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16 API jobs in Haslemere Industrial Estate, Welwyn + 20 miles
RESTful API design and implementation expertise
RESTful API design and implementation expertise
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Director of Technology Architecture and Data
Director of Technology Architecture and Data
Henderson Scott
North West London, London, NW1 7AW
£125000 - £135000 per annum + Hybrid, 30 Days AL,
Oversee cloud architecture (primarily Microsoft Azure), integration patterns, and API frameworks. * API management, data architecture, integration patterns
Oversee cloud architecture (primarily Microsoft Azure), integration patterns, and API frameworks. * API management, data architecture, integration patterns
NEWFEATURED
Vitest/Jest, Docker, CI/CD (GitHub Actions), Shadcn/MUI, MongoDB, microservices, Cloudflare/CDNs, Firebase, Google Maps API, startup experience.
Vitest/Jest, Docker, CI/CD (GitHub Actions), Shadcn/MUI, MongoDB, microservices, Cloudflare/CDNs, Firebase, Google Maps API, startup experience.
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Get your API on!
Get your API on!
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Get your API on!
Get your API on!
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Location * London * Hybrid 1-2 days a week in the office * eligibility to work in the UK - Role Overview - We are looking for 2 experienced Senior Developers, preferably people who are experienced with Back End development, to join a team of eight mid-senior level developers on a greenfield Stream Factory project. This is a cutting-edge cloud solution that handles video and audio contributions, transformation, storage, and media file production. The successful applicants will help develop and maintain a suite of microservices that drive the backend workflows for preparing, transcoding, and distributing audio and video content online. In a future dominated by digital media, our role ensures the content stays relevant in a rapidly evolving landscape. To join our Agile, multi-disciplinary engineering team, the ideal candidate will have strong skills in Java, AWS (Lambda,
Location * London * Hybrid 1-2 days a week in the office * eligibility to work in the UK - Role Overview - We are looking for 2 experienced Senior Developers, preferably people who are experienced with Back End development, to join a team of eight mid-senior level developers on a greenfield Stream Factory project. This is a cutting-edge cloud solution that handles video and audio contributions, transformation, storage, and media file production. The successful applicants will help develop and maintain a suite of microservices that drive the backend workflows for preparing, transcoding, and distributing audio and video content online. In a future dominated by digital media, our role ensures the content stays relevant in a rapidly evolving landscape. To join our Agile, multi-disciplinary engineering team, the ideal candidate will have strong skills in Java, AWS (Lambda,
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Company Overview - At GSK, we have bold ambitions for patients, aiming to positively impact the health of 2.5 billion people by the end of the decade. Our R&D focuses on discovering and delivering vaccines and medicines, combining our understanding of the immune system with cutting-edge technology to transform peoples lives. GSK fosters a culture ambitious for patients, accountable for impact, and committed to doing the right thing, making sure that we focus our efforts on accelerating significant assets that meet patients needs and have the highest probability of success. GSK has kicked off 2025 with impressive growth in sales, profits, and earnings. We anticipate five major new FDA product approvals and 15 phase III/pivotal study readouts over the next two years. So far, we have secured two FDA approvals, with three more expected later this year.
Company Overview - At GSK, we have bold ambitions for patients, aiming to positively impact the health of 2.5 billion people by the end of the decade. Our R&D focuses on discovering and delivering vaccines and medicines, combining our understanding of the immune system with cutting-edge technology to transform peoples lives. GSK fosters a culture ambitious for patients, accountable for impact, and committed to doing the right thing, making sure that we focus our efforts on accelerating significant assets that meet patients needs and have the highest probability of success. GSK has kicked off 2025 with impressive growth in sales, profits, and earnings. We anticipate five major new FDA product approvals and 15 phase III/pivotal study readouts over the next two years. So far, we have secured two FDA approvals, with three more expected later this year.
