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126 Permanent API jobs in Datchet Common + 20 miles
638 exact matches jobs are outside your preferred location
Reporting to our Solutions Architect Team Lead, Alex Karet - About us - At hyperexponential, our mission is to help the world take more risk - safely. Our SaaS platform, hx Renew , is transforming the insurance industry by enabling insurers to make better decisions, faster and more confidently than ever before. In the seven years since our founding, weve become the market leader. We work with 40+ customers globally - including a third of the London Market - and were only just getting started. Its always the best time to join hyperexponential. But the best best time? Thats now. Field Engineering at hyperexponential - Our Field Engineering team provides a world-class technical capability to our Revenue function, with a mission to supercharge its three core pillars of Sales, Marketing, and Customer. Our primary objective is to help our customers realise the full value an
Reporting to our Solutions Architect Team Lead, Alex Karet - About us - At hyperexponential, our mission is to help the world take more risk - safely. Our SaaS platform, hx Renew , is transforming the insurance industry by enabling insurers to make better decisions, faster and more confidently than ever before. In the seven years since our founding, weve become the market leader. We work with 40+ customers globally - including a third of the London Market - and were only just getting started. Its always the best time to join hyperexponential. But the best best time? Thats now. Field Engineering at hyperexponential - Our Field Engineering team provides a world-class technical capability to our Revenue function, with a mission to supercharge its three core pillars of Sales, Marketing, and Customer. Our primary objective is to help our customers realise the full value an
Upvests Investment API is easy to integrate so that fintechs and enterprises alike can save resources and fully focus on their core business.? Were building the first European Investment API to enable any financial institution offering a wide range of efficient and transparent investment products, such as stocks and ETFs in nominal, portfolio, and fractional form. * Continuous learning: The complex yet fascinating field of investments, building an API product on a state-of-the-art tech stack, and working with the most relevant fintechs and financial institutions provide for an incredibly rewarding learning experience.
Upvests Investment API is easy to integrate so that fintechs and enterprises alike can save resources and fully focus on their core business.? Were building the first European Investment API to enable any financial institution offering a wide range of efficient and transparent investment products, such as stocks and ETFs in nominal, portfolio, and fractional form. * Continuous learning: The complex yet fascinating field of investments, building an API product on a state-of-the-art tech stack, and working with the most relevant fintechs and financial institutions provide for an incredibly rewarding learning experience.
NEW
Composition: Enable business users and external systems to tailor and orchestrate Algolia results using a flexible API and UI.
Composition: Enable business users and external systems to tailor and orchestrate Algolia results using a flexible API and UI.
API / Microservice Testing experience
API / Microservice Testing experience
We process hundreds of API requests per second from operators and respond back with latency in milliseconds.
We process hundreds of API requests per second from operators and respond back with latency in milliseconds.
Familiarity with WhatsApp Business API, web-socket or webhook architectures, and common live-chat SDKs.
Familiarity with WhatsApp Business API, web-socket or webhook architectures, and common live-chat SDKs.
You can interact confidently with cloud platforms including AWS & GCP via CLI and/or API
You can interact confidently with cloud platforms including AWS & GCP via CLI and/or API
Design and implement complex data flows, API integrations, and background processing systems that handle high-volume operations reliably while maintaining system performance and data integrity * RESTful API design and implementation
Design and implement complex data flows, API integrations, and background processing systems that handle high-volume operations reliably while maintaining system performance and data integrity * RESTful API design and implementation
Strong technical understanding of data delivery and API technologies, protocols and best practises
Strong technical understanding of data delivery and API technologies, protocols and best practises
This includes native integrations with BI tools, CRMs, AI platforms, and LLMs, as well as expanding and owning our API platform. Own and evolve the GWI Data API by defining key use cases, prioritising the roadmap, maintaining comprehensive documentation, supporting partner integrations, and driving adoption across customers and third-party developers. API Scale Leadership - Proven track record building and scaling public APIs to drive $100 M+ in ARR, from roadmap through adoption and monetization. API Product Leadership - You own APIs end to end, from roadmap to developer experience, and know how to scale adoption and usage.
This includes native integrations with BI tools, CRMs, AI platforms, and LLMs, as well as expanding and owning our API platform. Own and evolve the GWI Data API by defining key use cases, prioritising the roadmap, maintaining comprehensive documentation, supporting partner integrations, and driving adoption across customers and third-party developers. API Scale Leadership - Proven track record building and scaling public APIs to drive $100 M+ in ARR, from roadmap through adoption and monetization. API Product Leadership - You own APIs end to end, from roadmap to developer experience, and know how to scale adoption and usage.
