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4 Contract API jobs in East Grinstead + 20 miles
292 exact matches jobs are outside your preferred location
About us - At Xelix, we work with some of the worlds largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate - moving from manual processes to automated, intelligent workflows. Xelix is a fast-paced scale-up - things move fast and expectations are high. We raised our Series B with Insight Partners in June 2025 and are expanding aggressively, whilst remaining profitable. We have over 100 talented people pulling together to achieve our goals. Everyone is trusted to take ownership, move fast and have a meaningful impact. We prioritise personal and professional growth, keep things fun & we love to celebrate a milestone together. In this role youll grow, be challenged and help shape the future of Xelix. If youre excited about building something special with us, wed love to hear from you. About the
About us - At Xelix, we work with some of the worlds largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate - moving from manual processes to automated, intelligent workflows. Xelix is a fast-paced scale-up - things move fast and expectations are high. We raised our Series B with Insight Partners in June 2025 and are expanding aggressively, whilst remaining profitable. We have over 100 talented people pulling together to achieve our goals. Everyone is trusted to take ownership, move fast and have a meaningful impact. We prioritise personal and professional growth, keep things fun & we love to celebrate a milestone together. In this role youll grow, be challenged and help shape the future of Xelix. If youre excited about building something special with us, wed love to hear from you. About the
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. London Office - Hybrid: 4 days in the office, 1 day working from home - We are seeking a full-stack engineer to play a crucial part in our Compliance Operations team. In this role, you will be working on evolving our customer-facing portals for the scale Ebury wants to operate in by developing tooling and processes to em
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. London Office - Hybrid: 4 days in the office, 1 day working from home - We are seeking a full-stack engineer to play a crucial part in our Compliance Operations team. In this role, you will be working on evolving our customer-facing portals for the scale Ebury wants to operate in by developing tooling and processes to em
Any company can tell you about how they are a multi award winning, market leading business and yes, we are both of those things in the world of IoT connectivity! But were more than that. Our mission? To make IoT management a breeze for any device, anywhere. With over 14 million IoT subscriptions active in 165 countries and direct partnerships with 50 mobile networks, we connect you to more than 750 networks worldwide, delivering unmatched value across the IoT connectivity chain. Innovation is in our DNA, and we have an insatiable hunger to wow! While we may not always get it right, our drive to collaborate, innovate, and achieve top-notch customer satisfaction never wavers. We offer industry expertise, stellar service support, and the most flexible, resilient, and secure connectivity solutions on the market.
Any company can tell you about how they are a multi award winning, market leading business and yes, we are both of those things in the world of IoT connectivity! But were more than that. Our mission? To make IoT management a breeze for any device, anywhere. With over 14 million IoT subscriptions active in 165 countries and direct partnerships with 50 mobile networks, we connect you to more than 750 networks worldwide, delivering unmatched value across the IoT connectivity chain. Innovation is in our DNA, and we have an insatiable hunger to wow! While we may not always get it right, our drive to collaborate, innovate, and achieve top-notch customer satisfaction never wavers. We offer industry expertise, stellar service support, and the most flexible, resilient, and secure connectivity solutions on the market.
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
Any company can tell you about how they are a multi award winning, market leading business and yes, we are both of those things in the world of IoT connectivity! But we're more than that. Our mission? To make IoT management a breeze for any device, anywhere. With over 10 million IoT subscriptions active in 165 countries and direct partnerships with 50 mobile networks , we connect you to more than 750 networks worldwide, delivering unmatched value across the IoT connectivity chain. Innovation is in our DNA , and we have an insatiable hunger to 'wow'! While we may not always get it right, our drive to collaborate, innovate, and achieve top-notch customer satisfaction never wavers. We offer industry expertise, stellar service support, and the most flexible, resilient, and secure connectivity solutions on the market.
Any company can tell you about how they are a multi award winning, market leading business and yes, we are both of those things in the world of IoT connectivity! But we're more than that. Our mission? To make IoT management a breeze for any device, anywhere. With over 10 million IoT subscriptions active in 165 countries and direct partnerships with 50 mobile networks , we connect you to more than 750 networks worldwide, delivering unmatched value across the IoT connectivity chain. Innovation is in our DNA , and we have an insatiable hunger to 'wow'! While we may not always get it right, our drive to collaborate, innovate, and achieve top-notch customer satisfaction never wavers. We offer industry expertise, stellar service support, and the most flexible, resilient, and secure connectivity solutions on the market.
