1 to 25 of 216 REST Jobs in London

Solution Architect

Hiring Organisation
Version 1
Location
London, UK
Employment Type
Full-time
delivering integrations between Power Platform, Dynamics 365, and external systems using APIs, middleware, and third-party platforms. Azure Integration Services: Strong knowledge of REST and SOAP APIs, Azure Logic Apps, Azure Functions, Azure Service Bus, and Azure Event Grid, with the ability to design scalable and resilient integration solutions. Microsoft ...

Principle Engineer

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
Experience operating within Agile and DevOps delivery models. Desirable Skills: Application & Integration Technologies C# .NET Entity Framework JavaScript React Vue.js Windows Presentation Foundation (WPF) REST APIs Microservices architecture AI & Data Technologies AWS SageMaker Large Language Model (LLM) integrations AI-assisted analytics solutions Python-based data analysis tooling Architecture & Governance Enterprise ...

Java Engineer with AI

Hiring Organisation
Solirius Consulting
Location
London, UK
Employment Type
Full-time
technical roadmapsRequired Qualifications Strong experience with Java 12+, Spring Boot, and microservices architecture Experience integrating AI/ML solutions into backend systems Understanding of REST APIs, distributed systems, and database design Familiarity with SQL and NoSQL databases Experience with cloud platforms (e.g., Amazon Web Services, Google Cloud Platform, or Microsoft ...

Java Engineer

Hiring Organisation
Solirius Consulting
Location
London, UK
Employment Type
Full-time
following; Strong proficiency in Java (Java 12+ preferred).Experience with Spring Boot, Spring Framework, and microservices architecture. Strong understanding of REST APIs, distributed systems, and event-driven architectures. Experience with relational databases such as PostgreSQL, MySQL, or Oracle. Experience with cloud platforms such as AWS, Azure, or Google Cloud Platform. ...

Lead Software Engineer (Node)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £525 per day + Inside IR-35
/CD best practices Support deployment, containerisation, and platform optimisation activities Essential Skills & Experience Strong commercial experience with Node.js API development using REST and OpenAPI Web application development using HAPI Database expertise across PostgreSQL , MongoDB , and Redis Unit testing with Jest and Lab Source control using Git Cloud platform experience ...

MS Dynamics CRM Developer

Hiring Organisation
Cyberteam
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 - 450 Annual
Activities. - Strong understanding of Microsoft Dataverse architecture, solution design, and data modelling. - Experience building integrations using: - Microsoft Dataverse Web APIs - Dynamics 365 Web APIs - REST APIs - OAuth and modern authentication mechanisms - Experience developing: - PCF Controls - JavaScript and TypeScript solutions - Power Apps - Power Automate - Custom Web Resources - Strong experience using Microsoft ...

Software Engineer

Hiring Organisation
Visa
Location
london, south east england, united kingdom
another major cloud platform \n Experience in using AI-powered coding tools to enhance productivity \n Kubernetes and containerised applications \n REST APIs and service-based architectures \n CI/CD and automated deployment \n SQL or NoSQL databases \n Event-driven or streaming systems \n Infrastructure as code ...

Dynamics Integration Specialist

Hiring Organisation
Vivo Talent
Location
Kingston Upon Thames, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 70,000 - 71,000 Annual
experience delivering integrations with Microsoft Dynamics 365, including Customer Engagement (CE), Finance & Operations or Business Central. Strong hands-on experience with Dataverse Web API, REST/SOAP APIs, OData, JSON and XML. Proficiency in Azure integration services, including Logic Apps, Azure Functions, Service Bus, API Management and Data Factory, alongside ...

Full Stack Developer : Azure Databricks

Hiring Organisation
Eaglecliff Recruitment
Location
London, UK
Employment Type
Full-time
technologies: React/Angular/Vue, HTML5, CSS3, JavaScript/TypeScript Solid experience in back-end technologies: Node.js/.NET/Java/Python, REST APIs, GraphQL Strong understanding of databases: SQL (PostgreSQL, MySQL, SQL Server) Hands-on experience with cloud services, ideally Azure or AWSPreferred Experience 5-6 years ...

Java Modernization Technical Architect - SC Clearance

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day Inside IR35 via Umbrella
Container Apps (ACA), ARO, Azure Storage, Azure SQL, and Azure Key Vault. Modernization & Security: Track record in legacy-to-cloud application migration, OAuth2, JWT, REST API architecture, performance tuning, and security hardening. Containerization: Hands-on experience with Docker and Kubernetes for container orchestration. Front-End Fundamentals: Exposure to client-side ...

Java Modernization Technical Architect - SC Clearance

Hiring Organisation
Randstad Technologies
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£450.00 - £500.00 per day
Container Apps (ACA), ARO, Azure Storage, Azure SQL, and Azure Key Vault. Modernization & Security: Track record in legacy-to-cloud application migration, OAuth2, JWT, REST API architecture, performance tuning, and security hardening. Containerization: Hands-on experience with Docker and Kubernetes for container orchestration. Front-End Fundamentals: Exposure to client-side ...

Senior Java Fullstack Developer

Hiring Organisation
Avanti
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £75,000 per annum
robust, scalable and maintainable solutions. The company is investing in the continued modernisation of its software platforms, introducing new versions of Java, Springboot, Angular, REST APIs and Microservices. You'll work across both existing systems and new development, helping improve scalability, performance and maintainability while contributing to technical design discussions. ...

