Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Salaries
Date posted
Type of Company
Job types
Locations
- The City, City (EC4)
- Hinxton
- Southwark
- The City, City (EC2)
- Arundel Heights
- Covent Garden
- Datchet Common
- Euston
- Paddington
- Shoreditch
- City of London
- South East London
- Central London
- Stevenage
- West End
- Guildford
- West London
- Brighton
- Epsom
- Saffron Walden
- London
- Hertfordshire
- Surrey
- Essex
- Berkshire
- East Sussex
- West Sussex
- South East
328 exact matches jobs are outside your preferred location
)
Hands-on understanding and experience with API testing * Ability to develop functional tests, which exercise the UI, API and DB layers
Hands-on understanding and experience with API testing * Ability to develop functional tests, which exercise the UI, API and DB layers
FEATURED
)
Skilled in building robust, optimized API endpoints.
Skilled in building robust, optimized API endpoints.
Applied AI Software Engineer - London (Hybrid) - AWS Partner
Applied AI Software Engineer - London (Hybrid) - AWS Partner
Transparent Technology
London
£75000 - £150000 per annum
As a Software Engineer first, you will have deep expertise in at least one programming language (Python, Node.js, Java, JavaScript, TypeScript, React) and proven experience in productionising GenAI solutions, including integrating LLMs, LangChain, OpenAI API, or Claude.
As a Software Engineer first, you will have deep expertise in at least one programming language (Python, Node.js, Java, JavaScript, TypeScript, React) and proven experience in productionising GenAI solutions, including integrating LLMs, LangChain, OpenAI API, or Claude.
)
Applications Support Analyst / Engineer
Applications Support Analyst / Engineer
Kudos Partners
Datchet Common, Slough (SL3), SL3
£75,000 per annum plus 12% bonus - generous benefits package
API support and monitoring tools (e.g., SolarWinds, AzureAppInsights)
API support and monitoring tools (e.g., SolarWinds, AzureAppInsights)
Hands-on understanding and experience with API testing * Ability to develop functional tests, which exercise the UI, API and DB layers
Hands-on understanding and experience with API testing * Ability to develop functional tests, which exercise the UI, API and DB layers
FEATURED
)
Configure API connections to CRM systems and Power BI for real-time dashboards. * Experience with API integrations and data visualisation tools (Power BI preferred).
Configure API connections to CRM systems and Power BI for real-time dashboards. * Experience with API integrations and data visualisation tools (Power BI preferred).
FEATURED
Build APIs using API-led connectivity and established integration patterns * Expertise in MuleSoft Anypoint Platform, Mule 4, and API-led architecture
Build APIs using API-led connectivity and established integration patterns * Expertise in MuleSoft Anypoint Platform, Mule 4, and API-led architecture
FEATURED
)
Familiarity with microservices, API integration patterns and cloud concepts such as AWS.
Familiarity with microservices, API integration patterns and cloud concepts such as AWS.
)
Design and implement Service-Oriented Architecture, API gateways, and scalable integration strategies. * Expert in JavaScript, API protocols, message queuing, and synchronising data across POS, WMS, CRM, and loyalty systems.
Design and implement Service-Oriented Architecture, API gateways, and scalable integration strategies. * Expert in JavaScript, API protocols, message queuing, and synchronising data across POS, WMS, CRM, and loyalty systems.
)
Data Engineer
Data Engineer
McGregor Boyall Associates Limited
Turnham Green, West London (W4), W4 1SY
£30000 - £35000 per annum
Develop API integrations to connect multiple business systems
Develop API integrations to connect multiple business systems
)
Excellent opportunity for an experienced .NET Backend Developer to join a rapidly growing business in London, where you will play a key role in shaping the backend systems, API architecture, and cloud infrastructure that support the company's technology roadmap.
Excellent opportunity for an experienced .NET Backend Developer to join a rapidly growing business in London, where you will play a key role in shaping the backend systems, API architecture, and cloud infrastructure that support the company's technology roadmap.
)
Automation skills (PowerShell, Graph API) for identity lifecycle and migration tasks.
Automation skills (PowerShell, Graph API) for identity lifecycle and migration tasks.
)
Senior Automated & Manual Tester – Mobile, Playwright, C#, SQL, Azure
Senior Automated & Manual Tester – Mobile, Playwright, C#, SQL, Azure
Smart Sourcer Limited
City of London (EC1)
From £70,000 to £75,000 per annum + 10% bonus + excellent benefits
Hands-on experience with Playwright or similar automation tools (e.g. Selenium) with extensive experience enhancing automated test frameworks for UI & API testing * Maintaining and enhancing UI/API test frameworks (e.g., Selenium, Playwright)
Hands-on experience with Playwright or similar automation tools (e.g. Selenium) with extensive experience enhancing automated test frameworks for UI & API testing * Maintaining and enhancing UI/API test frameworks (e.g., Selenium, Playwright)
)
Front Office Developer - Technical Team Lead
Front Office Developer - Technical Team Lead
CMC Markets UK Plc
The City, City of London (EC3), EC3A 7BX
Competitive Salary + Bonus, Pension, Private Health, Life Assurance
Proven experience designing and developing API-based, microservices-driven architectures.