About Signal Ocean: Signal Ocean is the technology arm of the Signal Group. Our primary product, The Signal Ocean Platform, helps shipping and commodities professionals navigate their complex decision making. Driven by advanced machine learning and artificial intelligence, our technology suite provides tailored, exclusive insights that support our clients in achieving performance and efficiency. By securely handling and combining private and public shipping data flows, and applying advanced analytics, insights are delivered over web and mobile applications, as well as through a rich set of APIs and SDKs. Our backend architecture is abstracted to modularly offer deep analytics capabilities that are leveraged in the solutions that we offer or can be directly embedded in our clients system topologies.
About Signal Ocean: Signal Ocean is the technology arm of the Signal Group. Our primary product, The Signal Ocean Platform, helps shipping and commodities professionals navigate their complex decision making. Driven by advanced machine learning and artificial intelligence, our technology suite provides tailored, exclusive insights that support our clients in achieving performance and efficiency. By securely handling and combining private and public shipping data flows, and applying advanced analytics, insights are delivered over web and mobile applications, as well as through a rich set of APIs and SDKs. Our backend architecture is abstracted to modularly offer deep analytics capabilities that are leveraged in the solutions that we offer or can be directly embedded in our clients system topologies.
The Role - Speechmatics are seeking a Site Reliability Engineer (SRE) whose focus will be improving the reliability of our products, systems and infrastructure. You will work across teams to improve availability, scalability, performance and efficiency of our real-time AI inference APIs. You will get to work with high-scale GPU deployments spread across the world. Our customers expect low-latency responses, making this is a really interesting problem space to learn about. * Working with a diverse group of engineers across Speechmatics to improve reliability of our products and systems, from design through to operation in production. * Taking part in incident response, postmortems and ensuring the same incident doesn't happen twice. * Managing and improving GitOps release workflows and CI/CD pipelines. * Monitoring system performance and troubleshooting production envi
The Role - Speechmatics are seeking a Site Reliability Engineer (SRE) whose focus will be improving the reliability of our products, systems and infrastructure. You will work across teams to improve availability, scalability, performance and efficiency of our real-time AI inference APIs. You will get to work with high-scale GPU deployments spread across the world. Our customers expect low-latency responses, making this is a really interesting problem space to learn about. * Working with a diverse group of engineers across Speechmatics to improve reliability of our products and systems, from design through to operation in production. * Taking part in incident response, postmortems and ensuring the same incident doesn't happen twice. * Managing and improving GitOps release workflows and CI/CD pipelines. * Monitoring system performance and troubleshooting production envi
About Moonbug Entertainment - Thank you for considering the YouTube Content ID Manager (Music) role with Moonbug Entertainment, an award-winning global entertainment company inspiring kids everywhere to laugh, learn and grow. The company is behind some of the biggest kids entertainment brands in the world including CoComelon and Blippi. Moonbug believes every child should have access to our entertaining and enriching content, which is why our shows are available on more than 150 video platforms globally including Netflix, Disney+, BBC iPlayer and YouTube Kids. Moonbug is also a global leader in pre-school music and audio experiences, available on 100+ audio platforms globally. Moonbug brands extend far beyond the screen to include streaming music, toys, games, books, live events, and even theme park exhibits.
About Moonbug Entertainment - Thank you for considering the YouTube Content ID Manager (Music) role with Moonbug Entertainment, an award-winning global entertainment company inspiring kids everywhere to laugh, learn and grow. The company is behind some of the biggest kids entertainment brands in the world including CoComelon and Blippi. Moonbug believes every child should have access to our entertaining and enriching content, which is why our shows are available on more than 150 video platforms globally including Netflix, Disney+, BBC iPlayer and YouTube Kids. Moonbug is also a global leader in pre-school music and audio experiences, available on 100+ audio platforms globally. Moonbug brands extend far beyond the screen to include streaming music, toys, games, books, live events, and even theme park exhibits.
The responsibilities are cross-functional, ranging from infrastructure, API design & coding all the way to client-side integration(we are using Golang).
The responsibilities are cross-functional, ranging from infrastructure, API design & coding all the way to client-side integration(we are using Golang).
