51 to 75 of 232 REST Jobs in London

Java Developer

Hiring Organisation
Global
Location
Greater London, United Kingdom
Employment Type
Full Time
Framework 6+ and Spring Boot 3+. Commit to testing, including writing and maintaining unit tests, using mocking frameworks and applying test-driven development. Build REST and GraphQL APIs. Work with cloud platforms, preferably AWS. Use RDBMS and ORM frameworks in practice. Apply OOP fundamentals and event-driven architecture. Appreciate ...

Software Engineer

Hiring Organisation
Wissen Technology
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £55,000 per annum
Java development. Strong experience with Java 11/17 or above. Hands-on experience with Spring Boot. Experience with Microservices architecture. Strong knowledge of REST APIs and Web Services. Experience with SQL databases such as PostgreSQL, MySQL, or Oracle. Experience with Git and version control tools. Strong problem-solving ...

Test Lead

Hiring Organisation
Solirius Consulting
Location
London, UK
Employment Type
Full-time
with .NET/C# or Java. Experience with automation tools and frameworks such as Selenium, Playwright, or similar. Strong API testing experience, ideally using REST Assured. Experience with CI/CD tools and pipelines, including Jenkins. Understanding of Agile, DevSecOps/SecDevOps, and shift-left practices. Experience working with development ...

Microsoft Fabric Data Engineer

Hiring Organisation
EPAM Systems
Location
London, UK
Employment Type
Full-time
Power Platform (Power Apps, Power Automate, Dataverse) and its integration with Fabric, such as translytical task flows or Dataverse linksKnowledge of Semantic Link, Fabric REST APIs and community tools (Tabular Editor, DAX Studio, ALM Toolkit, Fabric CLI)Hands-on experience with Git, CI/CD and deployment pipelines for data ...

Fixed Income E-Trading Senior Java Developer - Vice President

Hiring Organisation
Citigroup
Location
London, UK
Employment Type
Full-time
distributed team using tools such as Jira, Bitbucket, Sonar & Team CityWorked with tools such as IntelliJ, Gradle, etc.,Experience on JSON/XML and REST serviceEducation: Bachelor's degree/University degree or equivalent experienceCompetencies: Excellent communication skills, oral and written; ability to face off to business users. Good team ...

Senior Professional Services Consultant

Hiring Organisation
PagerDuty
Location
London, England, United Kingdom
professional services, technical consulting, and/or solutions engineering.Solid scripting abilities (Python, Go, JavaScript, Ruby, Powershell, etc.)Working knowledge of SQL, computer networking, Linux, REST APIs, and command-line interfaces (CLIs).Experience with Automation, CI/CD, DevOps, and Site Reliability Engineering (SRE) processes and tools (Terraform, Ansible, Chef, Puppet ...

Senior Java Full Stack Engineer

Hiring Organisation
83zero Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70,000
communicating technical concepts and project progress clearly. Gather requirements and work with stakeholders to translate business needs into effective technical solutions. Develop and integrate REST APIs and cloud-native applications. Take ownership across the full software development lifecycle, from design through to deployment and support. Support the planning, coordination … Strong stakeholder management and client-facing communication skills. Experience working directly with clients to understand requirements and deliver technical solutions. Experience designing and integrating REST APIs. Proficiency with Git and platforms such as GitHub or GitLab. Experience working with AWS or Azure. Hands-on experience with Docker and Docker Compose. ...

Lead Full Stack Developer

Hiring Organisation
EPAM Systems
Location
London, UK
Employment Type
Full-time
needs. ResponsibilitiesDesign, develop and maintain scalable full-stack applications using modern technologiesBuild responsive user interfaces with React, TypeScript and related front-end technologiesDevelop secure REST APIs and back-end services using .NET/C# or PythonCreate reusable components, shared services and maintainable application architecturesDevelop and integrate solutions using Azure … experience developing production applications using ReactProficiency in TypeScript, JavaScript, HTML5 and CSS3Professional experience with .NET/C# or Python developmentExperience designing and developing secure REST APIs and back-end servicesHands-on experience with Microsoft Azure and DatabricksUnderstanding of generative AI, large language models and AI-enabled application developmentStrong knowledge ...