Leverage knowledge of data analysis, API documentation and payment processing manage, coach, and develop a team of hybrid L1 and L2 associates
Leverage knowledge of data analysis, API documentation and payment processing manage, coach, and develop a team of hybrid L1 and L2 associates
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Familiarity with API integrations, data security, and reporting frameworks
Familiarity with API integrations, data security, and reporting frameworks
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.
Facilitate Onboarding: You'll be responsible for the technical onboarding of new clients, guiding them through API documentation, troubleshooting integration issues, and ensuring a seamless transition.
Facilitate Onboarding: You'll be responsible for the technical onboarding of new clients, guiding them through API documentation, troubleshooting integration issues, and ensuring a seamless transition.
The platform is a Rust based application and our API is mostly built on Workers or Golang.
The platform is a Rust based application and our API is mostly built on Workers or Golang.
Work on our cloud components which include our API backend services and Kubernetes controllers.
Work on our cloud components which include our API backend services and Kubernetes controllers.
Good understanding of API technologies and troubleshooting
Good understanding of API technologies and troubleshooting
Data & Analytics Product Manager (London, New York, or Singapore)
Data & Analytics Product Manager (London, New York, or Singapore)
Lloyds List Intelligence
London
Competitive
Strong technical understanding of data delivery and API technologies, protocols and best practises
Strong technical understanding of data delivery and API technologies, protocols and best practises
NEW
Provide guidance to customers who are implementing solutions using the Sprinklr API. * Analyze backend code and API requests/responses. * Create API Extensions using 3rd party API endpoints to be consumed within Sprinklr workflows. * Proven track record with API-based integrations (REST, JSON, authentication flows such as OAuth 2.0).
Provide guidance to customers who are implementing solutions using the Sprinklr API. * Analyze backend code and API requests/responses. * Create API Extensions using 3rd party API endpoints to be consumed within Sprinklr workflows. * Proven track record with API-based integrations (REST, JSON, authentication flows such as OAuth 2.0).
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Distributed Systems Engineer - Data Platform (Delivery, Database, Retrieval)
Distributed Systems Engineer - Data Platform (Delivery, Database, Retrieval)
Cloudflare
London
Competitive
This includes developing our public GraphQL API, building robust log delivery solutions and integrations with customer destinations, and contributing to our alerting products, which empower users to configure and receive near real-time alerts based on the logs and metrics observed by our data platform.
This includes developing our public GraphQL API, building robust log delivery solutions and integrations with customer destinations, and contributing to our alerting products, which empower users to configure and receive near real-time alerts based on the logs and metrics observed by our data platform.
Are you an experienced Lead Java Developer with a proven track record of delivering high-quality, scalable solutions? Do you have expertise in working on large projects in financial markets and excellent communication and problem-solving skills? You then have a fantastic opportunity to join a multidisciplinary team and work on impactful projects within the financial markets, where cutting-edge technology meets complex business needs. In this hybrid role, youll lead the development of enterprise-grade solutions, collaborating with stakeholders to design, build and maintain microservices that power the future of financial systems. Youll also have the opportunity to address architectural decisions, optimize database performance and mentor junior team members, ensuring best practices and robust engineering standards across the board. Responsibilities
Are you an experienced Lead Java Developer with a proven track record of delivering high-quality, scalable solutions? Do you have expertise in working on large projects in financial markets and excellent communication and problem-solving skills? You then have a fantastic opportunity to join a multidisciplinary team and work on impactful projects within the financial markets, where cutting-edge technology meets complex business needs. In this hybrid role, youll lead the development of enterprise-grade solutions, collaborating with stakeholders to design, build and maintain microservices that power the future of financial systems. Youll also have the opportunity to address architectural decisions, optimize database performance and mentor junior team members, ensuring best practices and robust engineering standards across the board. Responsibilities
Contractual hours - 36.25 - Basis - Full time - Job category/type * Central Functions - Date posted - 10/09/2025 - REQ003131 - Location: London Grade: Consultant Employment Type: Permanent, Full Time Remote REQ003131 - XPS Pensions Group is no ordinary company. We've earned numerous awards and accolades, making us an industry leader in Pensions Consultancy. As the largest pure pensions consultancy in the UK, we are a team of approximately 2000 employees spread across 15 locations nationwide. Listed on the London Stock Exchange Main Market, we pride ourselves on our ability to think and act differently, offering expert advice to over 1600 pension schemes and administering pensions for over 1,000,000 members. We are currently seeking Power Platform Developer to join our IT team. XPS Group IT provides IT services to all 2000 employees in offices located across the UK and
Contractual hours - 36.25 - Basis - Full time - Job category/type * Central Functions - Date posted - 10/09/2025 - REQ003131 - Location: London Grade: Consultant Employment Type: Permanent, Full Time Remote REQ003131 - XPS Pensions Group is no ordinary company. We've earned numerous awards and accolades, making us an industry leader in Pensions Consultancy. As the largest pure pensions consultancy in the UK, we are a team of approximately 2000 employees spread across 15 locations nationwide. Listed on the London Stock Exchange Main Market, we pride ourselves on our ability to think and act differently, offering expert advice to over 1600 pension schemes and administering pensions for over 1,000,000 members. We are currently seeking Power Platform Developer to join our IT team. XPS Group IT provides IT services to all 2000 employees in offices located across the UK and
Crucially, the ability to understand how these tools integrate (data flow, API concepts) is essential, even if they're not building the integrations from scratch.
