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12 Permanent API jobs in Haddenham, Ely + 20 miles
69 exact matches jobs are outside your preferred location
This includes contributing to API-driven platform services and user-facing portals that support digital custody, tokenization, transfer agency, and digital cash/settlement workflows. * Implement robust automated testing practices across the stack (unit, integration, and UI/API tests) and uphold strong quality gates through code reviews and CI/CD discipline. * Working knowledge of digital asset concepts (tokenization / custody) sufficient to translate workflows into UI and API behaviour. * Exposure to high-scale data/integration patterns commonly used in financial services platforms (streaming such as Kafka/MQ, API gateways, and event-driven architectures).
This includes contributing to API-driven platform services and user-facing portals that support digital custody, tokenization, transfer agency, and digital cash/settlement workflows. * Implement robust automated testing practices across the stack (unit, integration, and UI/API tests) and uphold strong quality gates through code reviews and CI/CD discipline. * Working knowledge of digital asset concepts (tokenization / custody) sufficient to translate workflows into UI and API behaviour. * Exposure to high-scale data/integration patterns commonly used in financial services platforms (streaming such as Kafka/MQ, API gateways, and event-driven architectures).
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The organisation's website operates on a headless architecture using Contentful CMS, with the front-end hosted on Vercel, and integrates with CRM, analytics, and internal systems through API-driven services. * Design and implement API-driven integrations between core systems including CRM, website platforms, marketing tools, analytics environments, and internal databases, ensuring systems operate as a connected digital ecosystem. * Experience building API-driven integrations between enterprise platforms including CRM systems, web platforms, marketing systems, and analytics environments.
The organisation's website operates on a headless architecture using Contentful CMS, with the front-end hosted on Vercel, and integrates with CRM, analytics, and internal systems through API-driven services. * Design and implement API-driven integrations between core systems including CRM, website platforms, marketing tools, analytics environments, and internal databases, ensuring systems operate as a connected digital ecosystem. * Experience building API-driven integrations between enterprise platforms including CRM systems, web platforms, marketing systems, and analytics environments.
PREMIUM
This includes contributing to API-driven platform services and user-facing portals that support digital custody, tokenization, transfer agency, and digital cash/settlement workflows. * Implement robust automated testing practices across the stack (unit, integration, and UI/API tests) and uphold strong quality gates through code reviews and CI/CD discipline. * Working knowledge of digital asset concepts (tokenization / custody) sufficient to translate workflows into UI and API behaviour. * Exposure to high-scale data/integration patterns commonly used in financial services platforms (streaming such as Kafka/MQ, API gateways, and event-driven architectures).
This includes contributing to API-driven platform services and user-facing portals that support digital custody, tokenization, transfer agency, and digital cash/settlement workflows. * Implement robust automated testing practices across the stack (unit, integration, and UI/API tests) and uphold strong quality gates through code reviews and CI/CD discipline. * Working knowledge of digital asset concepts (tokenization / custody) sufficient to translate workflows into UI and API behaviour. * Exposure to high-scale data/integration patterns commonly used in financial services platforms (streaming such as Kafka/MQ, API gateways, and event-driven architectures).
The role focuses on delivering intuitive, secure, and performant user interfaces that consume API-driven backend services.
The role focuses on delivering intuitive, secure, and performant user interfaces that consume API-driven backend services.
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Application, Infrastructure and Service Management, Senior Associate
Application, Infrastructure and Service Management, Senior Associate
State Street Corporation
London
Competitive
API-based integrations (REST / JSON, event-driven APIs)
API-based integrations (REST / JSON, event-driven APIs)
API-based integrations (REST / JSON, event-driven APIs)
API-based integrations (REST / JSON, event-driven APIs)
Knowledge of API, state store and integration workflows
Knowledge of API, state store and integration workflows
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Tooling Ownership: Serve as the technical owner for a broad suite of corporate security systems, managing deployments, configurations, and API integrations for tools across the corporate environment.
Tooling Ownership: Serve as the technical owner for a broad suite of corporate security systems, managing deployments, configurations, and API integrations for tools across the corporate environment.
