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)
skilled with API development, message buses and languages such as C#, Python, or PHP
skilled with API development, message buses and languages such as C#, Python, or PHP
FEATURED
)
Integration Architect
Integration Architect
Lynx Recruitment Limited
SW1W, South West London
From £85,000 to £100,000 per annum
Create high-level architectural assets, including API catalogues, application and connectivity models, guiding detailed design - Solid understanding of SOA, REST, and API management principles - Proficient with XSD, XML, XSLT, JSON, API
Create high-level architectural assets, including API catalogues, application and connectivity models, guiding detailed design - Solid understanding of SOA, REST, and API management principles - Proficient with XSD, XML, XSLT, JSON, API
)
Strong experience with API and event-driven architectures.
Strong experience with API and event-driven architectures.
NEWFEATURED
)
Champion best practices across testing disciplines including unit, integration, UI, API, and performance * Knowledge of web, mobile, API/microservices testing and contract testing (e.g. PACT)
Champion best practices across testing disciplines including unit, integration, UI, API, and performance * Knowledge of web, mobile, API/microservices testing and contract testing (e.g. PACT)
PREMIUM
)
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
NEW
)
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
NEW
Deep understanding of RESTful API design and integration
Deep understanding of RESTful API design and integration
NEW
)
Lead Java SDET
Lead Java SDET
Deerfoot Recruitment Solutions
The City, EC4N 6JD
£90000 - £120000 per annum + Benefits + Bonus + Hybrid Working
Lead SDET | SDET | Software Development Engineer in Test | Test Manager | Test Lead | Lead Test Engineer | Principal Test Engineer | QA Lead | Quality Assurance Lead | Software Test Lead | Automation Lead | Java | Unit Testing | Contract Testing | REST | API | Java OOP | API Testing | Cucumber | Selenium WebDriver | JSON | Performance Testing | Leadership
Lead SDET | SDET | Software Development Engineer in Test | Test Manager | Test Lead | Lead Test Engineer | Principal Test Engineer | QA Lead | Quality Assurance Lead | Software Test Lead | Automation Lead | Java | Unit Testing | Contract Testing | REST | API | Java OOP | API Testing | Cucumber | Selenium WebDriver | JSON | Performance Testing | Leadership
FEATURED
)
Build and maintain an API used by the product as well as external partners.
Build and maintain an API used by the product as well as external partners.
NEW
)
Exposure to GPU technology (Vulkan API, OpenGL, OpenCL, CUDA etc.,)
Exposure to GPU technology (Vulkan API, OpenGL, OpenCL, CUDA etc.,)
)
Senior/Lead Full Stack Developer (React / Python) AI Start up!
Senior/Lead Full Stack Developer (React / Python) AI Start up!
Robert Half
EC1, City of London
Negotiable
API & database experience
API & database experience
)
Senior Software Engineer
Senior Software Engineer
Halian Technology Limited
W1, Central London
From £90,000 to £95,000 per annum Plus bonus and benefits
Cloud experience withAWSservices (Lambda, API Gateway, S3, etc.)
Cloud experience withAWSservices (Lambda, API Gateway, S3, etc.)
NEW
Perform Dataverse customizations, SQL queries, and CRUD operations using REST/Web API calls. * JavaScript (customizations & API calls)
Perform Dataverse customizations, SQL queries, and CRUD operations using REST/Web API calls. * JavaScript (customizations & API calls)
NEW
)
Senior Node.js Developer
Senior Node.js Developer
ARC IT Recruitment Ltd
SW1V, South West London, SW1W 9SJ
Up to £100,000 per annum
Build and implement new API systems integrating with ferry operators, third-party service providers, and more.
Build and implement new API systems integrating with ferry operators, third-party service providers, and more.
Familiarity with workflow automation solutions (UiPath, Power Automate, Zapier, n8n) and API development
Familiarity with workflow automation solutions (UiPath, Power Automate, Zapier, n8n) and API development
NEW
AI Solutions Engineer - London
AI Solutions Engineer - London
Transparent Technology
London, EC1A 4RN
£70000 - £140000 per annum + + bens + shares
Especially integration with the OpenAI API GPT, Gemini, LLama, Claude etc.
Especially integration with the OpenAI API GPT, Gemini, LLama, Claude etc.
NEW
)
Proficiency in at least one major API testing framework - Experience withAzure (APIM, Azure Functions, API Services), React/React-Native and.NET Core
Proficiency in at least one major API testing framework - Experience withAzure (APIM, Azure Functions, API Services), React/React-Native and.NET Core
NEW
)
Head of Engineering (Hands on)- London Hybrid
Head of Engineering (Hands on)- London Hybrid
Develop
London
£90000 - £120000 per annum + + benefits & stocks
Deliver front-end excellence: Build fast, responsive web apps using Vite, React Query, Context API, and CSS frameworks. * Design for scale: Lead on API design, performance optimisation, and secure, cloud-ready architectures.
Deliver front-end excellence: Build fast, responsive web apps using Vite, React Query, Context API, and CSS frameworks. * Design for scale: Lead on API design, performance optimisation, and secure, cloud-ready architectures.
NEW
)
Forward Deployed Engineer
Forward Deployed Engineer
McGregor Boyall Associates Limited
EC1, City of London
£70000 - £90000 per annum
Strong data modelling, pipeline development, and API design experience.
