26 to 50 of 232 REST Jobs in Central London

of architecture, mentor junior developers, and help define best practices Hybrid working — 3 days per week in South London , with flexibility on other days Tech Stack Backend: Python, Django, REST APIs Database: PostgreSQL Cloud: Heroku, AWS Frontend: HTML, CSS, JavaScript, Bootstrap, HTMX Tooling: GitHub Actions, Notion, Slack, Jira (as the team scales) What They’re Looking For 3–5+ years More ❯

years of professional software engineering experience, ideally working on backend systems, APIs, or AI-related products Proficiency in Python and JavaScript/TypeScript (Node.js) Strong understanding of backend architectures, REST/GraphQL APIs, and data modelling Experience with containerisation (Docker) and cloud platforms ( GCP , AWS , or similar) Familiarity with LLM or AI APIs Exposure to agentic frameworks (LangChain, LlamaIndex, Semantic More ❯

years of professional software engineering experience, ideally working on backend systems, APIs, or AI-related products Proficiency in Python and JavaScript/TypeScript (Node.js) Strong understanding of backend architectures, REST/GraphQL APIs, and data modelling Experience with containerisation (Docker) and cloud platforms ( GCP , AWS , or similar) Familiarity with LLM or AI APIs Exposure to agentic frameworks (LangChain, LlamaIndex, Semantic More ❯

company’s platform features and technologies from the ground up. Experience needed as a Back End Developer: 3+ years of Node.js development Type Script/Strong JavaScript skills React REST API development SQL Git More ❯

company’s platform features and technologies from the ground up. Experience needed as a Back End Developer: 3+ years of Node.js development Type Script/Strong JavaScript skills React REST API development SQL Git More ❯

party vendors. Required Skills & Experience: Proven E2E test automation experience using Playwright, Cypress, or Selenium. Expertise in UI testing (visual regression, responsive design, cross-browser). Strong API testing (REST/GraphQL) – automated and manual. Proficiency in JavaScript/TypeScript; Python experience is a plus. Solid understanding of Unix/Linux, SQL, and relational databases. Prior exposure to financial markets More ❯

party vendors. Required Skills & Experience: Proven E2E test automation experience using Playwright, Cypress, or Selenium. Expertise in UI testing (visual regression, responsive design, cross-browser). Strong API testing (REST/GraphQL) – automated and manual. Proficiency in JavaScript/TypeScript; Python experience is a plus. Solid understanding of Unix/Linux, SQL, and relational databases. Prior exposure to financial markets More ❯

calibre engineering team. What You’ll Do Design and build scalable backend and fullstack solutions in Node.js, TypeScript, React, AWS Collaborate closely on architecture, data models, and API design (REST, GraphQL, tRPC, WebSockets) Balance speed with long-term maintainability — quality and performance matter here Work on innovative challenges across document parsing, data visualisation, and ML integration Who You Are 5+ More ❯

calibre engineering team. What You’ll Do Design and build scalable backend and fullstack solutions in Node.js, TypeScript, React, AWS Collaborate closely on architecture, data models, and API design (REST, GraphQL, tRPC, WebSockets) Balance speed with long-term maintainability — quality and performance matter here Work on innovative challenges across document parsing, data visualisation, and ML integration Who You Are 5+ More ❯

you’ll be doing: Design and build complex apps with C# and .NET Core/Framework Lead migrations from Web Forms/ASMX to modern stacks (.NET Core, MVC, REST APIs) Contribute to the technical roadmap and influence best practices across squads Partner with QA, Product, and DevOps to deliver reliable features in agile sprints Implement and fine-tune CI More ❯

Dataverse, connectors, and integrations. Experience with Power BI, DAX, Power Query, and data modeling. Knowledge of SharePoint, Microsoft Teams, Azure Logic Apps, and Microsoft 365 ecosystem. Experience with JSON, REST APIs, and scripting (e.g., PowerShell or JavaScript). Familiarity with Agile methodologies and DevOps practices. Excellent problem-solving, communication, and interpersonal skills. Preferred Qualifications: Microsoft Certified: Power Platform App Maker More ❯

you’ll be doing: Design and build complex apps with C# and .NET Core/Framework Lead migrations from Web Forms/ASMX to modern stacks (.NET Core, MVC, REST APIs) Contribute to the technical roadmap and influence best practices across squads Partner with QA, Product, and DevOps to deliver reliable features in agile sprints Implement and fine-tune CI More ❯

