1 to 25 of 96 RESTful Jobs in London

Head of Software Engineering - 2 Days London City/3 Remote

Hiring Organisation
ZENZO DIGITAL LTD
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
Responsive design (Bootstrap, Tailwind), state management (Redux, Context API) Front-end testing (Jest, React Testing Library, Cypress) Backend C#, ASP.NET Core/.NET 6+ RESTful and GraphQL APIs Entity Framework Core, LINQ Authentication & authorisation (OAuth2, JWT, Azure AD) Secure coding and API versioning Data & Integration SQL Server, Azure SQL, Cosmos ...

Senior Product Engineer remote

Hiring Organisation
Serve Legal
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£80,000
Agentic AI: Frameworks (langchain, langgraph, Google ADK) AI enabled code tooling: Cursor, Windsurf, GitHub copilot AI powered platform development: Lovable, Replit, Bolt APIs & Microservices: RESTful APIs, GraphQL, microservice architectures Cloud & DevOps: AWS, Azure, or GCP; Docker; CI/CD pipelines Data Integration: Products integrating ML/AI models, databases ...

Lead Full-Stack Java Developer - SC Cleared

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £95,000 per annum
. Strong Java and Spring Boot development experience. Proven experience delivering full-stack solutions (e.g. React, Angular, or Vue). Good knowledge of microservices , RESTful APIs , and containerisation (Docker/Kubernetes). Experience working with AWS or other cloud environments. Understanding of secure software design and deployment in government ...

Lead Java Developer

Hiring Organisation
Response Informatics
Location
Croydon, Surrey, South East, United Kingdom
Employment Type
Contract
Contract Rate
Up to £500 per day
systems and diagnosing incidents. Experience in large-scale integration projects involving microservices, messaging, web services, and distributed systems. Experience with web services (SOAP and RESTful). Experience with containerization (Docker). Experience with testing frameworks like JUnit, Mockito,Powermock,JMock, DBUnit,TestContainers. Experience connecting processes across several systems with message ...

Senior Engineer

Hiring Organisation
&Dine
Location
London, England, United Kingdom
reviews, and collaboration Back-end Experience with some of the following, or a strong willingness to learn: Node.js – building scalable, maintainable services APIs – RESTful design (GraphQL a plus), authentication, validation, rate limiting Databases – PostgreSQL/MySQL, schema design, indexing, query optimisation ORMs – Sequelize or similar (migrations, associations, transactions) Business logic ...

Software Engineer

Hiring Organisation
Opulent Mind
Location
London Area, United Kingdom
architecture patterns. Required skills and experience 5+ years of professional experience in software engineering, with strong proficiency in Java Experience working with Spring Boot, RESTful APIs, and Microservices architecture. Solid understanding of SQL/NoSQL databases (e.g., PostgreSQL, MongoDB). Knowledge of CI/CD pipelines, Docker, and cloud platforms ...

Senior Java Developer

Hiring Organisation
Vallum Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 per day
Your responsibilities: Design and develop web applications using Java (latest versions), Spring Boot, and AWS technologies. Architect and implement RESTful APIs for distributed enterprise-grade systems. Develop robust, scalable, and high-performance microservices leveraging Spring Boot and modern design patterns. Integrate and manage AWS services such as EC2, S3, Lambda ...

.Net Developer

Hiring Organisation
Wave Talent
Location
City of London, London, United Kingdom
working in production environments. Key Responsibilities Design, develop and maintain applications using C# and .NET/.NET Core Contribute to the development of RESTful APIs and backend services Work on the modernisation and refactoring of legacy .NET applications Collaborate with product managers, business analysts and QA to deliver high-quality ...

Senior Software Engineer (TypeScript / Node.js / PHP / AWS)

Hiring Organisation
AgeChecked
Location
City of London, London, United Kingdom
JavaScript frameworks (React, Vue, or similar). Build and integrate cryptographic export and data protection components ensuring compliance with relevant standards. Develop and optimise RESTful and GraphQL APIs consumed by web and mobile applications. Design efficient data models and queries for MySQL (Aurora) and DynamoDB. Implement secure authentication and authorisation ...

Senior Golang Developer - Kubernetes - Financial Services

Hiring Organisation
Rothstein Recruitment Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 120,000 - 140,000 Annual
systems and services, particularly in areas such as trading platforms, investment management, and risk analytics. Experience in building microservices architectures and working with APIs (RESTful, gRPC, etc.) to integrate various systems. Strong knowledge of containerization (Docker) and continuous integration/deployment (CI/CD) practices. Experience with database systems (relational ...

