15 of 15 Remote API Development Jobs in Central London

React Cloud: Amazon Web Services (AWS) Databases: PostgreSQL, DynamoDB Additional Tools & Frameworks: GraphQL REST APIs Software Design Patterns – TDD, DDD Agile methodologies: Scrum and Kanban Key Responsibilities: Full-Stack Development: Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management: Build scalable, cloud-based solutions using AWS, PostgreSQL, and DynamoDB. API Development: Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns: Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD: Use DevOps processes, including virtualization, containerization, and CI/CD pipelines to streamline development and deployment. Agile Collaboration: Work More ❯

Permanent Salary: £90,000-£100,000 per annum plus benefits The Company A well-established organisation within the reinsurance market is seeking a seasoned Technical Lead to guide the development and delivery of robust technology solutions. The role plays a vital part in shaping the technical direction of the business, with a strong focus on regulatory alignment, team leadership … and cross-functional collaboration. This is a hands-on leadership position requiring a strategic thinker with a strong grasp of modern technologies, software development practices, and operational efficiency. The successful candidate will possess a track record of technical excellence, particularly within regulated environments such as Lloyd’s or the wider financial services industry. Overview of Responsibilities: Define and oversee … s, PRA, and FSA). Design and implement systems that support core operational areas such as underwriting, claims, policy management, and data reporting. Take ownership of the full software development lifecycle — from planning and design through to deployment and maintenance. Maintain compliance with data governance standards and IT security best practice. Evaluate technical risks and implement appropriate mitigation strategies. More ❯

and highly collaborative teams where your work will have an immediate and visible impact. You’ll leverage the latest technologies to build powerful solutions, contributing to the full software development lifecycle—from rapid prototyping to full-scale application delivery. Our development approach is lean and agile. We build both quick prototypes (in 2–3 weeks) and production-grade … production systems. Technical Skills Programming Languages: Java, Python, C#, C/C++, JavaScript, Ruby Web Technologies: React, Webpack, SCSS, Node.js, AngularJS Protocols: HTTP, TCP/IP, UDP, SMTP, DNS API Development: REST, SOAP, RPC, RMI Architectures: Microservices, Cloud-Native, Federated Modules, Micro-frontends Mobile/Responsive Development: Expert in adaptive web and mobile solutions Databases: MySQL, SQL … Server, Oracle, Elasticsearch, MongoDB, Cassandra DevOps & CI/CD: Automated testing, Continuous Integration/Delivery, Cloud platforms Tooling & Collaboration Development Tools: JIRA, Splunk, Slack Code Quality: Adheres to DRY principles, TDD practices, and clean code standards Collaboration: Pair programming via HackerRank, Agile ceremonies, cross-functional teamwork Soft Skills & Traits Passion for emerging technologies and innovative problem-solving Strong communication More ❯

React Cloud: Amazon Web Services (AWS) Databases: PostgreSQL, DynamoDB Additional Tools & Frameworks: GraphQL REST APIs Software Design Patterns – TDD, DDD Agile methodologies: Scrum and Kanban Key Responsibilities: Full-Stack Development: Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management: Build scalable, cloud-based solutions using AWS, PostgreSQL, and DynamoDB. API Development: Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns: Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD: Use DevOps processes, including virtualization, containerization, and CI/CD pipelines to streamline development and deployment. Agile Collaboration: Work More ❯

React Cloud: Amazon Web Services (AWS) Databases: PostgreSQL, DynamoDB Additional Tools & Frameworks: GraphQL REST APIs Software Design Patterns – TDD, DDD Agile methodologies: Scrum and Kanban Key Responsibilities: Full-Stack Development: Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management: Build scalable, cloud-based solutions using AWS, PostgreSQL, and DynamoDB. API Development: Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns: Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD: Use DevOps processes, including virtualization, containerization, and CI/CD pipelines to streamline development and deployment. Agile Collaboration: Work More ❯

Technical Lead – Java Spring Boot – Must have Mobile App Development/Modernisation Location: Hybrid, 1 day a week in London office A leading enterprise organisation that specialises in AI-First solutions is seeking a seasoned Technical Lead with deep expertise in Java Spring Boot, microservices architecture, and solution design to drive the backend engineering strategy for its platform engineering … function. The ideal candidate brings a blend of strong technical leadership, architectural insight, and hands-on development capability, alongside experience collaborating across cross-functional teams. This role involves leading the development of scalable, secure, and maintainable backend systems, especially those supporting mobile ecosystems. Prior experience in the banking or financial services domain is highly advantageous. Must have experience … with API gateways and mobile app development/modernisation Key Responsibilities: Design and develop high-performance, secure, and scalable backend systems using Java, Spring Boot, and modern architectural patterns. Lead the development of RESTful APIs and microservices, ensuring alignment with mobile platforms and business objectives. Integrate with API Gateway solutions (e.g., Kong, Apigee, AWS API More ❯