Product Management - Private markets, Charles River Development, Assistant Vice President
Product Management - Private markets, Charles River Development, Assistant Vice President
State Street Corporation
London
Competitive
Define and deliver the roadmap for horizontal platform capabilities serving all private markets asset classes including core data services, cross-fund analytics, workflow automation, and API infrastructure. * Familiarity with data architecture concepts: data modeling, ETL pipelines, API design, and event-driven systems. * Experience with API-first product design and developer experience (DX) programs.
Define and deliver the roadmap for horizontal platform capabilities serving all private markets asset classes including core data services, cross-fund analytics, workflow automation, and API infrastructure. * Familiarity with data architecture concepts: data modeling, ETL pipelines, API design, and event-driven systems. * Experience with API-first product design and developer experience (DX) programs.
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AWS for underlying infrastructure (Aurora, Redis, Dynamo, S3, SNS, SQS, CloudFront, API Gateway, etc.)
AWS for underlying infrastructure (Aurora, Redis, Dynamo, S3, SNS, SQS, CloudFront, API Gateway, etc.)
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Holland & Barrett International strives to be the world's leading health and wellness business. Currently the largest in Europe and growing in other markets, the health and wellness of our colleagues and customers is at our heart. Supply Chain Engineering build and run the technology that enables Holland & Barrett to get the right products to the right place at the right time. From our integrations with logistics providers through to controlling our robotic warehouse, the global foundation of H&B is built on our supply chain. We're looking for a Senior Software Engineer to join one of our mission-focused engineering squads the Forecasting & Replenishment team. * You'll work in a collaborative agile team with frontend and backend engineers, a product manager, and an engineering manager. * You'll partner with groups such as Design or Data on occasion.
Holland & Barrett International strives to be the world's leading health and wellness business. Currently the largest in Europe and growing in other markets, the health and wellness of our colleagues and customers is at our heart. Supply Chain Engineering build and run the technology that enables Holland & Barrett to get the right products to the right place at the right time. From our integrations with logistics providers through to controlling our robotic warehouse, the global foundation of H&B is built on our supply chain. We're looking for a Senior Software Engineer to join one of our mission-focused engineering squads the Forecasting & Replenishment team. * You'll work in a collaborative agile team with frontend and backend engineers, a product manager, and an engineering manager. * You'll partner with groups such as Design or Data on occasion.
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Rubicon are a successful long established software house based in Bury St Edmunds providing ERP solutions to a number of market sectors. We are looking to expand our team and continue to provide a first-class support service to both existing and new customers. This role as a member of our Support Team would predominately be focused on our financial modules within the ERP system. Therefore, we would require a candidate who can demonstrate a strong finance support background and possess IT skills. We can offer a hybrid (2 day minimum in the office) working model with a standard working week of 37 hours. We are looking for a proactive, self-learner with good communication skills with the ability to seamlessly liaise at all levels from senior management to junior members. Key attributes include: - Experience with ERP System Support and ongoing Support Desk activities.
Rubicon are a successful long established software house based in Bury St Edmunds providing ERP solutions to a number of market sectors. We are looking to expand our team and continue to provide a first-class support service to both existing and new customers. This role as a member of our Support Team would predominately be focused on our financial modules within the ERP system. Therefore, we would require a candidate who can demonstrate a strong finance support background and possess IT skills. We can offer a hybrid (2 day minimum in the office) working model with a standard working week of 37 hours. We are looking for a proactive, self-learner with good communication skills with the ability to seamlessly liaise at all levels from senior management to junior members. Key attributes include: - Experience with ERP System Support and ongoing Support Desk activities.
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Junior Integration Analyst
Junior Integration Analyst
Altro
Letchworth Garden City (SG6), SG6 1NW
Competitive salary plus additional benefits,
Are you curious about how systems talk to each other? Do you enjoy solving problems, working with data, and learning new technical skills? If so, this could be the perfect next step in your IT career. We’re looking for a Junior Integration Specialist to join our IT Department and support the delivery of our Global Integration Roadmap. You’ll work alongside experienced Integration Specialists and Analysts, helping to build, test, and maintain the connections that keep our systems running smoothly, both internally and with our external partners. This is a fantastic opportunity to develop hands-on experience in integrations, data flows, APIs, and EDI, while working with tools such as SSIS, SQL, and ZappySys. This permanent, full time, hybrid working ( 3 days a week in the office) is based at our Letchworth Garden City Head office.