Lead Full Stack Developer

Hiring Organisation
EPAM Systems Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
develop and maintain scalable full-stack applications using modern technologies Build responsive user interfaces with React, TypeScript and related Front End technologies Develop secure REST APIs and Back End services using .NET/C# or Python Create reusable components, shared services and maintainable application architectures Develop and integrate solutions using … applications using React Proficiency in TypeScript, JavaScript, HTML5 and CSS3 Professional experience with .NET/C# or Python development Experience designing and developing secure REST APIs and Back End services Hands-on experience with Microsoft Azure and Databricks Understanding of generative AI, large language models and AI-enabled application development ...

Lead Power Platform Developer

Hiring Organisation
Sellick Partnership
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 Daily
Power Pages/Portals Power Automate Liquid Templating XRM API for Model-Driven Apps Microsoft Dynamics 365 Web API/OData JavaScript CSS HTML REST APIs Azure services and operations FetchXML Desirable experience/qualifications will include Dynamics 365 experience Azure development experience Power Platform Functional Consultant (PL-200) certification ...

Lead Power Platform Developer

Hiring Organisation
Sellick Partnership
Location
South East London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600/day
Power Pages/Portals * Power Automate * Liquid Templating * XRM API for Model-Driven Apps * Microsoft Dynamics 365 Web API/OData * JavaScript * CSS * HTML * REST APIs * Azure services and operations * FetchXML Desirable experience/qualifications will include * Dynamics 365 experience * Azure development experience * Power Platform Functional Consultant (PL-200) certification ...

Lead Power Platform Developer

Hiring Organisation
Sellick Partnership
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£600.00 per day
Power Pages/Portals * Power Automate * Liquid Templating * XRM API for Model-Driven Apps * Microsoft Dynamics 365 Web API/OData * JavaScript * CSS * HTML * REST APIs * Azure services and operations * FetchXML Desirable experience/qualifications will include * Dynamics 365 experience * Azure development experience * Power Platform Functional Consultant (PL-200) certification ...

Solutions Architect

Hiring Organisation
Euro Car Parks
Location
Central London, London, United Kingdom
Employment Type
Permanent
team retros, sprint reviews, story-mapping, backlog refinement) helping the entire delivery team be the best that they can. Essential Skills: C# .NET Core, REST API Design and Development, API Management Document or No-SQL database solutions (particularly Elasticsearch) Messaging and microservices based architecture (Azure Service Bus, Azure Functions) Formal ...

UI Front end Lead engineer – AEM & Generative AI (Claude)

Hiring Organisation
Vallum Associates
Location
London, United Kingdom
Employment Type
Contract
experience with Adobe Experience Manager (AEM Sites) , Core Components, editable templates and client libraries. Experience integrating frontend applications with AEM Headless, GraphQL and REST APIs . Proven expertise in frontend architecture, reusable components, design systems and performance optimisation. Hands-on experience with Claude AI/Claude Code for software development. ...

Lead Backend Engineer

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£650.00 - £750.00 per day
Skills and Experience Strong commercial back end experience in Python, C#/.NET or a comparable language Proven experience designing, building and versioning APIs (REST, and ideally gRPC or GraphQL) Hands-on Kafka experience, including topic design, producers and consumers, and stream processing Experience leading or mentoring engineers, or acting ...

Java Developer Kafka API - Tech Consultancy

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
have experience with Spring Boot and microservices environments You have experience with Kafka (or similar messaging tools) You have a good knowledge of REST APIs You have a good understanding of AWS You have a thorough understanding of software development and Computer Science fundamentals such as Object Oriented Programming, Data ...