Job Title: Node.JS Developer Duration: long-term contract Location: Hybrid (London Based) Key Skills: Node.js, Microservices, Google Cloud Platform (GCP), Kubernetes, DevOps, API Gateway, Docker, Express.js, TypeScript, ES6+ Job Description: We’re looking for a highly skilled Node.js Developer to join our dynamic, cloud-native team. You will be responsible for designing, developing, and deploying scalable backend services using … candidate will have strong experience in advanced microservices architecture, modern JavaScript (ES6+), and TypeScript, with a deep understanding of cloud-native application delivery. Must Have: Proven experience in Node.js development for scalable backend systems Deep understanding of Microservices Architecture, including: Advanced microservices patterns (e.g., service discovery, circuit breakers, sidecars) Validation and schema enforcement across microservices API versioning strategies … routing, middleware, and error-handling patterns Proficiency with TypeScript and modern ES6+ JavaScript features Hands-on experience with Docker and Kubernetes for container orchestration and service management Familiarity with API Gateway platforms (e.g., APIGee, Mulesoft, GCP Endpoints) Exposure to Google Cloud Platform (GCP) services (e.g., Cloud Functions, Pub/Sub, IAM) Experience with DevOps tools and CI/CD More ❯

Software Engineer (API, Data and Cloud) London or Swindon office Hybrid role (2 days a week on site/3 work from home) The banking services that Nationwide provides and the service we give are unrivalled. At the core of this are our digital channels ensuring our members and our customers can interact with us as they choose in … relevant applications, we may close the advert earlier than the advertised date, so please apply as soon as you can. What you’ll be doing As a Cloud Engineer (API & Data), you will be helping shape the Customer Experience & Automation platforms. This group is part of the Chief data & analytics office (CDAO) and part of the overall COO team … all, we’ll give you the accountable freedom you’ll need to propose and deliver the best solution for our members. About you For the role of Cloud Engineer API & Data , we are looking for a demonstrated track record of the end-to-end technical understanding, knowledge, and optimisation of an organisation's technology platform or platforms in Financial More ❯

/CD for data systems, and robust testing methodologies. Highly desirable skills include: Domain Experience: Familiarity with the unique structure of sports data (e.g., event, tracking, scouting, video). API Development: Experience building data-centric APIs, especially with FastAPI on serverless platforms like Google App Engine . Streaming Data: Practical experience building real-time data pipelines. DevOps & MLOps More ❯

/CD for data systems, and robust testing methodologies. Highly desirable skills include: Domain Experience: Familiarity with the unique structure of sports data (e.g., event, tracking, scouting, video). API Development: Experience building data-centric APIs , especially with FastAPI on serverless platforms like Google App Engine . Streaming Data: Practical experience building real-time data pipelines. DevOps & MLOps More ❯

/CD for data systems, and robust testing methodologies. Highly desirable skills include: Domain Experience: Familiarity with the unique structure of sports data (e.g., event, tracking, scouting, video). API Development: Experience building data-centric APIs, especially with FastAPI on serverless platforms like Google App Engine . Streaming Data: Practical experience building real-time data pipelines. DevOps & MLOps More ❯

maintainability. Core Skills for the Python Software Engineer, Python, AWS | Python, TDD & BDD, Monitoring | £650 - 750pd Outside IR35 | 6-month contract | Fully Remote (UK) Strong Python expertise, especially for API development and testing in cloud environments (preferably AWS). Solid experience with cloud platforms (AWS, Azure, GCP), containerisation, automation, and orchestration tools.Familiar with CI/CD pipelines and More ❯

maintainability. Core Skills for the Python Software Engineer, Python, AWS | Python, TDD & BDD, Monitoring | £650 - 750pd Outside IR35 | 6-month contract | Fully Remote (UK) Strong Python expertise, especially for API development and testing in cloud environments (preferably AWS). Solid experience with cloud platforms (AWS, Azure, GCP), containerisation, automation, and orchestration tools.Familiar with CI/CD pipelines and More ❯

C#.Net Core, MicroServices, API engineer | FX Trading - Greenfield Digital Data Build | £65,000 + strong bonus | Hybrid C#.Net Core engineer, with experience building microservice based applications, needed for a FX trading house. As a C#.net Core engineer, you will get the opportunity to work in the Front Office, building bespoke C#.Net Core applications, providing a wide range of solutions. … providing services for the last 25 years and have grown year on year. They are looking for bright and enthusiastic C#.net developers to help support the growth of their development function. Their C#.net software products are used by their own in-house service team who use the software to help them provide services to their customers offering a wide … the office 4/5 days per week. The office is based close to Old Street Station, London. Experience needed Proficient in C# and .NET Core Experienced with Web API development Developing, deploying, and maintaining microservices Experience in developing containerized microservice architectures using technologies like Docker and Kubernetes Skilled in designing and developing microservices If you would like More ❯

integration team and develop a cross functional integration platform. This is a great opportunity to upskill and become product certified. This role will be responsible for integration design and development, gathering client requirements and working across the full development lifecycle. Key Responsibilities: Develop and test end to end integration patterns. Learn and work with leading integration technologies (iPaaS … and API) - Mulesoft, SnapLogic, RedHat etc.) API and microservice design across cloud and on-prem environments. Learn and integrate with leading SaaS platforms. Complete high-quality deliverables in a fast-paced client facing environment. Key Requirements: Proven JavaScript experience (Java is a bonus) working across the full SDLC. Experience developing software for customers/third party clients considering … customer requirements and deadlines. Previous knowledge around the integration of software/systems (API development etc). Excellent communication skills with the ability to work with functional and non-functional stakeholders. Strong analytical skills – Able to complete business requirements gathering and mapping. This is a permanent position which provides a base salary of up to £60,000 plus More ❯