Are you curious about how systems talk to each other? Do you enjoy solving problems, working with data, and learning new technical skills? If so, this could be the perfect next step in your IT career. We’re looking for a Junior Integration Specialist to join our IT Department and support the delivery of our Global Integration Roadmap. You’ll work alongside experienced Integration Specialists and Analysts, helping to build, test, and maintain the connections that keep our systems running smoothly, both internally and with our external partners. This is a fantastic opportunity to develop hands-on experience in integrations, data flows, APIs, and EDI, while working with tools such as SSIS, SQL, and ZappySys. This permanent, full time, hybrid working ( 3 days a week in the office) is based at our Letchworth Garden City Head office.
PREMIUM
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Zensar is a leading digital solutions and technology services company that specialises in partnering with global organisations across industries in their Digital Transformation journey. Zensars Return on Digital strategy has enabled customers to look beyond current investments towards realising visible business benefits in their digital transformation journey. If youre looking for a workplace where associates realise and contribute to their full potential, are recognised for the impact they make, and enjoy the company of the people they work with, then youve come to the right place! We are looking for a Product Owner to drive delivery across multiple digital and AI-enabled initiatives already underway at Zensar. This is a core PO role with strong execution ownership, where AI exposure is not optional.
Zensar is a leading digital solutions and technology services company that specialises in partnering with global organisations across industries in their Digital Transformation journey. Zensars Return on Digital strategy has enabled customers to look beyond current investments towards realising visible business benefits in their digital transformation journey. If youre looking for a workplace where associates realise and contribute to their full potential, are recognised for the impact they make, and enjoy the company of the people they work with, then youve come to the right place! We are looking for a Product Owner to drive delivery across multiple digital and AI-enabled initiatives already underway at Zensar. This is a core PO role with strong execution ownership, where AI exposure is not optional.
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Job Title: Salesforce Developer - Division: Data, Technology and Innovation - Department: Digital Systems * Salary: National (Edinburgh and Leeds) ranging from £65,000 to £75,000 and London from £70,000 to £85,000 per annum salary offered will be based on skills and experience) * This role is graded as: Senior Associate - Regulatory * Your recruitment contact is Benjamin via . Applications must be submitted through our online portal. Applications sent via social media or email will not be accepted. About the FCA and team - We regulate financial services firms in the UK, to keep financial markets fair, thriving and effective. By joining us, youll play a key part in protecting consumers, driving economic growth, and shaping the future of UK finance services. The Data, Technology and Innovation (DTI) division enables the FCA to be a digital-first, data-led smart regulator by delivering ...
Job Title: Salesforce Developer - Division: Data, Technology and Innovation - Department: Digital Systems * Salary: National (Edinburgh and Leeds) ranging from £65,000 to £75,000 and London from £70,000 to £85,000 per annum salary offered will be based on skills and experience) * This role is graded as: Senior Associate - Regulatory * Your recruitment contact is Benjamin via . Applications must be submitted through our online portal. Applications sent via social media or email will not be accepted. About the FCA and team - We regulate financial services firms in the UK, to keep financial markets fair, thriving and effective. By joining us, youll play a key part in protecting consumers, driving economic growth, and shaping the future of UK finance services. The Data, Technology and Innovation (DTI) division enables the FCA to be a digital-first, data-led smart regulator by delivering ...
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Join Our Team as a Senior Test Automation Engineer! Are you passionate about test automation and eager to work with cutting-edge data and Machine Learning products? We are seeking aSenior Test Automation Engineerto join our dynamic Data business area. This key role involves designing and implementing robust, scalable test automation strategies across a suite of ML-driven data products, helping us ship with confidence and speed. * Design and implement automated tests for data pipelines, APIs, and machine learning products. * Integrate test automation into our Azure DevOps CI/CD pipelines. * Collaborate closely with data engineers, data scientists, and product owners to define quality criteria and acceptance scenarios. * Drive test-first thinking and practices within the team (e.g., BDD, TDD). * Identify areas for test coverage improvement and ensure automated checks are in ...