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Treasury & Trading Platform Lead
Treasury & Trading Platform Lead
Johnson Matthey Plc
Royston (SG8), SG8 5HE
competitive salary and package
World-changing careers, enabled by Johnson Matthey. With more than 200 years history, j oin us and help to accelerate the transition to net-zero! As a Treasury & Trading Platform Lead , you'll contribute to JM's mission as a world leader in sustainable technology, transforming energy and reducing carbon emissions for a cleaner, brighter future. * Overseeing all systems that support and enable the mission-critical Treasury and Platinum Metal Trading teams - ensuring the platforms are reliable, scalable, and aligned with business needs. * Defining and executing the platform strategy and roadmap - aligning with business goals, prioritizing features and capabilities based on customer needs, value, and ROI, and ensuring scalability and performance. * Building strong partnerships with business stakeholders - translating requirements into technical outcomes and promoting agi
World-changing careers, enabled by Johnson Matthey. With more than 200 years history, j oin us and help to accelerate the transition to net-zero! As a Treasury & Trading Platform Lead , you'll contribute to JM's mission as a world leader in sustainable technology, transforming energy and reducing carbon emissions for a cleaner, brighter future. * Overseeing all systems that support and enable the mission-critical Treasury and Platinum Metal Trading teams - ensuring the platforms are reliable, scalable, and aligned with business needs. * Defining and executing the platform strategy and roadmap - aligning with business goals, prioritizing features and capabilities based on customer needs, value, and ROI, and ensuring scalability and performance. * Building strong partnerships with business stakeholders - translating requirements into technical outcomes and promoting agi
Treasury & Trading Platform Specialist
Treasury & Trading Platform Specialist
Johnson Matthey Plc
Royston (SG8), SG8 5HE
competitive salary and package
World-changing careers, enabled by Johnson Matthey. With more than 200 years history, join us and help to accelerate the transition to net-zero! As a Treasury & Trading Platform Specialist, you'll contribute to JM's mission as a world leader in sustainable technology, transforming energy and reducing carbon emissions for a cleaner, brighter future. * Ensuring platform stability and performance through proactive monitoring, optimisation, and adherence to security and compliance standards. * Managing technical delivery and support by overseeing external partners, resolving complex issues, and maintaining detailed solution documentation. * Driving solution design and implementation in collaboration with engineering teams and vendors, ensuring high-quality, scalable configurations aligned with business needs.
World-changing careers, enabled by Johnson Matthey. With more than 200 years history, join us and help to accelerate the transition to net-zero! As a Treasury & Trading Platform Specialist, you'll contribute to JM's mission as a world leader in sustainable technology, transforming energy and reducing carbon emissions for a cleaner, brighter future. * Ensuring platform stability and performance through proactive monitoring, optimisation, and adherence to security and compliance standards. * Managing technical delivery and support by overseeing external partners, resolving complex issues, and maintaining detailed solution documentation. * Driving solution design and implementation in collaboration with engineering teams and vendors, ensuring high-quality, scalable configurations aligned with business needs.
Solution Architect
Solution Architect
Henderson Scott
North West London, London, NW1 7AW
£70000.00 - £75000.00 per annum + Highly Remote, 30 days AL+BH
Maintain and enforce standards for API design, integration patterns, data schemas (including Medallion architecture), and security (RBAC, data classification).
Maintain and enforce standards for API design, integration patterns, data schemas (including Medallion architecture), and security (RBAC, data classification).
NEWFEATURED
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Deep knowledge of REST API design, scalability, fault tolerance, and performance optimization.
Deep knowledge of REST API design, scalability, fault tolerance, and performance optimization.
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API Management gateways
API Management gateways
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Data exchange and processing skills (e.g. ETL, ESB, API...)
Data exchange and processing skills (e.g. ETL, ESB, API...)
FEATURED
Design, develop, and deliver custom solutions within Planon's API framework.
Design, develop, and deliver custom solutions within Planon's API framework.
FEATURED
Design, develop, and deliver custom solutions within Planon's API framework.