Strong data modelling, pipeline development, and API design experience.
NEW
)
Strong foundation in web development, REST API design, and secure best practices
Strong foundation in web development, REST API design, and secure best practices
NEW
)
Outside IR35 - Remote - occasional travel to client sites | Contract, 12 months (extension possible) Our client, a leading consultancy delivering solutions into the public sector, is seeking an experienced MS Dynamics Commerce Solution Architect. You'll play a critical role in designing and implementing a headless commerce architecture with Microsoft Dynamics Order Management at its core. This contract offers the opportunity to provide strategic guidance and hands-on expertise on large-scale digital transformation programmes, while enhancing Dynamics 365 Finance & Operations (F&O) to support seamless order management integration. Key Responsibilities * Design and deliver headless commerce architectures using Microsoft Dynamics. * Configure, customise, and optimise Dynamics Order Management to meet complex client needs.
Outside IR35 - Remote - occasional travel to client sites | Contract, 12 months (extension possible) Our client, a leading consultancy delivering solutions into the public sector, is seeking an experienced MS Dynamics Commerce Solution Architect. You'll play a critical role in designing and implementing a headless commerce architecture with Microsoft Dynamics Order Management at its core. This contract offers the opportunity to provide strategic guidance and hands-on expertise on large-scale digital transformation programmes, while enhancing Dynamics 365 Finance & Operations (F&O) to support seamless order management integration. Key Responsibilities * Design and deliver headless commerce architectures using Microsoft Dynamics. * Configure, customise, and optimise Dynamics Order Management to meet complex client needs.
NEWFEATURED
)
Job Title: Solution Architect - Location: Windsor, UK - Work Model: Hybrid (1 day per week in office) Job Type: Contract (Inside IR35) Duration: 6 Months - We are seeking an experienced Solution Architect to join our team in Windsor. You will play a key role in defining, communicating, and implementing strategic technology standards and roadmaps, ensuring robust and scalable solutions for business transformation initiatives. This is a hybrid role requiring one day per week in the office. * Identify, publish, and communicate strategic technology standards, frameworks, principles, and roadmaps to guide technology decisions and leverage efficiency opportunities. * Analyze the impact of implementing new technologies into the IT infrastructure. * Assist Solution Architects, Product Specialists, and Project Managers in matching technology services to specific business servi
Job Title: Solution Architect - Location: Windsor, UK - Work Model: Hybrid (1 day per week in office) Job Type: Contract (Inside IR35) Duration: 6 Months - We are seeking an experienced Solution Architect to join our team in Windsor. You will play a key role in defining, communicating, and implementing strategic technology standards and roadmaps, ensuring robust and scalable solutions for business transformation initiatives. This is a hybrid role requiring one day per week in the office. * Identify, publish, and communicate strategic technology standards, frameworks, principles, and roadmaps to guide technology decisions and leverage efficiency opportunities. * Analyze the impact of implementing new technologies into the IT infrastructure. * Assist Solution Architects, Product Specialists, and Project Managers in matching technology services to specific business servi
NEW
Client Roles - At Peregrine, were proud to be recruiting on behalf of our clients. We are recruiting an exciting opportunity for a Principal Design Architect, responsible for designing and assuring complex, high-impact solutions that align with enterprise architecture standards and strategic business objectives. A technology-led organisation working at the intersection of energy and digital infrastructure. They deliver secure, large-scale solutions that support national initiatives and enable innovation across the energy sector. The Principal Design Architect is a senior technical leader operating across multiple projects or domains, the role combines deep technical expertise with strong stakeholder engagement skills to shape architecture outcomes from concept to delivery. The Principal Solution Architect provides governance, coaching, and quality assurance for soluti
Client Roles - At Peregrine, were proud to be recruiting on behalf of our clients. We are recruiting an exciting opportunity for a Principal Design Architect, responsible for designing and assuring complex, high-impact solutions that align with enterprise architecture standards and strategic business objectives. A technology-led organisation working at the intersection of energy and digital infrastructure. They deliver secure, large-scale solutions that support national initiatives and enable innovation across the energy sector. The Principal Design Architect is a senior technical leader operating across multiple projects or domains, the role combines deep technical expertise with strong stakeholder engagement skills to shape architecture outcomes from concept to delivery. The Principal Solution Architect provides governance, coaching, and quality assurance for soluti
NEW
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
NEW
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
NEW
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Locations
- City of London
- Central London
- South East
- East London
- South West London
- South East London
- West London
- North West London
- North London
- Bromley
- Manchester
- Birmingham
- Bristol
- Reading
- Cambridge
- Milton Keynes
- Swindon
- Essex
- Leeds
- Brighton
- Guildford
- Scotland
- Surrey
- Luton
- Coventry
- Sheffield
- Glasgow
- Southampton
- Cardiff
- Berkshire
- Peterborough
- Edinburgh
- Cambridgeshire
- West Midlands
- Slough
- Leicester
- Nottingham
- Gravesend
- West Yorkshire
- East Anglia
- Hertfordshire
- Dartford
- Watford
- North East
- Bath
- High Wycombe
- Hampshire
- Bedfordshire
- Basildon
- Northampton