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48 Permanent API jobs in Brompton, South West London + 20 miles
165 exact matches jobs are outside your preferred location
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Senior Software Engineer
Senior Software Engineer
Verifile Ltd
Bedford, Bedfordshire, MK44 3JZ
From £60,000 to £70,000 per annum Plus excellent benefits
Strong software development skills across the stack using C#, ASP .NET, Blazor, API development, microservices, containers, and deployment pipelines.
Strong software development skills across the stack using C#, ASP .NET, Blazor, API development, microservices, containers, and deployment pipelines.
NEWFEATURED
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Experience with Javascript, HTML, XML, and web services (REST API, SOAP)
Experience with Javascript, HTML, XML, and web services (REST API, SOAP)
NEWPREMIUM
Experience with Javascript, HTML, XML, and web services (REST API, SOAP)
Experience with Javascript, HTML, XML, and web services (REST API, SOAP)
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DevOps Engineer
DevOps Engineer
Cambridge University Press & Assessment
Cambridge, Cambridgeshire
From £36,800 to £47,900 per annum
We are recruiting for a DevOps Engineer to join our Assessment API team.
We are recruiting for a DevOps Engineer to join our Assessment API team.
NEWFEATURED
We are looking for a Staff Software Engineer to join Datadog's API Platform group. This team owns the infrastructure and tooling behind our public API surface, which spans more than 7,000 endpoints and supports a vast range of customers and integrations. As a Staff Engineer, you will have the opportunity to contribute to a broad set of projects across multiple teams that support API routing, reliability, web frameworks, and large-scale automation. You will collaborate with teams that build and evolve internal frameworks, traffic shaping and routing logic, reliability tooling, and developer enablement for API infrastructure. * Lead technical direction across multiple teams spanning API routing, rate limiting, frameworks, reliability tooling, and infrastructure automation. * Help define
We are looking for a Staff Software Engineer to join Datadog's API Platform group. This team owns the infrastructure and tooling behind our public API surface, which spans more than 7,000 endpoints and supports a vast range of customers and integrations. As a Staff Engineer, you will have the opportunity to contribute to a broad set of projects across multiple teams that support API routing, reliability, web frameworks, and large-scale automation. You will collaborate with teams that build and evolve internal frameworks, traffic shaping and routing logic, reliability tooling, and developer enablement for API infrastructure. * Lead technical direction across multiple teams spanning API routing, rate limiting, frameworks, reliability tooling, and infrastructure automation. * Help define
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Proficiency in API integration, data modelling, data migration, and experience with cloud-based architectures.
Proficiency in API integration, data modelling, data migration, and experience with cloud-based architectures.
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Proficiency in Python (especially API packages), SQL, Power BI, and Power Automate
Proficiency in Python (especially API packages), SQL, Power BI, and Power Automate
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Prompt engineering, LLM API integration, and system reliability patterns
Prompt engineering, LLM API integration, and system reliability patterns
Serve as the primary technical contact for advanced issues related to software, product data feeds, API integrations, and FTP * Advanced expertise in REST and SOAP API integrations and troubleshooting
Serve as the primary technical contact for advanced issues related to software, product data feeds, API integrations, and FTP * Advanced expertise in REST and SOAP API integrations and troubleshooting
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From refining API design to optimising performance and observability, youll be the driving force behind the systems that keep Onetrace running smoothly and growing fast. * RESTful API design and implementation
From refining API design to optimising performance and observability, youll be the driving force behind the systems that keep Onetrace running smoothly and growing fast. * RESTful API design and implementation
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Balance roadmap and service levels: Prioritise platform improvements, API consistency, reliability SLAs, and technical documentation to ensure smooth usage by other teams. * 4+ years in product management with a strong technical focus-ideally in infrastructure, platform, or API products.
Balance roadmap and service levels: Prioritise platform improvements, API consistency, reliability SLAs, and technical documentation to ensure smooth usage by other teams. * 4+ years in product management with a strong technical focus-ideally in infrastructure, platform, or API products.
Experience in managing SaaS and API products with good understanding of XML, JSON and REST.
Experience in managing SaaS and API products with good understanding of XML, JSON and REST.
