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12 Permanent API jobs in Haddenham, Ely + 20 miles
69 exact matches jobs are outside your preferred location
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Hybrid- London - Up to £100,000 + benefits - Overview - We are hiring a Senior Software Engineer to join a growing Digital Platform function within a technology-driven organisation undergoing continued international expansion. This role sits within a newly formed platform squad focused on strengthening, stabilising, and evolving a modern web platform built on a Next.js stack. The organisation is investing in long-term platform scalability (8-10 year vision), improving engineering standards, tooling, CI/CD, testing, and observability. You will play a key role in ensuring engineering teams can deliver product work efficiently and release with confidence, while helping shape platform capabilities, technical direction, and best practices. This is primarily an individual contributor role with potential mentoring responsibilities. The Role
Hybrid- London - Up to £100,000 + benefits - Overview - We are hiring a Senior Software Engineer to join a growing Digital Platform function within a technology-driven organisation undergoing continued international expansion. This role sits within a newly formed platform squad focused on strengthening, stabilising, and evolving a modern web platform built on a Next.js stack. The organisation is investing in long-term platform scalability (8-10 year vision), improving engineering standards, tooling, CI/CD, testing, and observability. You will play a key role in ensuring engineering teams can deliver product work efficiently and release with confidence, while helping shape platform capabilities, technical direction, and best practices. This is primarily an individual contributor role with potential mentoring responsibilities. The Role
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Location: Kettering - Hybrid/Remote - Job Type: Full time, 37.5 hours per week - Contract Type: Permanent - Salary: Competitive - At National Accident Law, home of National Accident Helpline, we live by our values of We are curious, We are driven, We are passionate and We are unified, and our people do too. Whether it be helping people to start their recovery journey, supporting our panel of solicitor firms or working together across departments to achieve results our people work as one team. As the most trusted, searched for and recognised personal injury brand we pride ourselves on being the most ethical operator in the claims sector, taking a strong stance against cold calling and cold texting, and lobbying government and the regulators to help ensure there is a strict regulatory framework to help protect consumers.
Location: Kettering - Hybrid/Remote - Job Type: Full time, 37.5 hours per week - Contract Type: Permanent - Salary: Competitive - At National Accident Law, home of National Accident Helpline, we live by our values of We are curious, We are driven, We are passionate and We are unified, and our people do too. Whether it be helping people to start their recovery journey, supporting our panel of solicitor firms or working together across departments to achieve results our people work as one team. As the most trusted, searched for and recognised personal injury brand we pride ourselves on being the most ethical operator in the claims sector, taking a strong stance against cold calling and cold texting, and lobbying government and the regulators to help ensure there is a strict regulatory framework to help protect consumers.
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Ideas | People | Trust - We’re BDO. An accountancy and business advisory firm, providing the advice and solutions entrepreneurial organisations need to navigate today’s changing world. We work with the companies that are Britain’s economic engine - ambitious, entrepreneurially-spirited and high-growth businesses that fuel the economy - and directly advise the owners and management teams that lead them. We’ll broaden your horizons - To ensure our services and applications are fit for the modern market, our IT team collaborates with every department. They develop, they explore and they implement the new ideas helping us to change the future of accounting, tax and business consulting. But, just as importantly, they maintain the tech that keeps us advancing. By testing and adopting the future of financial technical solutions, they find new and exciting ways to drive us forward.
Ideas | People | Trust - We’re BDO. An accountancy and business advisory firm, providing the advice and solutions entrepreneurial organisations need to navigate today’s changing world. We work with the companies that are Britain’s economic engine - ambitious, entrepreneurially-spirited and high-growth businesses that fuel the economy - and directly advise the owners and management teams that lead them. We’ll broaden your horizons - To ensure our services and applications are fit for the modern market, our IT team collaborates with every department. They develop, they explore and they implement the new ideas helping us to change the future of accounting, tax and business consulting. But, just as importantly, they maintain the tech that keeps us advancing. By testing and adopting the future of financial technical solutions, they find new and exciting ways to drive us forward.