Dataverse, connectors, and integrations. Experience with Power BI, DAX, Power Query, and data modeling. Knowledge of SharePoint, Microsoft Teams, Azure Logic Apps, and Microsoft 365 ecosystem. Experience with JSON, REST APIs, and scripting (e.g., PowerShell or JavaScript). Familiarity with Agile methodologies and DevOps practices. Excellent problem-solving, communication, and interpersonal skills. Preferred Qualifications: Microsoft Certified: Power Platform App Maker More ❯

days per week in the office. 💷Highly competitive package + bonus + benefits What You’ll Bring Strong experience with React, TypeScript, Redux, Apollo Client , and GraphQL/REST APIs . Experience working in a cloud-native environment ( AWS or Azure ). Familiarity with data streaming (WebSockets, chunked responses) and front-end performance optimisation . Strong understanding of testing frameworks More ❯

days per week in the office. 💷Highly competitive package + bonus + benefits What You’ll Bring Strong experience with React, TypeScript, Redux, Apollo Client , and GraphQL/REST APIs . Experience working in a cloud-native environment ( AWS or Azure ). Familiarity with data streaming (WebSockets, chunked responses) and front-end performance optimisation . Strong understanding of testing frameworks More ❯

with engineers to define testable architectures and drive quality through code. Develop and execute advanced test strategies for Android, Linux, and IoT platforms. Create comprehensive test plans for APIs (REST, IPC), WebUI, and OTA updates. Enhance CI/CD pipelines with automated quality gates and documentation. Skills & Experience Strong coding skills in Python, Java, or similar languages for test automation. More ❯

with engineers to define testable architectures and drive quality through code. Develop and execute advanced test strategies for Android, Linux, and IoT platforms. Create comprehensive test plans for APIs (REST, IPC), WebUI, and OTA updates. Enhance CI/CD pipelines with automated quality gates and documentation. Skills & Experience Strong coding skills in Python, Java, or similar languages for test automation. More ❯

including C/AL and AL languages. Knowledge of PowerApps, Power Automate, and Common Data Service (CDS). Database experience with SQL Server, Azure SQL, and MongoDB. Proficiency in REST APIs, SOAP, JSON, XML. Familiarity with Agile and DevOps approaches. Why join Work for a global brand known for offering lots of opportunity for professional development and growth Inclusive, global More ❯

maintain automation frameworks for device software (Android, Linux, IoT) Collaborate with engineering teams to define testable architectures and embed quality in development Design and execute test strategies for APIs (REST, IPC), WebUI, and OTA updates Integrate automated tests into CI/CD pipelines with quality gates Document standards and best practices for automation and quality engineering Support manual testing efforts More ❯

maintain automation frameworks for device software (Android, Linux, IoT) Collaborate with engineering teams to define testable architectures and embed quality in development Design and execute test strategies for APIs (REST, IPC), WebUI, and OTA updates Integrate automated tests into CI/CD pipelines with quality gates Document standards and best practices for automation and quality engineering Support manual testing efforts More ❯

to-end. Supporting team growth through collaboration and mentoring. Working in an agile environment, continuously learning and contributing passion to the product. Skills and experience needed: Proven experience building REST APIs with scalability in mind. Strong Python knowledge and ecosystem expertise. Proficiency in SQL and writing efficient queries. Solid understanding of web fundamentals (HTML, CSS & JS). Strong communicator and More ❯

to-end. Supporting team growth through collaboration and mentoring. Working in an agile environment, continuously learning and contributing passion to the product. Skills and experience needed: Proven experience building REST APIs with scalability in mind. Strong Python knowledge and ecosystem expertise. Proficiency in SQL and writing efficient queries. Solid understanding of web fundamentals (HTML, CSS & JS). Strong communicator and More ❯

native iOS or Android (3+ years) Experience leading or mentoring engineers in a technical leadership role Deep understanding of Flutter architecture, state management, testing and deployment workflows Comfortable with REST APIs, WebSockets, microservices, Firebase and AWS Experience building CI/CD pipelines and working with tools like Git, Docker and Jenkins A collaborative communicator who enjoys solving complex technical challenges More ❯

native iOS or Android (3+ years) Experience leading or mentoring engineers in a technical leadership role Deep understanding of Flutter architecture, state management, testing and deployment workflows Comfortable with REST APIs, WebSockets, microservices, Firebase and AWS Experience building CI/CD pipelines and working with tools like Git, Docker and Jenkins A collaborative communicator who enjoys solving complex technical challenges More ❯

and support DevOps adoption across teams. Preferred Skills: Strong programming: Python, Java, Node.js, Golang, Shell, Ansible, Jenkins . Experience with Kubernetes, CI/CD, cloud infrastructure, Unix/Linux, REST APIs . Knowledge of Agile, SDLC, telemetry frameworks, and enterprise DevOps practices. More ❯