About iProov - iProov provides science-based biometric solutions that enable the worlds most security-conscious organizations to streamline secure remote onboarding and authentication for digital and physical access. Our award-winning liveness technology and iSOC offer unmatched resilience against deepfakes and generative AI threats while ensuring effortless, scalable user experiences. Trusted by leading governments and enterprises, including the U.S. Department of Homeland Security, U.K. Home Office, GovTech Singapore, ING, and UBS, iProov sets the standard in biometric identity assurance. This global trust is built not only on our technology but on the strength of the people behind it. For us, diversity at iProov is about reflecting the customers we serve, holding the principles of equality and inclusion at the heart of everything we do and all that we stand for, ..
About iProov - iProov provides science-based biometric solutions that enable the worlds most security-conscious organizations to streamline secure remote onboarding and authentication for digital and physical access. Our award-winning liveness technology and iSOC offer unmatched resilience against deepfakes and generative AI threats while ensuring effortless, scalable user experiences. Trusted by leading governments and enterprises, including the U.S. Department of Homeland Security, U.K. Home Office, GovTech Singapore, ING, and UBS, iProov sets the standard in biometric identity assurance. This global trust is built not only on our technology but on the strength of the people behind it. For us, diversity at iProov is about reflecting the customers we serve, holding the principles of equality and inclusion at the heart of everything we do and all that we stand for, ..
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Power BI & Fabric Developer (Project Controls/Primavera P6 Data) at BaseOne, London, £Competitive Day Rate
Power BI & Fabric Developer (Project Controls/Primavera P6 Data) at BaseOne, London, £Competitive Day Rate
Baseone
London
Competitive
Contract / FTC / Perm | Remote (UK) with occasional client site visits | Competitive - About BaseOne - At BaseOne, we design and deliver human-centric data solutions for some of the worlds most complex projects from major infrastructure to energy and banking. Our team blends deep domain expertise in project controls with modern tools like Power BI, Microsoft Fabric, and AI-driven analytics , helping clients make better decisions with confidence. Were now looking for a Power BI & Fabric Developer with hands-on experience in Primavera P6 project controls data to join our delivery team. This is a chance to work on high-impact projects across the UK and internationally, building reporting solutions that simplify complexity for decision makers. The Role - Youll be part of a multidisciplinary team working directly with project controls, PMO, and client stakeholders.
Contract / FTC / Perm | Remote (UK) with occasional client site visits | Competitive - About BaseOne - At BaseOne, we design and deliver human-centric data solutions for some of the worlds most complex projects from major infrastructure to energy and banking. Our team blends deep domain expertise in project controls with modern tools like Power BI, Microsoft Fabric, and AI-driven analytics , helping clients make better decisions with confidence. Were now looking for a Power BI & Fabric Developer with hands-on experience in Primavera P6 project controls data to join our delivery team. This is a chance to work on high-impact projects across the UK and internationally, building reporting solutions that simplify complexity for decision makers. The Role - Youll be part of a multidisciplinary team working directly with project controls, PMO, and client stakeholders.
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About AppyWay - AppyWay helps cities reduce carbon emissions by making it easier to manage and find parking. The company started with a simple parking app called AppyParking because street parking data wasnt easy to access or understand. This led them to create the largest database of standardized parking data in the UK. Our Traffic Suite platform empowers local authorities with best-in-class kerbside data, APIs, and tools to manage traffic orders, parking, and street space more efficiently. Now, AppyWays platform is used by cities across Europe and even in New York City. It provides parking maps, real-time availability, and cashless payment options to help drivers and delivery fleets find parking more efficiently. Theyve raised over £20 million from investors like Hyundai and Mastercard to continue growing.
About AppyWay - AppyWay helps cities reduce carbon emissions by making it easier to manage and find parking. The company started with a simple parking app called AppyParking because street parking data wasnt easy to access or understand. This led them to create the largest database of standardized parking data in the UK. Our Traffic Suite platform empowers local authorities with best-in-class kerbside data, APIs, and tools to manage traffic orders, parking, and street space more efficiently. Now, AppyWays platform is used by cities across Europe and even in New York City. It provides parking maps, real-time availability, and cashless payment options to help drivers and delivery fleets find parking more efficiently. Theyve raised over £20 million from investors like Hyundai and Mastercard to continue growing.