Join Our Team as a Senior Test Automation Engineer! Are you passionate about test automation and eager to work with cutting-edge data and Machine Learning products? We are seeking aSenior Test Automation Engineerto join our dynamic Data business area. This key role involves designing and implementing robust, scalable test automation strategies across a suite of ML-driven data products, helping us ship with confidence and speed. * Design and implement automated tests for data pipelines, APIs, and machine learning products. * Integrate test automation into our Azure DevOps CI/CD pipelines. * Collaborate closely with data engineers, data scientists, and product owners to define quality criteria and acceptance scenarios. * Drive test-first thinking and practices within the team (e.g., BDD, TDD). * Identify areas for test coverage improvement and ensure automated checks are in ...
Cyber Data Science, Enablement, and Analytics Leader, Managing Director
Cyber Data Science, Enablement, and Analytics Leader, Managing Director
State Street Corporation
London
Competitive
Who we are looking for - The Cyber Data Science, Enablement, & Analytics Leader will lead a team responsible for designing and operating data, analytics, and automation capabilities that underpin cyber control testing, continuous monitoring, and executive reporting. The selected candidate will derive accurate and timely insights into the firms security posture, inform cyber residual risk, and transform data into actionable intelligence. This role will provide stakeholders and risk owners with a single source of the truth of the security health of their assets. What you will be responsible for * Cyber data pipelines that aggregate risk, control, and other data from security tools, IT systems, and GRC platforms into a central repository/data warehouse. * A data repository with front-end analytics to effectively response to regulatory questionnaires; using AI to ensure ...
Who we are looking for - The Cyber Data Science, Enablement, & Analytics Leader will lead a team responsible for designing and operating data, analytics, and automation capabilities that underpin cyber control testing, continuous monitoring, and executive reporting. The selected candidate will derive accurate and timely insights into the firms security posture, inform cyber residual risk, and transform data into actionable intelligence. This role will provide stakeholders and risk owners with a single source of the truth of the security health of their assets. What you will be responsible for * Cyber data pipelines that aggregate risk, control, and other data from security tools, IT systems, and GRC platforms into a central repository/data warehouse. * A data repository with front-end analytics to effectively response to regulatory questionnaires; using AI to ensure ...
Holland & Barrett International strives to be the world's leading health and wellness business. Currently the largest in Europe and growing in other markets, the health and wellness of our colleagues and customers is at our heart. Supply Chain Engineering build and run the technology that enables Holland & Barrett to get the right products to the right place at the right time. From our integrations with logistics providers through to controlling our robotic warehouse, the global foundation of H&B is built on our supply chain. We're looking for a Senior Software Engineer to join one of our mission-focused engineering squads the Anduin Gateway team. You'll work in a collaborative agile team with frontend and backend engineers, a product manager, and an engineering manager. You'll partner with groups such as Design or Data on occasion.
Holland & Barrett International strives to be the world's leading health and wellness business. Currently the largest in Europe and growing in other markets, the health and wellness of our colleagues and customers is at our heart. Supply Chain Engineering build and run the technology that enables Holland & Barrett to get the right products to the right place at the right time. From our integrations with logistics providers through to controlling our robotic warehouse, the global foundation of H&B is built on our supply chain. We're looking for a Senior Software Engineer to join one of our mission-focused engineering squads the Anduin Gateway team. You'll work in a collaborative agile team with frontend and backend engineers, a product manager, and an engineering manager. You'll partner with groups such as Design or Data on occasion.