Technical Architect

Hiring Organisation
McGregor Boyall
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£750.00 - £850.00 per day
delivery teams, driving architecture strategy, governance, and engineering best practice. Key Responsibilities Design modern microservices and event-driven architectures using technologies such as Kafka, REST APIs and cloud platforms. Lead architecture governance, technical reviews, non-functional requirements, and technical debt management. Partner with Product, Business and Engineering teams to translate ...

Senior Developer Consultant (iPaaS & Automation)

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£0.00 - £495 per day
solutions within highly regulated or secure environments. Exposure to cloud transformation or enterprise modernisation programmes. Technical Skills Development Technologies C# Azure Functions Rust (desirable) REST APIs Enterprise Integration Technologies Microsoft Azure Azure Automation Azure Functions Azure Services & Integration Components Hybrid Cloud Environments Automation & Scripting PowerShell PowerShell Runbooks Automation Frameworks Workflow ...

QA Engineer Lead - WEMBLEY

Hiring Organisation
Adecco
Location
Wembley, London, United Kingdom
Employment Type
Permanent
Salary
£70000 - £90000/annum + perm benefits
Quality Engineering roles Proven experience designing and maintaining automation frameworks in complex environments Strong hands-on experience with tools such as Playwright, Selenium, REST Assured, Postman, or similar Development experience using Java, JavaScript, or TypeScript Experience testing APIs, microservices, and distributed systems Strong understanding of CI/CD practices ...

Python Engineer

Hiring Organisation
Ncounter
Location
London, UK
Employment Type
Full-time
solutionsImprove security, testing, observability and reliability across deployed applicationsWhat we're looking for:5+ years' commercial Python engineering experience, including production backend systemsStrong FastAPI, REST API, async Python, PostgreSQL and SQL experienceDemonstrable experience integrating LLMs into real applications, rather than purely personal or experimental projectsStrong Docker, Kubernetes/OpenShift ...

JavaScript Developer - React / TypeScript

Hiring Organisation
Ncounter
Location
London, UK
Employment Type
Full-time
user journeys for complex operational environments Work directly with technical and non-technical stakeholders to understand requirements and shape practical solutions Integrate applications with REST APIs, authentication services and wider enterprise platforms Produce prototypes and proof-of-concepts to test ideas and support consultancy engagements Contribute to testing, code reviews ...

Software Developer

Hiring Organisation
Braundton Consulting Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
delivery processes. Required Knowledge, Skills & Qualifications C# MS SQL Server HTML, CSS and JavaScript One or more of the following: ASP.NET MVC WPF SSDT REST APIs Azure services, including Azure SQL, App Services, and Message Queues Mobile app development CI/CD Person Specification Sound presentation skills to both small ...

Senior AI Platform Engineer - MCP AWS Agentic AI

Hiring Organisation
Method-Resourcing
Location
London, United Kingdom
Employment Type
Contract
Context Protocol (MCP), including MCP servers, gateways or tool integrations. Experience integrating LLMs, AI agents and agentic workflows into production applications. Strong understanding of REST APIs, service integration, authentication, authorisation and secure software development. Experience taking ownership of complex engineering projects, making architectural decisions and mentoring other engineers. Desirable: Python ...

Senior AI Platform Engineer - MCP | AWS | Agentic AI

Hiring Organisation
Method Resourcing
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Context Protocol (MCP), including MCP servers, gateways or tool integrations. Experience integrating LLMs, AI agents and agentic workflows into production applications. Strong understanding of REST APIs, service integration, authentication, authorisation and secure software development. Experience taking ownership of complex engineering projects, making architectural decisions and mentoring other engineers. Desirable: Python ...

SC Cleared Scala Developer

Location
London, United Kingdom
practices. Proven experience building high-quality, scalable backend services and distributed systems. Experience with Akka, Play Framework, or similar Scala ecosystems. Strong knowledge of REST APIs, microservices, and distributed architectures. Experience working with both relational and NoSQL databases. Strong understanding of CI/CD pipelines, Git, DevOps practices, and modern ...