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Ebury is a global fintech firm dedicated to empowering businesses to expand internationally through tailored and forward-thinking financial solutions. Since our founding in 2009, we've grown to a diverse team of over 1,700 professionals across 40+ offices and 29+ markets worldwide. Joining Ebury means becoming part of a collaborative and innovative environment where your contributions are valued. You'll play a key role in shaping the future of cross-border finance, while advancing your own career in a dynamic, high-growth industry. Product - Ebury London Office - Hybrid: 4 days in the office, 1 day working from home per week - We are hiring a Product Manager to join our Compliance Operations product team, with a focus on improving and scaling the client journeys that sit at the heart of our risk and regulatory operations.
Ebury is a global fintech firm dedicated to empowering businesses to expand internationally through tailored and forward-thinking financial solutions. Since our founding in 2009, we've grown to a diverse team of over 1,700 professionals across 40+ offices and 29+ markets worldwide. Joining Ebury means becoming part of a collaborative and innovative environment where your contributions are valued. You'll play a key role in shaping the future of cross-border finance, while advancing your own career in a dynamic, high-growth industry. Product - Ebury London Office - Hybrid: 4 days in the office, 1 day working from home per week - We are hiring a Product Manager to join our Compliance Operations product team, with a focus on improving and scaling the client journeys that sit at the heart of our risk and regulatory operations.
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Cognism is the leading provider of European B2B data and sales intelligence. Ambitious businesses of every size use our platform to discover, connect, and engage with qualified decision-makers faster and close more deals. Headquartered in London with global offices, Cognism's contact data and contextual signals are trusted by thousands of revenue teams to eliminate the guesswork from prospecting. Hybrid: This is a hybrid role, requiring you to work from our London office 3 days per week, with flexibility to work remotely on other days. YOUR ROLE As our Director of Product Management, you will lead and scale a high-performing product management team, owning the strategy, roadmap, and execution of our flagship Sales Companion product. Partnering closely with Engineering, Design, and GTM leaders, you'll ensure Sales Companion delivers measurable value to customers and dr
Cognism is the leading provider of European B2B data and sales intelligence. Ambitious businesses of every size use our platform to discover, connect, and engage with qualified decision-makers faster and close more deals. Headquartered in London with global offices, Cognism's contact data and contextual signals are trusted by thousands of revenue teams to eliminate the guesswork from prospecting. Hybrid: This is a hybrid role, requiring you to work from our London office 3 days per week, with flexibility to work remotely on other days. YOUR ROLE As our Director of Product Management, you will lead and scale a high-performing product management team, owning the strategy, roadmap, and execution of our flagship Sales Companion product. Partnering closely with Engineering, Design, and GTM leaders, you'll ensure Sales Companion delivers measurable value to customers and dr
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We are seeking an Agentic AI Engineer to join our growing AI & Data Science team. This role focuses on building, deploying, and scaling agentic AI systems autonomous, goal-driven AI agents that augment decision-making, automate complex workflows, and deliver actionable insights across Exiger's risk and compliance platforms. You will work closely with data scientists, software engineers, and product leaders to push the boundaries of applied AI in high-stakes environments. Key Responsibilities * Design, develop, and deploy agentic AI systems capable of reasoning, planning, and autonomously executing multi-step tasks. * Integrate large language models (LLMs) , vector databases, and external APIs into dynamic agent frameworks. * Collaborate with product teams to translate compliance, risk, and supply chain use cases into scalable AI-driven workflows.
We are seeking an Agentic AI Engineer to join our growing AI & Data Science team. This role focuses on building, deploying, and scaling agentic AI systems autonomous, goal-driven AI agents that augment decision-making, automate complex workflows, and deliver actionable insights across Exiger's risk and compliance platforms. You will work closely with data scientists, software engineers, and product leaders to push the boundaries of applied AI in high-stakes environments. Key Responsibilities * Design, develop, and deploy agentic AI systems capable of reasoning, planning, and autonomously executing multi-step tasks. * Integrate large language models (LLMs) , vector databases, and external APIs into dynamic agent frameworks. * Collaborate with product teams to translate compliance, risk, and supply chain use cases into scalable AI-driven workflows.
