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9 Permanent API jobs in Wallingford + 20 miles
196 exact matches jobs are outside your preferred location
Currently, our micro-services communicate via REST API calls, fostering seamless integration between different services.
Currently, our micro-services communicate via REST API calls, fostering seamless integration between different services.
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Design, build, and operate Python/FastAPI-based API services deployed on AWS ECS * Own API design, performance optimization, security, and observability * APIs: REST API design, performance optimization, security, observability
Design, build, and operate Python/FastAPI-based API services deployed on AWS ECS * Own API design, performance optimization, security, and observability * APIs: REST API design, performance optimization, security, observability
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Strong background in test automation ((Playwright, Appium, API,etc.)
Strong background in test automation ((Playwright, Appium, API,etc.)
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You can translate rulebooks or API specs into requirements
You can translate rulebooks or API specs into requirements
Perform hands-on implementation with the ServiceNow platform, leveraging all ServiceNow technologies and capabilities: Workflow Studio/ Flow Designer, JavaScript, REST/SOAP API integrations (incl. MID Servers), Single Sign-On and more
Perform hands-on implementation with the ServiceNow platform, leveraging all ServiceNow technologies and capabilities: Workflow Studio/ Flow Designer, JavaScript, REST/SOAP API integrations (incl. MID Servers), Single Sign-On and more
Were a specialist financial technology company transforming B2B credit (website) * Were backed by top European and American VCs including Dawn Capital, Octopus Ventures, Talis and Expa * Founded in 2020, we are licensed and operating across the UK, Europe, US and Canada with offices in London, New York and Dallas * Since our commercial launch in March 2022, we are already serving some of the worlds largest companies, providing them with superior credit protection and innovative risk management technology - Were looking for a Full Stack / Back End Engineer whos excited to build reliable systems and experiment with new technologies. Youll help design, build, and maintain the APIs and services behind our platform, working across the stack from infrastructure to UI. Youll be closely involved in technical decisions, architecture, and best practices, while contributing dire
Were a specialist financial technology company transforming B2B credit (website) * Were backed by top European and American VCs including Dawn Capital, Octopus Ventures, Talis and Expa * Founded in 2020, we are licensed and operating across the UK, Europe, US and Canada with offices in London, New York and Dallas * Since our commercial launch in March 2022, we are already serving some of the worlds largest companies, providing them with superior credit protection and innovative risk management technology - Were looking for a Full Stack / Back End Engineer whos excited to build reliable systems and experiment with new technologies. Youll help design, build, and maintain the APIs and services behind our platform, working across the stack from infrastructure to UI. Youll be closely involved in technical decisions, architecture, and best practices, while contributing dire
Architecture and security-by-design, translating business needs into scalable, API-first solutions, applying OWASP principles, OAuth2/OIDC, and secure coding practices.
Architecture and security-by-design, translating business needs into scalable, API-first solutions, applying OWASP principles, OAuth2/OIDC, and secure coding practices.
Description - This is an exciting opportunity for a service delivery engineer (SDE) to play a key role in operating our innovative managed services. Working across our managed detection and response (MDR) and extended detection and response (XDR) offerings, the individual will be responsible for supporting customers throughout their time with Solis, from their initial technical onboarding to regular health checks and maintenance to ensure the service runs smoothly and effectively. This is a customer-facing role requiring strong verbal and written communication skills. Foundational technical knowledge is also key to ensure our tools are deployed and configured correctly. The candidate will also support the ongoing improvement of service delivery processes. Key Responsibilities - Onboarding and Maintenance
Description - This is an exciting opportunity for a service delivery engineer (SDE) to play a key role in operating our innovative managed services. Working across our managed detection and response (MDR) and extended detection and response (XDR) offerings, the individual will be responsible for supporting customers throughout their time with Solis, from their initial technical onboarding to regular health checks and maintenance to ensure the service runs smoothly and effectively. This is a customer-facing role requiring strong verbal and written communication skills. Foundational technical knowledge is also key to ensure our tools are deployed and configured correctly. The candidate will also support the ongoing improvement of service delivery processes. Key Responsibilities - Onboarding and Maintenance
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This remote role is open only to applicants living, with right to remain and work, in the United Kingdom, Netherlands or Germany. Studio 397 and Motorsport Games are the video game developer and publishers of Le Mans Ultimate the Official Video Game of the FIA World Endurance Championship and 24 Hours of Le Mans available now on Steam. We also run the popular rFactor 2 simulation title and have created an online matchmaking and player management system for racing games called RaceControl. This role will require you to work in a small but dynamic team tasked with working on our technology platform (RaceControl) that powers the way we handle online multiplayer racing on our games and simulations. Weve been creating a new way to interact with online racing to ensure multiplayer racing is delivered in a fun and engaging way.