Design, develop, and deliver custom solutions within Planon's API framework.
FEATURED
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The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
328 exact matches jobs are outside your preferred location
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Full Stack Engineer TypeScript API React
Full Stack Engineer TypeScript API React
Client Server
Shoreditch, East London (E1), EC2A
£50000 - £60000 per annum + benefits
Full Stack Engineer / Developer (TypeScript API React) London / WFH to £60k - Apply now to find out more about this Full Stack Engineer / Developer (TypeScript API React) opportunity.
Full Stack Engineer / Developer (TypeScript API React) London / WFH to £60k - Apply now to find out more about this Full Stack Engineer / Developer (TypeScript API React) opportunity.
PREMIUM
Senior Backend Engineer TypeScript Node API
Senior Backend Engineer TypeScript Node API
Client Server
The City, City of London (EC4), EC2V
£85000 - £100000 per annum + shares + benefits
Senior Backend Engineer / Developer (TypeScript Node API) London / WFH to £100k
Senior Backend Engineer / Developer (TypeScript Node API) London / WFH to £100k
PREMIUM
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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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Product management, within digital services or public sector environments experienced with Apigee (preferred) or similar API management platforms, including API publishing, monitoring, and access control. * Lead the end-to-end product lifecycle for the onboarding service, from discovery through delivery and iteration for Clients API providers. * Define the long-term vision and strategy for API products, focusing on the needs of developers, clinicians, and patients. * Proven experience in product management, ideally within digital services or public sector environments experienced with Apigee (preferred) or similar API management platforms, including API publishing, monitoring, and access control. * Lead the end-to-end product lifecycle for the onboarding service, from
Product management, within digital services or public sector environments experienced with Apigee (preferred) or similar API management platforms, including API publishing, monitoring, and access control. * Lead the end-to-end product lifecycle for the onboarding service, from discovery through delivery and iteration for Clients API providers. * Define the long-term vision and strategy for API products, focusing on the needs of developers, clinicians, and patients. * Proven experience in product management, ideally within digital services or public sector environments experienced with Apigee (preferred) or similar API management platforms, including API publishing, monitoring, and access control. * Lead the end-to-end product lifecycle for the onboarding service, from
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Experienced in RESTful API design and integration (SOAP and XML/XPath knowledge desirable).
Experienced in RESTful API design and integration (SOAP and XML/XPath knowledge desirable).
NEW
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Senior Service Management & Integration Solution Architect
Senior Service Management & Integration Solution Architect
DXC Technology
London
Unspecified Competitive Salary & Benefits
Extensive knowledge and experience with modern ITSM tools, ITIL and API technologies, solutions, and architectures. * Service Integrations using API based policies
Extensive knowledge and experience with modern ITSM tools, ITIL and API technologies, solutions, and architectures. * Service Integrations using API based policies
PREMIUM
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Solid understanding of REST API development, integrations, and modern application architecture.
Solid understanding of REST API development, integrations, and modern application architecture.
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Experience working with software systems including querying, SQL scripting, and working with API development * Technical understanding of Meta advertising products (including Ads and Pages API, Identity Platform) * Experience working with API documents, calling APIs using scripts, and testing APIs
Experience working with software systems including querying, SQL scripting, and working with API development * Technical understanding of Meta advertising products (including Ads and Pages API, Identity Platform) * Experience working with API documents, calling APIs using scripts, and testing APIs
NEW
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API-first and integration platforms
API-first and integration platforms
Related Jobs
Locations
- The City, City (EC4)
- Shoreditch
- The City, City (EC3)
- Hinxton
- Southwark
- St James
- Arundel Heights
- Bellfields
- Covent Garden
- Datchet Common
- City of London
- Central London
- West End
- Milton Keynes
- Reading
- South East London
- Cambridge
- East London
- Stevenage
- West London
- London
- Berkshire
- Hertfordshire
- Buckinghamshire
- Cambridgeshire
- Oxfordshire
- Surrey
- Essex
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