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Location: London, UK (Hybrid Working) Department: Investment Operations, Fund Services - Reports to: Manager, Data Production UK - Employment Type: Full-Time - We are a global investment leader committed to delivering better outcomes for millions of members. If youre passionate about data, thrive in a collaborative environment, and want to play a key role in shaping the future of investment data services in our growing London office, this is your opportunity. At AustralianSuper , were more than a super fundwere a purpose-driven organisation focused on helping members achieve their best financial position in retirement. As we continue to expand our global footprint, were looking for a dedicated Data Analyst to join our Investment Data Services team. This is a unique opportunity to support data transformation initiatives that directly impact investment decision-making a
Location: London, UK (Hybrid Working) Department: Investment Operations, Fund Services - Reports to: Manager, Data Production UK - Employment Type: Full-Time - We are a global investment leader committed to delivering better outcomes for millions of members. If youre passionate about data, thrive in a collaborative environment, and want to play a key role in shaping the future of investment data services in our growing London office, this is your opportunity. At AustralianSuper , were more than a super fundwere a purpose-driven organisation focused on helping members achieve their best financial position in retirement. As we continue to expand our global footprint, were looking for a dedicated Data Analyst to join our Investment Data Services team. This is a unique opportunity to support data transformation initiatives that directly impact investment decision-making a
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Job Description - Purpose of the role - To manage and develop existing and new products and/or services; and where applicable, ownership of related customer and colleague journeys, develops the product strategy, drive change through Barclays execution teams, make key decisions in the product lifecycle and own associated outcomes for customers, colleagues and the bank, achieved through appropriate service level agreements, regulatory compliance, risk management and controls. Accountabilities * Development of customer level strategies & solutions that are tailored to customers needs. * Subject Matter Expert in the applicable Product/Proposition team and be able to confidently guide and advise stakeholders at all levels in the Bank on the application of existing and new products/propositions and related customer and colleague journeys.
Job Description - Purpose of the role - To manage and develop existing and new products and/or services; and where applicable, ownership of related customer and colleague journeys, develops the product strategy, drive change through Barclays execution teams, make key decisions in the product lifecycle and own associated outcomes for customers, colleagues and the bank, achieved through appropriate service level agreements, regulatory compliance, risk management and controls. Accountabilities * Development of customer level strategies & solutions that are tailored to customers needs. * Subject Matter Expert in the applicable Product/Proposition team and be able to confidently guide and advise stakeholders at all levels in the Bank on the application of existing and new products/propositions and related customer and colleague journeys.
Strong proficiency in Java (preferably Java 17+), Spring Boot, and RESTful API development
Strong proficiency in Java (preferably Java 17+), Spring Boot, and RESTful API development
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Technical skills: Comfortable using browser developer tools and familiar with basic API testing (Postman experience preferred)
Technical skills: Comfortable using browser developer tools and familiar with basic API testing (Postman experience preferred)
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10+ years of professional software engineering experience with expertise in JavaScript, TypeScript, Node.js, and RESTful API design.
10+ years of professional software engineering experience with expertise in JavaScript, TypeScript, Node.js, and RESTful API design.
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Mastercard Developers ( is the primary API platform for Mastercard partners to access a diverse range of payment, data, loyalty, and security APIs. The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Act as subject matter expert for Mastercard Developers API Platform and services to support customer integrations on occasion - Proven track record in API based products
Mastercard Developers ( is the primary API platform for Mastercard partners to access a diverse range of payment, data, loyalty, and security APIs. The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Act as subject matter expert for Mastercard Developers API Platform and services to support customer integrations on occasion - Proven track record in API based products
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Technical knowledge and experience in producing testable, scalable, reusable and resilient services to provide API services to front end systems.
Technical knowledge and experience in producing testable, scalable, reusable and resilient services to provide API services to front end systems.
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Related Jobs
Locations
- Shadwell
- Frimley
- Millwall
- Shoreditch
- Soho
- The City, City (EC3)
- Charing Cross
- Covent Garden
- Gilwell Park
- Holloway
- Central London
- West End
- East London
- City of London
- Reading
- Bedford
- Milton Keynes
- South West London
- North West London
- Camberley
- London
- Berkshire
- Surrey
- Bedfordshire
- Buckinghamshire
- Hertfordshire
- Cambridgeshire
- Hampshire
- Oxfordshire
- South East
- East Anglia