PREMIUM
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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
We're partnering with a high-growth B2B PropTech SaaS business that's transforming how property professionals access and leverage land data across the UK. In just a few years, the company has built one of the most advanced property data platforms in the market, integrating thousands of data sources and processing terabytes of information with sub-24-hour latency. With strong product-market fit, continued revenue growth, and ambitious scaling plans, they're now hiring a Lead Full Stack Engineer to help shape the next phase of the platform. This is a hands-on leadership role within an engineering-led, collaborative environment, ideal for someone who enjoys balancing architectural ownership with meaningful day-to-day coding. The Role - As Lead Full Stack Engineer, you'll combine deep technical expertise with strong leadership and architectural oversight.
We're partnering with a high-growth B2B PropTech SaaS business that's transforming how property professionals access and leverage land data across the UK. In just a few years, the company has built one of the most advanced property data platforms in the market, integrating thousands of data sources and processing terabytes of information with sub-24-hour latency. With strong product-market fit, continued revenue growth, and ambitious scaling plans, they're now hiring a Lead Full Stack Engineer to help shape the next phase of the platform. This is a hands-on leadership role within an engineering-led, collaborative environment, ideal for someone who enjoys balancing architectural ownership with meaningful day-to-day coding. The Role - As Lead Full Stack Engineer, you'll combine deep technical expertise with strong leadership and architectural oversight.
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Python Desk Developer
Python Desk Developer
McGregor Boyall Associates Limited
London
£120000 - £160000 per annum + bonus + benefits
Python, Macro, Fixed Income, Systematic, APIs - We're looking for someone to with with PMs to build live trading tools, APIs and integrate quant analytics models to support risk management, pricing, backtesting and trade lifecycling. You'll be solving systematic problems across Rates / FX / Options / Futures. This role balances financial markets experience and expertise with high level understanding of a large Macro tech stack in order to develop the innovative applications, analytics and infrastructure the fund's PMs and analysts use every day. This is the chance to work very closely with alpha generating personnel and take ownership of a broad spectrum of technical aspects on the desk. Working with very bright people, solving complex challenges. This is a permanent role requiring 4 days per week onsite in London. Bonus buyout and/ or sign-on options are available.
Python, Macro, Fixed Income, Systematic, APIs - We're looking for someone to with with PMs to build live trading tools, APIs and integrate quant analytics models to support risk management, pricing, backtesting and trade lifecycling. You'll be solving systematic problems across Rates / FX / Options / Futures. This role balances financial markets experience and expertise with high level understanding of a large Macro tech stack in order to develop the innovative applications, analytics and infrastructure the fund's PMs and analysts use every day. This is the chance to work very closely with alpha generating personnel and take ownership of a broad spectrum of technical aspects on the desk. Working with very bright people, solving complex challenges. This is a permanent role requiring 4 days per week onsite in London. Bonus buyout and/ or sign-on options are available.
FEATURED
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we are hiring -.NET Developer for London location - job Type: Permanent - Trevel : Hybrid (2-3 days onsite ) Role Overview - We are seeking an experienced .NET Developer with 47 years of hands-on experience in C#, .NET Core, Azure, and database management. The ideal candidate will have strong technical expertise, a problem-solving mindset, and the ability to effectively leverage AI tools and modern technologies to enhance productivity, code quality, and solution design. This role requires close collaboration with cross-functional teams to design, develop, and deploy scalable and secure applications in a cloud-based environment. Key Responsibilities * Design, develop, and maintain scalable applications using C# and .NET Core. * Build and deploy cloud-native solutions on Microsoft Azure. * Develop and optimize database structures, queries, and performance (SQL-based systems).
we are hiring -.NET Developer for London location - job Type: Permanent - Trevel : Hybrid (2-3 days onsite ) Role Overview - We are seeking an experienced .NET Developer with 47 years of hands-on experience in C#, .NET Core, Azure, and database management. The ideal candidate will have strong technical expertise, a problem-solving mindset, and the ability to effectively leverage AI tools and modern technologies to enhance productivity, code quality, and solution design. This role requires close collaboration with cross-functional teams to design, develop, and deploy scalable and secure applications in a cloud-based environment. Key Responsibilities * Design, develop, and maintain scalable applications using C# and .NET Core. * Build and deploy cloud-native solutions on Microsoft Azure. * Develop and optimize database structures, queries, and performance (SQL-based systems).