Senior Java Developer

Hiring Organisation
Avanti Recruitment
Location
EC1, Farringdon, Greater London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £75000/annum
opportunity to work on technically challenging, large-scale applications. This is a hands-on development position with a strong emphasis on Java, Spring Boot, REST APIs and microservices, alongside commercial frontend development using Angular, React or Vue. The company is continuing to modernise its established software platforms, creating an opportunity ...

Senior Java / Angular Developer

Hiring Organisation
Avanti
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £75,000 per annum
robust, scalable and maintainable solutions. The company is investing in the continued modernisation of its software platforms, introducing new versions of Java, Springboot, Angular, REST APIs and Microservices. You'll work across both existing systems and new development, helping improve scalability, performance and maintainability while contributing to technical design discussions. ...

Senior Fullstack Java Developer

Hiring Organisation
Avanti Recruitment
Location
EC1, Farringdon, Greater London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £75000/annum
opportunity to work on technically challenging, large-scale applications. This is a hands-on development position with a strong emphasis on Java, Spring Boot, REST APIs and microservices, alongside commercial frontend development using Angular, React or Vue. The company is continuing to modernise its established software platforms, creating an opportunity ...

Senior Fullstack Developer

Hiring Organisation
Avanti
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
opportunity to work on technically challenging, large-scale applications. This is a hands-on development position with a strong emphasis on Java, Spring Boot, REST APIs and microservices, alongside commercial frontend development using Angular, React or Vue. The company is continuing to modernise its established software platforms, creating an opportunity ...

Software Architect - Python & .NET.

Hiring Organisation
Computer Futures
Location
London, England, United Kingdom
record of architecting complex, integrated software platforms rather than isolated applications. Strong understanding of software architecture principles, design patterns and system decomposition. Experience designing REST APIs, web services and interfaces between multiple systems. Knowledge of microservices, distributed systems and event-driven architectures. Experience with SQL databases, relational data modelling ...

Snr Full Stack Python Engineer-Agentic Systems

Hiring Organisation
Harvey Nash
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£950 - £1000 per day
design, query optimization, stored procedures a plus) alongside other relational/non-relational data stores as needed. * Build clean, well-documented, and testable APIs (REST and/or MCP-based) that integrate cleanly with upstream and downstream systems. * Contribute to architecture and design decisions, including system scalability, fault tolerance ...

Lead Software Engineer Product Lead Technologist Business

Hiring Organisation
Anson Mccade
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Strong experience in a modern object-oriented language (C# or Java) Deep knowledge of software design patterns, clean code and clean architecture Experience building REST APIs and working with messaging systems Confidence defining data models and working with databases Experience shipping user-facing web applications A collaborative, Agile mindset ...

Java Developer

Hiring Organisation
Anson Mccade
Location
London, England, United Kingdom
gain exposure to enterprise-scale systems. What You'll Be Doing: Developing backend services using Java (JDK 11+) & Spring Boot Building scalable microservices & REST APIs Working in Agile Scrum teams Supporting cloud deployments (AWS environments) Contributing to CI/CD and automated testing practices Collaborating with technical leads, testers ...

Data Engineer + AI Engineering (Python & Cloud Systems)

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £80,000 per annum, Negotiable
architecture and automation. Key responsibilities include: Designing, building and deploying complete software and data systems, from initial architecture through to production. Developing backend applications, REST APIs, databases and data pipelines using Python and SQL . Building and integrating systems with third-party APIs, legacy platforms and external data sources. Working ...

Fullstack Engineer

Hiring Organisation
Oscar
Location
London, UK
Employment Type
Full-time
confidential financial data. What you'll doBuild data-heavy, accessible interfaces in TypeScript and React, respecting a detailed role-based access modelDesign services and REST APIs in Python (FastAPI/Django) with clear OpenAPI contractsModel data in PostgreSQL: schema design, migrations, indexing and multi-tenant isolationBuild event-driven and background ...

IT Development Team Lead (Full Stack)

Hiring Organisation
Euro Car Parks
Location
Central London, London, United Kingdom
Employment Type
Permanent
DevOps CI/CD processes, Service bus Architecture, Microservices, Functions, Web apps, IAC Experience with AI driven development tools such as Claude Experience developing REST API-driven mobile first web applications Experience of frontend application development, with a focus on React.js, Next.js and TypeScript Jira, Bitbucket, Git Flow, Confluence, Azure ...

Fullstack Engineer

Hiring Organisation
Oscar Technology
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £100,000 per annum
data. What you'll do Build data-heavy, accessible interfaces in TypeScript and React, respecting a detailed role-based access model Design services and REST APIs in Python (FastAPI/Django) with clear OpenAPI contracts Model data in PostgreSQL: schema design, migrations, indexing and multi-tenant isolation Build event-driven ...

Solution Architect Azure, .Net

Hiring Organisation
Arc IT Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 per annum
solutions on Microsoft Azure Strong knowledge of Azure PaaS and serverless, plus cloud networking, Entra ID and security API and integration architecture experience across REST, event-driven and messaging patterns Data architecture experience spanning relational and NoSQL stores and analytics platforms Infrastructure as code (Bicep, ARM or Terraform) and DevOps ...