Proven experience designing and developing API-based, microservices-driven architectures.
FEATURED
)
Validate API services using Postman and interpret HTTP error codes for backend integration
Validate API services using Postman and interpret HTTP error codes for backend integration
FEATURED
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.
)
Senior Full Stack Engineer React TypeScript
Senior Full Stack Engineer React TypeScript
Client Server
The City, City of London (EC4), EC2V
£80000 - £90000 per annum + benefits
You have strong React and Redux front end skills combined with backend JavaScript, TypeScript, Node.js and API experience
You have strong React and Redux front end skills combined with backend JavaScript, TypeScript, Node.js and API experience
PREMIUM
)
Software Architect
Software Architect
Bilge Adam Technologies UK Ltd
Central London (WC1)
From £75,000 to £90,000 per annum
Job description - Job Role: Software/Solution Architect - We are looking to hire an experienced Software Architect. What Youll Be Doing - Youll play a key role in shaping how modern software platforms are designed, integrated, and scaled. * Designing and defining end-to-end Software Architecture * Building scalable, modular, secure platforms * Guiding developers with best practices and architectural patterns * Leading integration between cloud services, APIs, and (at times) connectivity components like telematics or infotainment * Improving performance, security, and long-term maintainability * Collaborating closely with Product and operations teams. This is a role where your technical decisions genuinely shape the future of the product. Who Were Looking For - Someone who is having software architecture experience , thinks in systems, and enjoys working with both high
Job description - Job Role: Software/Solution Architect - We are looking to hire an experienced Software Architect. What Youll Be Doing - Youll play a key role in shaping how modern software platforms are designed, integrated, and scaled. * Designing and defining end-to-end Software Architecture * Building scalable, modular, secure platforms * Guiding developers with best practices and architectural patterns * Leading integration between cloud services, APIs, and (at times) connectivity components like telematics or infotainment * Improving performance, security, and long-term maintainability * Collaborating closely with Product and operations teams. This is a role where your technical decisions genuinely shape the future of the product. Who Were Looking For - Someone who is having software architecture experience , thinks in systems, and enjoys working with both high
)
Experience with microservices, OAuth2/OpenID Connect, API Gateway
Experience with microservices, OAuth2/OpenID Connect, API Gateway
NEW
Supplier and partner API integrations (pricing, availability, constraints, factual data) * Translate commercial, operational and customer needs into clear product, API and data requirements * Partner with engineering to design and evolve API contracts, data structures and error handling * Proven experience as a Product Manager working on platform, API, data or pricing-heavy products
Supplier and partner API integrations (pricing, availability, constraints, factual data) * Translate commercial, operational and customer needs into clear product, API and data requirements * Partner with engineering to design and evolve API contracts, data structures and error handling * Proven experience as a Product Manager working on platform, API, data or pricing-heavy products
)
Adopt a "shift-left" approachby designing and implementing performance tests at the API, component, and integration levels, not just at the UI/E2E level.
Adopt a "shift-left" approachby designing and implementing performance tests at the API, component, and integration levels, not just at the UI/E2E level.
)
Senior Software Developer Python (SC Cleared)
Senior Software Developer Python (SC Cleared)
Certes IT Service Solutions
London
£625 - £650 per day + Negotiable
Work within a multi-disciplinary product team and lead decisions on development and maintenance of a robust, scalable open data website (front end and back end); it's services and API's.
Work within a multi-disciplinary product team and lead decisions on development and maintenance of a robust, scalable open data website (front end and back end); it's services and API's.
Maintain and administer DevOps toolchain components including Git, Artifactory, SonarQube, and API-based scripting solutions. Proficiency in Git, Artifactory, SonarQube, and API scripting.
Maintain and administer DevOps toolchain components including Git, Artifactory, SonarQube, and API-based scripting solutions. Proficiency in Git, Artifactory, SonarQube, and API scripting.
Strong focus on optimizing inference performance and cost (e.g., model compression, quantization, API optimization).
Strong focus on optimizing inference performance and cost (e.g., model compression, quantization, API optimization).
FEATURED
)
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. Continually ideate, scope, develop, deliver, test and iterate features for the constantly evolving and growing API Platform. Act as subject matter expert for API Platform and services to support customer integrations on occasion
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. Continually ideate, scope, develop, deliver, test and iterate features for the constantly evolving and growing API Platform. Act as subject matter expert for API Platform and services to support customer integrations on occasion
NEW
Related Jobs
Locations
- The City, City (EC4)
- Hinxton
- Southwark
- The City, City (EC2)
- Arundel Heights
- Covent Garden
- Datchet Common
- Euston
- Paddington
- Shoreditch
- City of London
- South East London
- Central London
- Stevenage
- West End
- Guildford
- West London
- Brighton
- Epsom
- Saffron Walden
- London
- Hertfordshire
- Surrey
- Essex
- Berkshire
- East Sussex
- West Sussex
- South East