FEATURED
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At Automata, we're on a mission to transform how scientists work by making automation accessible to every lab in the world. We believe that by giving labs the power to automate, we can unlock discoveries that will shape the future of life sciencesfrom diagnostics and drug discovery to synthetic biology. But were more than just a company disrupting the industrywe're a team of innovators, problem-solvers, and creators passionate about empowering scientists. Our LINQ platform combines hardware and software to streamline workflows, making lab automation fast, flexible, and affordable. This means our customers can focus on groundbreaking research, while we take care of the rest. Why Work at Automata? * Impact: Your work will directly contribute to advancements in science and medicine, supporting labs around the globe as they push boundaries in research and innovation.
At Automata, we're on a mission to transform how scientists work by making automation accessible to every lab in the world. We believe that by giving labs the power to automate, we can unlock discoveries that will shape the future of life sciencesfrom diagnostics and drug discovery to synthetic biology. But were more than just a company disrupting the industrywe're a team of innovators, problem-solvers, and creators passionate about empowering scientists. Our LINQ platform combines hardware and software to streamline workflows, making lab automation fast, flexible, and affordable. This means our customers can focus on groundbreaking research, while we take care of the rest. Why Work at Automata? * Impact: Your work will directly contribute to advancements in science and medicine, supporting labs around the globe as they push boundaries in research and innovation.
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Why Deliveroo - Our mission is to transform the way you shop and eat, bringing the neighbourhood to your door by connecting consumers, restaurants, shops and riders. We are transforming the way the world eats and shops by making access to food and products more convenient and enjoyable. We give people the opportunity to buy what they want, as they want it, when and where they want it. We are a technology-driven company at the forefront of the most rapidly expanding industry in the world. We are still a small team, making a very large impact, looking to answer some of the most interesting questions out there. We move fast, value autonomy and ownership, and we are always looking for new ideas. About the role - We are looking for a Staff Security Engineer (L6) with deep expertise in Identity & Access Management (IAM) to help design, build, and evolve our identity, authentication, ...
Why Deliveroo - Our mission is to transform the way you shop and eat, bringing the neighbourhood to your door by connecting consumers, restaurants, shops and riders. We are transforming the way the world eats and shops by making access to food and products more convenient and enjoyable. We give people the opportunity to buy what they want, as they want it, when and where they want it. We are a technology-driven company at the forefront of the most rapidly expanding industry in the world. We are still a small team, making a very large impact, looking to answer some of the most interesting questions out there. We move fast, value autonomy and ownership, and we are always looking for new ideas. About the role - We are looking for a Staff Security Engineer (L6) with deep expertise in Identity & Access Management (IAM) to help design, build, and evolve our identity, authentication, ...
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Additional Experience: Experience with microservices architecture and API management.
Additional Experience: Experience with microservices architecture and API management.
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Senior Business Analyst (Temenos T24 -TPH)
Senior Business Analyst (Temenos T24 -TPH)
Stackstudio Digital Ltd.
London
From £75,000 to £80,000 per annum
Support platform modernization initiatives involving API based integrations and decommissioning of legacy message formats.
Support platform modernization initiatives involving API based integrations and decommissioning of legacy message formats.
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Technically fluent and API-first; you understand how to leverage infrastructure and third-party integrations to create a competitive advantage in credit decisioning.
Technically fluent and API-first; you understand how to leverage infrastructure and third-party integrations to create a competitive advantage in credit decisioning.