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About Revolut - People deserve more from their money. More visibility, more control, and more freedom. Since 2015, Revolut has been on a mission to deliver just that. Our powerhouse of products including spending, saving, investing, exchanging, travelling, and more help our 70+ million customers get more from their money every day. As we continue our lightning-fast growth,? 2 things are essential to our success: our people and our culture. In recognition of our outstanding employee experience, we've been certified as a Great Place to Work. So far, we have 13,000+ people working around the world, from our offices and remotely, to help us achieve our mission. And we're looking for more brilliant people. People who love building great products, redefining success, and turning the complexity of a chaotic world into the simplicity of a beautiful solution. About the role
About Revolut - People deserve more from their money. More visibility, more control, and more freedom. Since 2015, Revolut has been on a mission to deliver just that. Our powerhouse of products including spending, saving, investing, exchanging, travelling, and more help our 70+ million customers get more from their money every day. As we continue our lightning-fast growth,? 2 things are essential to our success: our people and our culture. In recognition of our outstanding employee experience, we've been certified as a Great Place to Work. So far, we have 13,000+ people working around the world, from our offices and remotely, to help us achieve our mission. And we're looking for more brilliant people. People who love building great products, redefining success, and turning the complexity of a chaotic world into the simplicity of a beautiful solution. About the role
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Senior Full-Stack Developer
Senior Full-Stack Developer
Hireful
Milton Keynes, Buckinghamshire, MK9
up to £60k base + Bonus and great benefits
Are you a Senior Full Stack Developer who fancies redefining operational excellence across higher education, conference and events applications? You’ll be joining a company trusted by more than 350 institutions worldwide and backed by 25 years of experience. You’ll be joining a people-first, purpose-driven business where ideas are valued, growth is supported and impact is truly visible. We’re looking for a Senior Full Stack Developer with outstanding front-end expertise and at least some back end .Net capabilities to help shape the next chapter of our platform. You’ll design and deliver accessible, secure and high-quality web solutions, working closely with clients, project managers and fellow developers. Role: Senior Full Stack Web Developer, Senior Web Developer, Senior Developer, Senior Full-Stack Developer, Senior Front End Developer, Full Stack Developer, Senior ...
Are you a Senior Full Stack Developer who fancies redefining operational excellence across higher education, conference and events applications? You’ll be joining a company trusted by more than 350 institutions worldwide and backed by 25 years of experience. You’ll be joining a people-first, purpose-driven business where ideas are valued, growth is supported and impact is truly visible. We’re looking for a Senior Full Stack Developer with outstanding front-end expertise and at least some back end .Net capabilities to help shape the next chapter of our platform. You’ll design and deliver accessible, secure and high-quality web solutions, working closely with clients, project managers and fellow developers. Role: Senior Full Stack Web Developer, Senior Web Developer, Senior Developer, Senior Full-Stack Developer, Senior Front End Developer, Full Stack Developer, Senior ...
FEATURED
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Senior Backend Engineer | High-Growth Cybersecurity Scale-Up | Fully Remote (UK based) Are you ready to build the core systems that power one of the fastest-growing cybersecurity platforms on the planet? This is your chance to join a research-driven, venture-backed security scale-up thats trusted by some of the worlds biggest enterprises and critical infrastructure providers. Recognised by Gartner, armed with funding, and scaling aggressively worldwide, theyre on a mission to reshape how organisations stay ahead of real-world cyber threats. As aSenior Backend Engineer, youll play a key role in building scalable, high-performance backend systems that ingest, process, and serve data on millions of assetshelping global security teams uncover exposures before attackers do. * Designing and building backend services and data pipelines powering a cutting-edge cybersecurity ...
Senior Backend Engineer | High-Growth Cybersecurity Scale-Up | Fully Remote (UK based) Are you ready to build the core systems that power one of the fastest-growing cybersecurity platforms on the planet? This is your chance to join a research-driven, venture-backed security scale-up thats trusted by some of the worlds biggest enterprises and critical infrastructure providers. Recognised by Gartner, armed with funding, and scaling aggressively worldwide, theyre on a mission to reshape how organisations stay ahead of real-world cyber threats. As aSenior Backend Engineer, youll play a key role in building scalable, high-performance backend systems that ingest, process, and serve data on millions of assetshelping global security teams uncover exposures before attackers do. * Designing and building backend services and data pipelines powering a cutting-edge cybersecurity ...
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About this role - The Analytics Product team empowers investment and risk management decision-making for BlackRock and Aladdin clients through industry-leading models, analytics, research, and processes supporting investor activities. The team delivers value for users, clients, and prospects by reliably meeting commitments. We craft compelling research and applied solutions. Enable new opportunities with fit-for-purpose analytics. Apply extensive confirmed experience across the client lifecycle. In close collaboration with partner teams throughout the Aladdin Business, the team accomplishes the analytics and product development lifecycle with full ownership. We speed up model development and delivery using agile methods. The team leads the deployment of new model features and infrastructure improvements.