This remote role is open only to applicants living, with right to remain and work, in the United Kingdom, Netherlands or Germany. Studio 397 and Motorsport Games are the video game developer and publishers of Le Mans Ultimate the Official Video Game of the FIA World Endurance Championship and 24 Hours of Le Mans available now on Steam. We also run the popular rFactor 2 simulation title and have created an online matchmaking and player management system for racing games called RaceControl. This role will require you to work in a small but dynamic team tasked with working on our technology platform (RaceControl) that powers the way we handle online multiplayer racing on our games and simulations. Weve been creating a new way to interact with online racing to ensure multiplayer racing is delivered in a fun and engaging way.
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Curve is a next-gen insights, analytics and technology consultancy that leverages digital consumer data and advanced technology to help businesses unlock consumer opportunities. Digital consumer data is powerful; its big, its real, and its always updating. We use a combination of in-house technology and bespoke solutions, powered by AI, to transform data from sources such as Social, Reviews, Search, and broader marketing and sales data. These reveal fresh insights for our clients; helping them to build better products and brands, to deliver effective marketing to consumers. 1. Natural Language Processing, GPT & other LLMs - 2. Marketing Data Science & Personalisation - 3. Data Engineering & Data Architecture - 4. As a start-up, we can move faster than most companies and do things differently. We have experienced rapid growth so far and were looking for a Senior Data E
Curve is a next-gen insights, analytics and technology consultancy that leverages digital consumer data and advanced technology to help businesses unlock consumer opportunities. Digital consumer data is powerful; its big, its real, and its always updating. We use a combination of in-house technology and bespoke solutions, powered by AI, to transform data from sources such as Social, Reviews, Search, and broader marketing and sales data. These reveal fresh insights for our clients; helping them to build better products and brands, to deliver effective marketing to consumers. 1. Natural Language Processing, GPT & other LLMs - 2. Marketing Data Science & Personalisation - 3. Data Engineering & Data Architecture - 4. As a start-up, we can move faster than most companies and do things differently. We have experienced rapid growth so far and were looking for a Senior Data E
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The Firm - XTX Markets is a leading algorithmic trading firm which uses state-of-the-art machine learning technology to produce price forecasts for over 50,000 financial instruments across equities, fixed income, currencies, commodities and crypto. It uses those forecasts to trade on exchanges and alternative trading venues, and to offer differentiated liquidity directly to clients worldwide. The firm trades over $250bn a day across 35 countries and has over 250 employees based in London, Singapore, New York, Paris, Bristol, Mumbai, Yerevan and Kajaani. We leverage the talent of the people who work here, modern computational techniques and state-of-the-art research infrastructure to analyse large data sets across markets quickly and efficiently, to maximize the effectiveness of our proprietary trading algorithms. We are actively seeking new methods and ideas.
The Firm - XTX Markets is a leading algorithmic trading firm which uses state-of-the-art machine learning technology to produce price forecasts for over 50,000 financial instruments across equities, fixed income, currencies, commodities and crypto. It uses those forecasts to trade on exchanges and alternative trading venues, and to offer differentiated liquidity directly to clients worldwide. The firm trades over $250bn a day across 35 countries and has over 250 employees based in London, Singapore, New York, Paris, Bristol, Mumbai, Yerevan and Kajaani. We leverage the talent of the people who work here, modern computational techniques and state-of-the-art research infrastructure to analyse large data sets across markets quickly and efficiently, to maximize the effectiveness of our proprietary trading algorithms. We are actively seeking new methods and ideas.