Deep knowledge of API design and microservices architecture.
Deep knowledge of API design and microservices architecture.
Have experience in the related technologies demanded by and commonly implemented with Oracle solutions including major cloud platforms IaaS & PaaS, Identity and Access Management, data platforms, Service Management, automation solutions, IoT, Operational Technology, API management.
Have experience in the related technologies demanded by and commonly implemented with Oracle solutions including major cloud platforms IaaS & PaaS, Identity and Access Management, data platforms, Service Management, automation solutions, IoT, Operational Technology, API management.
Experience in the related technologies demanded by and commonly implemented with Oracle solutions including major cloud platforms IaaS & PaaS, Identity and Access Management, data platforms, Service Management, automation solutions, IoT, Operational Technology, API management.
Experience in the related technologies demanded by and commonly implemented with Oracle solutions including major cloud platforms IaaS & PaaS, Identity and Access Management, data platforms, Service Management, automation solutions, IoT, Operational Technology, API management.
Familiarity with API-based integrations and middleware platforms including SFTP file transfers.
Familiarity with API-based integrations and middleware platforms including SFTP file transfers.
M365/Azure API integrations.
M365/Azure API integrations.
Experience with REST API development and microservices architectures
Experience with REST API development and microservices architectures
Upvests Investment API is easy to integrate so that fintechs and enterprises alike can save resources and fully focus on their core business.? Our Marketing team ensures Upvests Investment API is widely recognised as the best on the market. * 5+ years of product marketing experience in B2B SaaS, ideally within fintech, investments, or API-driven infrastructure.
Upvests Investment API is easy to integrate so that fintechs and enterprises alike can save resources and fully focus on their core business.? Our Marketing team ensures Upvests Investment API is widely recognised as the best on the market. * 5+ years of product marketing experience in B2B SaaS, ideally within fintech, investments, or API-driven infrastructure.
Technology Stack Proficiency : Experienced in Microsoft technologies (C#, ASP.NET Core, Web API), JavaScript (AngularJS or React), and Azure Microservices.
Technology Stack Proficiency : Experienced in Microsoft technologies (C#, ASP.NET Core, Web API), JavaScript (AngularJS or React), and Azure Microservices.
Understanding and/or experience in managing API-based software businesses
Understanding and/or experience in managing API-based software businesses
Extensive ability to read and understand and compile technical documentation (API documentation, ERD, functional specifications etc).
Extensive ability to read and understand and compile technical documentation (API documentation, ERD, functional specifications etc).
NEW
Knowledge of modern API standards (SOAP, XML, REST, JSON) and experience integrating to them.
Knowledge of modern API standards (SOAP, XML, REST, JSON) and experience integrating to them.
The Runa API empowers thousands of businesses to make payments to 5 billion+ consumers in 190+ countries instantly to cards, wallets, bank accounts and gift cards.
The Runa API empowers thousands of businesses to make payments to 5 billion+ consumers in 190+ countries instantly to cards, wallets, bank accounts and gift cards.
NEW
Software Engineer - (Machine Learning Experience a plus) - hybrid
Software Engineer - (Machine Learning Experience a plus) - hybrid
FactSet Europe Ltd
London
Competitive
Proficiency with API design
Proficiency with API design
Support reporting automation for email, push, and newsletter engagement (e.g., SailThru API integrations, open/click/bounce analysis).
Support reporting automation for email, push, and newsletter engagement (e.g., SailThru API integrations, open/click/bounce analysis).
You are experienced with API/SDK design (gRPC/protobuf), versioning strategies, and developer-experience trade-offs.
You are experienced with API/SDK design (gRPC/protobuf), versioning strategies, and developer-experience trade-offs.
Familiarity with zero-trust architectures, hybrid cloud security, and API security
Familiarity with zero-trust architectures, hybrid cloud security, and API security
Related Jobs
Locations
- Southwark
- The City, City (EC3)
- Euston
- The Borough
- White Hill
- Charing Cross
- Datchet Common
- Frimley
- South Kensington
- The City, City (EC2)
- City of London
- Reading
- South East London
- Central London
- West End
- North West London
- North London
- South West London
- Bexhill-On-Sea
- Camberley
- London
- Berkshire
- Surrey
- Hampshire
- East Sussex
- Essex
- Hertfordshire
- Kent
- South East