About this role - The Analytics Product team empowers investment and risk management decision-making for BlackRock and Aladdin clients through industry-leading models, analytics, research, and processes supporting investor activities. The team delivers value for users, clients, and prospects by reliably meeting commitments. We craft compelling research and applied solutions. Enable new opportunities with fit-for-purpose analytics. Apply extensive confirmed experience across the client lifecycle. In close collaboration with partner teams throughout the Aladdin Business, the team accomplishes the analytics and product development lifecycle with full ownership. We speed up model development and delivery using agile methods. The team leads the deployment of new model features and infrastructure improvements.
Location & working arrangement - London or Nuneaton, United Kingdom - Hybrid working occasional presence at one of our Holland & Barrett offices in London or Nuneaton for collaboration sessions, team meetings and key events. #LI-Hybrid - Intro - At Holland & Barrett, we're on a mission to make health and wellness a way of life for everyone. As Europe's leading health and wellness retailer, we're using technology to power smarter, more connected experiences for our customers and colleagues. We're looking for a Product Manager Supply Chain (Network & Logistics) to lead the product direction for how products move across our fulfilment network and through our logistics partners. In this role, you'll shape the platforms and integrations that connect our systems with warehouses, carriers and marketplaceshelping ensure reliable, scalable fulfilment across stores, digital channels and ...
Location & working arrangement - London or Nuneaton, United Kingdom - Hybrid working occasional presence at one of our Holland & Barrett offices in London or Nuneaton for collaboration sessions, team meetings and key events. #LI-Hybrid - Intro - At Holland & Barrett, we're on a mission to make health and wellness a way of life for everyone. As Europe's leading health and wellness retailer, we're using technology to power smarter, more connected experiences for our customers and colleagues. We're looking for a Product Manager Supply Chain (Network & Logistics) to lead the product direction for how products move across our fulfilment network and through our logistics partners. In this role, you'll shape the platforms and integrations that connect our systems with warehouses, carriers and marketplaceshelping ensure reliable, scalable fulfilment across stores, digital channels and ...
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Are you an experienced Business Analyst ready to make an impact? Join our Group Technology team at Connells Group as a Business Analyst, where youll work closely with engineers and business stakeholders to understand day-to-day processes, analyse operational needs, and translate requirements into clear Business Requirement Specifications or User Stories. The CPE team is responsible for maintaining and supporting key business systems, as well as managing incidents through ServiceNow, coordinating regular software releases, and addressing technical debt. We offer a hybrid working arrangement, with two days per week in our Milton Keynes office. * Elicit and capture business requirements * Produce clear, concise business requirements documents and user stories * Proactively work with senior business managers to understand their business processes and needs
Are you an experienced Business Analyst ready to make an impact? Join our Group Technology team at Connells Group as a Business Analyst, where youll work closely with engineers and business stakeholders to understand day-to-day processes, analyse operational needs, and translate requirements into clear Business Requirement Specifications or User Stories. The CPE team is responsible for maintaining and supporting key business systems, as well as managing incidents through ServiceNow, coordinating regular software releases, and addressing technical debt. We offer a hybrid working arrangement, with two days per week in our Milton Keynes office. * Elicit and capture business requirements * Produce clear, concise business requirements documents and user stories * Proactively work with senior business managers to understand their business processes and needs
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Hybrid- London - Up to £75,000 - Overview - We are looking for a Full Stack Software Engineer to join a growing Digital Platform team within a technology-driven organisation expanding internationally. This role sits within a modern platform squad responsible for building, improving, and maintaining a customer-facing web platform built on a Next.js stack. The organisation is investing heavily in platform quality, developer experience, CI/CD, testing, and observability to support long-term scalability. You will contribute to strengthening the platform that enables multiple product squads to deliver features reliably and release with confidence. This is a hands-on engineering role with strong opportunities to grow technically and gain exposure to platform thinking, modern tooling, and large-scale web delivery. The Role
Hybrid- London - Up to £75,000 - Overview - We are looking for a Full Stack Software Engineer to join a growing Digital Platform team within a technology-driven organisation expanding internationally. This role sits within a modern platform squad responsible for building, improving, and maintaining a customer-facing web platform built on a Next.js stack. The organisation is investing heavily in platform quality, developer experience, CI/CD, testing, and observability to support long-term scalability. You will contribute to strengthening the platform that enables multiple product squads to deliver features reliably and release with confidence. This is a hands-on engineering role with strong opportunities to grow technically and gain exposure to platform thinking, modern tooling, and large-scale web delivery. The Role