Crucially, the ability to understand how these tools integrate (data flow, API concepts) is essential, even if they're not building the integrations from scratch.
Enterprise Data Architect (Platform Documentation) - 3/6 month - Remote
Enterprise Data Architect (Platform Documentation) - 3/6 month - Remote
Fourth Limited
London
Competitive
Our Story - In July 2019, Fourth joined forces with HotSchedules to become the global leader in end-to-end restaurant and hospitality management technology solutions. Together, the merged company now represents the worlds largest and only provider of end-to-end restaurant and hospitality management solutions for customers across the globe and of all sizes, from a single location or franchisee restaurant to a global restaurant or hotel chain. The combined companys complete software-as-service (SaaS) solution suite including scheduling, time & attendance, applicant tracking, training, inventory management / procurement, HR / benefits and payroll services now serves customers in 120,000 locations worldwide and is supported by a dedicated, unified team across offices in the US, UK, Bulgaria, China, Australia, and UAE. Interested in joining our smart, fun, and talented tea
Our Story - In July 2019, Fourth joined forces with HotSchedules to become the global leader in end-to-end restaurant and hospitality management technology solutions. Together, the merged company now represents the worlds largest and only provider of end-to-end restaurant and hospitality management solutions for customers across the globe and of all sizes, from a single location or franchisee restaurant to a global restaurant or hotel chain. The combined companys complete software-as-service (SaaS) solution suite including scheduling, time & attendance, applicant tracking, training, inventory management / procurement, HR / benefits and payroll services now serves customers in 120,000 locations worldwide and is supported by a dedicated, unified team across offices in the US, UK, Bulgaria, China, Australia, and UAE. Interested in joining our smart, fun, and talented tea
About Us - Do you want to work on the most pressing problem of our generation? Do you have experience building great products and know what it's like to roll up your sleeves and execute well, while building a company around you for the long term? If you truly know what it feels like to fly the plane while trying to build it, we want to hear from you. We're looking for the best software engineers in the world to join a growing series A startup. At CarbonChain we see the climate crisis as a transformative opportunity for the global economy, and a rewarding career opportunity for those excited to take on the challenge in a rapidly growing market. Decarbonizing the economy requires a granular, real-time view of where emissions come from and how they might be reduced. We've built software to automate the carbon footprinting of supply chains so their emissions can be measur
About Us - Do you want to work on the most pressing problem of our generation? Do you have experience building great products and know what it's like to roll up your sleeves and execute well, while building a company around you for the long term? If you truly know what it feels like to fly the plane while trying to build it, we want to hear from you. We're looking for the best software engineers in the world to join a growing series A startup. At CarbonChain we see the climate crisis as a transformative opportunity for the global economy, and a rewarding career opportunity for those excited to take on the challenge in a rapidly growing market. Decarbonizing the economy requires a granular, real-time view of where emissions come from and how they might be reduced. We've built software to automate the carbon footprinting of supply chains so their emissions can be measur
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Locations
- Southwark
- The City, City (EC3)
- The City, City (EC4)
- Felbridge
- Holborn
- Moorgate
- Burton End
- Canary Wharf
- Chiswick
- Clerkenwell
- City of London
- Reading
- South West London
- South East London
- Central London
- West End
- Oxford
- East London
- Maidenhead
- Milton Keynes
- London
- Berkshire
- Surrey
- Oxfordshire
- Hampshire
- Hertfordshire
- Buckinghamshire
- West Sussex
- Bedfordshire
- Northamptonshire
- South East
- East Midlands
- Midlands