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Who we are Nothing exists to make tech feel exciting again. Were building a different kind of company, one that puts design, emotion, and human creativity at the heart of everything we do. From the way our products look to how they sound, feel, and function, we care about the details that make technology not just useful, but inspiring. This is a place for the curious. The creators. The ones who ask why not and mean it. If you're drawn to bold ideas, fast moves, and work that actually makes you feel something, youll fit right in. We're not here to follow the rules. We're here to make better ones. About Nothing Founded in London in 2020, Nothing is a design-led tech company building an alternative to the industry giants. Our products from award-winning smartphones to expressive audio and wearables blend iconic design with intuitive engineering to put people and creativi
Who we are Nothing exists to make tech feel exciting again. Were building a different kind of company, one that puts design, emotion, and human creativity at the heart of everything we do. From the way our products look to how they sound, feel, and function, we care about the details that make technology not just useful, but inspiring. This is a place for the curious. The creators. The ones who ask why not and mean it. If you're drawn to bold ideas, fast moves, and work that actually makes you feel something, youll fit right in. We're not here to follow the rules. We're here to make better ones. About Nothing Founded in London in 2020, Nothing is a design-led tech company building an alternative to the industry giants. Our products from award-winning smartphones to expressive audio and wearables blend iconic design with intuitive engineering to put people and creativi
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Please note visa sponsorship is not available for this position. DriveScore is on a mission to make car insurance fairer, smarter, and more user-friendly and were looking for a talented Android Engineer to help us get there. Were a fast-growing scale-up within the ClearScore Group, using telematics and data analytics to reward good driving with better insurance deals. Backed by ClearScores 25M users and resources, we combine the energy of a startup with the stability and reach of a major tech company. This role is ideal for an Android engineer whos shipped commercial apps and is ready to take ownership of product features within a collaborative, cross-functional squad. * Build and maintain features in the DriveScore app, using Jetpack Compose, Kotlin, and Kotlin Multiplatform * Collaborate closely with product, design, and other engineers to deliver high-quality exper
Please note visa sponsorship is not available for this position. DriveScore is on a mission to make car insurance fairer, smarter, and more user-friendly and were looking for a talented Android Engineer to help us get there. Were a fast-growing scale-up within the ClearScore Group, using telematics and data analytics to reward good driving with better insurance deals. Backed by ClearScores 25M users and resources, we combine the energy of a startup with the stability and reach of a major tech company. This role is ideal for an Android engineer whos shipped commercial apps and is ready to take ownership of product features within a collaborative, cross-functional squad. * Build and maintain features in the DriveScore app, using Jetpack Compose, Kotlin, and Kotlin Multiplatform * Collaborate closely with product, design, and other engineers to deliver high-quality exper
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London: £60,620 - £67,565 (pro-rata for part-time hours) This vacancy is being offered on the Government Digital and Data Framework and can include an allowance of up to £10,000 depending on skills, qualifications, and experience. Further details on the framework can be found on Software developer - Government Digital and Data Profession Capability Framework A Civil Service Pension with an employer contribution of 28.97% GBP Job grade Grade 7 Contract type Permanent Business area DESNZ - Integrated Corporate Services - Digital Type of role Digital Working pattern Flexible working, Full-time, Job share, Part-time Number of jobs available 1 Contents * Location * About the job * Benefits * Things you need to know * Apply and further information - Location Birmingham, Cardiff, Darlington, Edinburgh, London, Salford About the job Job summary
London: £60,620 - £67,565 (pro-rata for part-time hours) This vacancy is being offered on the Government Digital and Data Framework and can include an allowance of up to £10,000 depending on skills, qualifications, and experience. Further details on the framework can be found on Software developer - Government Digital and Data Profession Capability Framework A Civil Service Pension with an employer contribution of 28.97% GBP Job grade Grade 7 Contract type Permanent Business area DESNZ - Integrated Corporate Services - Digital Type of role Digital Working pattern Flexible working, Full-time, Job share, Part-time Number of jobs available 1 Contents * Location * About the job * Benefits * Things you need to know * Apply and further information - Location Birmingham, Cardiff, Darlington, Edinburgh, London, Salford About the job Job summary
at Ebury - London - 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. Senior Fullstack Engineer - London Office - Hybrid: 4 days in the office, 1 day working from home - We are seeking a senior full-stack engineer to play a crucial part in our newly formed and rapidly expanding Growth team. In this role, you will be using the latest technology, including AI, to build products and tools tha
at Ebury - London - 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. Senior Fullstack Engineer - London Office - Hybrid: 4 days in the office, 1 day working from home - We are seeking a senior full-stack engineer to play a crucial part in our newly formed and rapidly expanding Growth team. In this role, you will be using the latest technology, including AI, to build products and tools tha
About the Opportunity - Join Contentfuls AI Platform team as a Senior Engineering Manager - AI Platform (f/m/d) and play a pivotal role in shaping the next generation of AI-powered, developer-friendly platform capabilities. Our AI Platform teams are building the trusted foundation that enables Contentful and our customers to confidently deliver AI-enabled experiences. * Empowering customers and internal teams to build accurate, trustworthy, and governed agentic solutions that are easy and intuitive to adopt. * Providing enterprise-ready access to LLMs that enables product teams across Contentful to deliver secure, scalable, and reliable AI-powered features. This is an excellent opportunity for a technical manager who thrives at the intersection of product development, platform engineering, and cross-functional collaboration.