Security architecture fundamentals * API, integration, and middleware technologies
Security architecture fundamentals * API, integration, and middleware technologies
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Expertise with C#, ReqnRoll for API automation scripts
Expertise with C#, ReqnRoll for API automation scripts
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Experience building REST/SOAP API integrations,
Experience building REST/SOAP API integrations,
Integration technologies (API, message-based, OT interfaces, middleware)
Integration technologies (API, message-based, OT interfaces, middleware)
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As we transition towards API-first and headless architecture, you'll help shape how our products are consumed through both traditional UI and programmatic integrations. * Define data structures and schemas that support both UI and API consumption * Work with API schemas, reviewing and validating Swagger/OpenAPI specifications * Ensure business logic is accessible through both UI and headless/API channels * Ensure configurations support API-driven transactions and headless integrations * Help stakeholders understand the shift towards API-first architecture * Test API endpoints and validate responses against business requirements * Document API specifications and integration patterns * Exposure to API documentation (Swagger, OpenAPI, YAML) * Experience reviewing or working with API specifications and schemas
As we transition towards API-first and headless architecture, you'll help shape how our products are consumed through both traditional UI and programmatic integrations. * Define data structures and schemas that support both UI and API consumption * Work with API schemas, reviewing and validating Swagger/OpenAPI specifications * Ensure business logic is accessible through both UI and headless/API channels * Ensure configurations support API-driven transactions and headless integrations * Help stakeholders understand the shift towards API-first architecture * Test API endpoints and validate responses against business requirements * Document API specifications and integration patterns * Exposure to API documentation (Swagger, OpenAPI, YAML) * Experience reviewing or working with API specifications and schemas
Senior Technical Product Manager - Product * Nexa - live forecasting & simulation platform for drug and vaccine demand * OneID - syndicated infectious disease intelligence platform * Custom solution and consulting - competitive intelligence, forecasting, and epidemiology services - We are building AI-native decision infrastructure for pharma and biotech. As we scale, we are investing in stronger product leadership to bring clarity, discipline, and velocity across our platforms. Objective of the Role: We are hiring a Senior Technical Product Manager to drive execution and platform evolution for our Nexa platform (a live forecasting & simulation platform for drug and vaccine demand). This is a hands-on role for someone who is deeply comfortable working with data science models, probabilistic forecasting, and AI systems.
Senior Technical Product Manager - Product * Nexa - live forecasting & simulation platform for drug and vaccine demand * OneID - syndicated infectious disease intelligence platform * Custom solution and consulting - competitive intelligence, forecasting, and epidemiology services - We are building AI-native decision infrastructure for pharma and biotech. As we scale, we are investing in stronger product leadership to bring clarity, discipline, and velocity across our platforms. Objective of the Role: We are hiring a Senior Technical Product Manager to drive execution and platform evolution for our Nexa platform (a live forecasting & simulation platform for drug and vaccine demand). This is a hands-on role for someone who is deeply comfortable working with data science models, probabilistic forecasting, and AI systems.
Job Description - Glencore is actively increasing its use of modern technologies within the IT department and is looking for an experienced Senior Developer to join the team. This role will suit an experienced developer with a broad and modern skill set, with a proven history of the commodity or financial trading sectors. The ideal candidate will have a solid understanding of agile methodologies, including story definition, sprint planning, continuous integration, and automated testing. The candidate will be delivery-focused while also mentoring colleagues in all areas of the development lifecycle. * Work within an Agile project team to design and develop robust enterprise-wide solutions that meet technical specifications and design requirements. Utilize industry-standard practices and technologies, delivering low-maintenance, robust applications on budget and on deadline.
Job Description - Glencore is actively increasing its use of modern technologies within the IT department and is looking for an experienced Senior Developer to join the team. This role will suit an experienced developer with a broad and modern skill set, with a proven history of the commodity or financial trading sectors. The ideal candidate will have a solid understanding of agile methodologies, including story definition, sprint planning, continuous integration, and automated testing. The candidate will be delivery-focused while also mentoring colleagues in all areas of the development lifecycle. * Work within an Agile project team to design and develop robust enterprise-wide solutions that meet technical specifications and design requirements. Utilize industry-standard practices and technologies, delivering low-maintenance, robust applications on budget and on deadline.