About the Opportunity - Join Contentfuls AI Platform team as a Senior Engineering Manager - AI Platform (f/m/d) and play a pivotal role in shaping the next generation of AI-powered, developer-friendly platform capabilities. Our AI Platform teams are building the trusted foundation that enables Contentful and our customers to confidently deliver AI-enabled experiences. * Empowering customers and internal teams to build accurate, trustworthy, and governed agentic solutions that are easy and intuitive to adopt. * Providing enterprise-ready access to LLMs that enables product teams across Contentful to deliver secure, scalable, and reliable AI-powered features. This is an excellent opportunity for a technical manager who thrives at the intersection of product development, platform engineering, and cross-functional collaboration.
Were a specialist financial technology company transforming B2B credit (website) * Were backed by top European and American VCs including Dawn Capital, Octopus Ventures, Talis and Expa * Founded in 2020, we are licensed and operating across the UK, Europe, US and Canada with offices in London, New York and Dallas * Since our commercial launch in March 2022, we are already serving some of the worlds largest companies, providing them with superior credit protection and innovative risk management technology - Were looking for a Senior Engineer with great general skills to join our first-class technical team. An ideal candidate thrives on solving complex problems and is eager to shape how we build and apply AI and large language models within our products. Youll be deeply involved in technical decisions, architecture and best practices, while contributing directly to the
Were a specialist financial technology company transforming B2B credit (website) * Were backed by top European and American VCs including Dawn Capital, Octopus Ventures, Talis and Expa * Founded in 2020, we are licensed and operating across the UK, Europe, US and Canada with offices in London, New York and Dallas * Since our commercial launch in March 2022, we are already serving some of the worlds largest companies, providing them with superior credit protection and innovative risk management technology - Were looking for a Senior Engineer with great general skills to join our first-class technical team. An ideal candidate thrives on solving complex problems and is eager to shape how we build and apply AI and large language models within our products. Youll be deeply involved in technical decisions, architecture and best practices, while contributing directly to the
Conduct UI and API testing.
Conduct UI and API testing.
Familiarity with API testing and integration diagnostics
Familiarity with API testing and integration diagnostics
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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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Implementation of secure authentication using PKI, OIDC, and OAuth 2.0, and automates testing with unit and API tests.
Implementation of secure authentication using PKI, OIDC, and OAuth 2.0, and automates testing with unit and API tests.
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Thales people architect identity management and data protection solutions at the heart of digital security. Business and governments rely on us to bring trust to the billons of digital interactions they have with people. Our technologies and services help banks exchange funds, people cross borders, energy become smarter and much more. More than 30,000 organizations already rely on us to verify the identities of people and things, grant access to digital services, analyze vast quantities of information and encrypt data to make the connected world more secure. Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer.
Thales people architect identity management and data protection solutions at the heart of digital security. Business and governments rely on us to bring trust to the billons of digital interactions they have with people. Our technologies and services help banks exchange funds, people cross borders, energy become smarter and much more. More than 30,000 organizations already rely on us to verify the identities of people and things, grant access to digital services, analyze vast quantities of information and encrypt data to make the connected world more secure. Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer.
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Design, build and maintain data-intensive web applications and API-driven systems
Design, build and maintain data-intensive web applications and API-driven systems
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Strong technical skills: HTML, CSS, basic JavaScript, API integrations, Workato and troubleshooting.
Strong technical skills: HTML, CSS, basic JavaScript, API integrations, Workato and troubleshooting.
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Code quality and API-First principles are at the heart of all our development. * Deliver high efficiency, high availability, concurrent and fault tolerant software systems using API-First principles. * An interest in setting strategy and direction, backed by real-work experience, ideally in an API-First setting. * Experience designing, building, and deploying scalable micro-services using API-First principles using at least one of REST/gRPC. * Strong understanding of RESTful API design principles and best practices. * Experience with API authentication and authorization mechanisms (e.g., OAuth, JWT). * Experience with API gateway technologies (e.g., Apigee, Kong) is beneficial.
Code quality and API-First principles are at the heart of all our development. * Deliver high efficiency, high availability, concurrent and fault tolerant software systems using API-First principles. * An interest in setting strategy and direction, backed by real-work experience, ideally in an API-First setting. * Experience designing, building, and deploying scalable micro-services using API-First principles using at least one of REST/gRPC. * Strong understanding of RESTful API design principles and best practices. * Experience with API authentication and authorization mechanisms (e.g., OAuth, JWT). * Experience with API gateway technologies (e.g., Apigee, Kong) is beneficial.
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