Application Support Engineer - 12 months' Fixed Term Contract
Application Support Engineer - 12 months' Fixed Term Contract
RTX Technologies
Harlow, London
Competitive
2026-03-10 - United Kingdom - Harlow, Essex - Hybrid - Job Title: Application Support Engineer - Grade: P3 - Function: DT - Location: Harlow (Hybrid) Clearance: SC Eligible - Duration: Fixed Term Contract 12 months - Hours: Full Time 37 hours per week - Raytheon UK - At Raytheon UK, we take immense pride in being a leader in defence and aerospace technology. As an employer, we are dedicated to fuelling innovation, nurturing talent, and fostering a culture of excellence. Joining our team means being part of an organisation that shapes the future of national security whilst investing in your growth and personal development. We provide a collaborative environment, abundant opportunities for professional development, and a profound sense of purpose in what we do. Together, we are not just advancing technology; we're building a community committed to safeguarding a safer and more connected world.
2026-03-10 - United Kingdom - Harlow, Essex - Hybrid - Job Title: Application Support Engineer - Grade: P3 - Function: DT - Location: Harlow (Hybrid) Clearance: SC Eligible - Duration: Fixed Term Contract 12 months - Hours: Full Time 37 hours per week - Raytheon UK - At Raytheon UK, we take immense pride in being a leader in defence and aerospace technology. As an employer, we are dedicated to fuelling innovation, nurturing talent, and fostering a culture of excellence. Joining our team means being part of an organisation that shapes the future of national security whilst investing in your growth and personal development. We provide a collaborative environment, abundant opportunities for professional development, and a profound sense of purpose in what we do. Together, we are not just advancing technology; we're building a community committed to safeguarding a safer and more connected world.
Glencore UK is seeking a Senior Database Administrator to take ownership of a diverse and complex database environment and drive innovation in how we manage and optimize our data platforms. Our current estate includes Sybase (ASE, IQ & Rep), MS SQL, and Oracle. Expertise in Sybase and MS SQL is essential, while exposure to Oracle and open-source technologies is highly desirable. This is a hands-on role for an experienced DBA who enjoys solving challenging problems, improving performance, and introducing automation to streamline operations. Youll have the freedom to shape best practices, influence architectural decisions, and implement DevOps-driven automation to eliminate inefficiencies. The role includes participation in a weekend Out-Of-Hours support roster as part of the DBA team. This is an opportunity to work with a varied technology stack and help modernize our ...
Glencore UK is seeking a Senior Database Administrator to take ownership of a diverse and complex database environment and drive innovation in how we manage and optimize our data platforms. Our current estate includes Sybase (ASE, IQ & Rep), MS SQL, and Oracle. Expertise in Sybase and MS SQL is essential, while exposure to Oracle and open-source technologies is highly desirable. This is a hands-on role for an experienced DBA who enjoys solving challenging problems, improving performance, and introducing automation to streamline operations. Youll have the freedom to shape best practices, influence architectural decisions, and implement DevOps-driven automation to eliminate inefficiencies. The role includes participation in a weekend Out-Of-Hours support roster as part of the DBA team. This is an opportunity to work with a varied technology stack and help modernize our ...
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Design scalable, maintainable, and secure automation frameworks for UI, API, performance, and end-to-end testing.
Design scalable, maintainable, and secure automation frameworks for UI, API, performance, and end-to-end testing.
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Practical experience with Azure-based integration tooling, including Logic Apps, API Management, Service Bus, and Event Grid. * Good knowledge of common integration design approaches such as API-centric design, publish/subscribe, event-driven, synchronous, and batch processing patterns. * Awareness of modern security principles including token-based authentication, encryption in transit, and API security standards.
Practical experience with Azure-based integration tooling, including Logic Apps, API Management, Service Bus, and Event Grid. * Good knowledge of common integration design approaches such as API-centric design, publish/subscribe, event-driven, synchronous, and batch processing patterns. * Awareness of modern security principles including token-based authentication, encryption in transit, and API security standards.
PREMIUM
Experience with scripting (JavaScript, Glide API).
Experience with scripting (JavaScript, Glide API).
Magento, SQL, PHP, jQuery, JS, HTML, CSS, Rest/Soap/GraphQL API
Magento, SQL, PHP, jQuery, JS, HTML, CSS, Rest/Soap/GraphQL API