Senior Python Developer Team Lead

Hiring Organisation
RedTech Recruitment Ltd
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
experience designing and building scalable backend systems Strong experience with AWS and Infrastructure-as-Code tools such as Terraform, CloudFormation or CDK Experience designing RESTful APIs, microservices and event-driven architectures Exposure to CI/CD pipelines, containerisation and version control tools including Docker, Kubernetes and Git Comfortable working ...

Founding Back-End Engineer

Hiring Organisation
Barrington James
Location
London Area, United Kingdom
Strong experience with backend languages and frameworks (e.g., Java, Spring, Python, Go, Node.js — adaptable to your stack). Proven track record designing and implementing RESTful APIs and microservices. Solid understanding of databases (SQL and NoSQL) and effective data modeling. Familiarity with cloud platforms (AWS, GCP, Azure) and CI/ ...

Founding Front-End Engineer

Hiring Organisation
Barrington James
Location
City of London, London, United Kingdom
Strong experience with backend languages and frameworks (e.g., Java, Spring, Python, Go, Node.js — adaptable to your stack). Proven track record designing and implementing RESTful APIs and microservices. Solid understanding of databases (SQL and NoSQL) and effective data modeling. Familiarity with cloud platforms (AWS, GCP, Azure) and CI/ ...

Lead Back End Engineer

Hiring Organisation
mkodo
Location
City of London, London, United Kingdom
mandatory) and container orchestration (Kubernetes). You are experienced in event-driven architectures and messaging platforms such as Kafka. You have strong understanding of RESTful APIs, microservices, and distributed system design. You have knowledge of SQL and NoSQL databases. You are experienced in CI/CD pipelines, automated testing ...

Python Developer

Hiring Organisation
Radley James
Location
City of London, London, United Kingdom
/NoSQL databases. Proven experience working in fast-paced environments, ideally within trading, financial services, or high-frequency environments. Proficiency in developing RESTful APIs, microservices, and working with cloud-based architectures (AWS, GCP, or similar). Expertise in testing frameworks, CI/CD, and containerization technologies such as Docker ...

Full Stack Engineer

Hiring Organisation
Futuria
Location
Greater London, England, United Kingdom
needs, contributing directly to products that redefine how humans and intelligent agents collaborate. Key Responsibilities Design, implement, and maintain scalable back-end systems and RESTful APIs using Python (FastAPI/D) Apply domain-driven design and test-driven development to build microservices using agile methodologies, with a focus on reliability ...

Junior Software Engineer

Hiring Organisation
Career poster
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
duties as required by the business Skills and Experience: Essential 1+ years Microsoft ASP .NET experience C# ASP.NET core MVC/WebAPI Entity Framework RESTful web services and JSON Javascript HTML/CSS Degree in computer science or another closely related subject Desirable T-SQL Web Security and Cryptography React ...

Senior Back-End Developer – Java

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £800 per day
using Angular and TypeScript/Java ensuring an exceptional user experience • Ensure seamless integration and communication between front-end and back-end components • Create RESTFul APIs (gRPC) to enable smooth communication between microservices and external systems • Conduct regular code reviews, unit testing, CI and maintain high code quality and reliability ...

Senior Outlook Add-in Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
TypeScript, HTML, and CSS Deep understanding of Microsoft 365, Exchange Online, and the behavioral differences between Outlook clients Experience integrating with Microsoft Graph, RESTful APIs, and modern authentication methods (OAuth/Azure AD) Nice to have: Exposure to CI/CD pipelines, Git-based version control, and automated testing practices ...

Senior Java Engineer (Smart Contract)

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
Boot, ensuring modular, testable, and reusable code. Craft responsive and intuitive user interfaces with Angular and TypeScript/Java to enhance user experience. Create RESTful APIs (gRPC) to facilitate smooth communication between microservices and external systems. Conduct regular code reviews, unit testing, and CI to maintain high standards of code ...

Senior Java Developer (Low-Latency Payments Systems)

Hiring Organisation
RE Partners
Location
London Area, United Kingdom
hear from you. Key Responsibilities : Design, develop, and optimize low-latency, high-throughput backend systems using Core Java and SpringBoot. Build and maintain RESTful APIs and microservices that power secure payment workflows. Work with XML-based messaging standards and protocols commonly used in financial transactions. Deploy, monitor, and scale applications ...

UI Developer - 13042

Hiring Organisation
Pontoon
Location
Bromley, London, United Kingdom
Employment Type
Contract
interfaces that meet enterprise standards (e.g., WCAG ). Collaborate with product managers, UX designers, and backend engineers to deliver high-quality features. Integrate with RESTful APIs and manage application state using Redux Toolkit and RTK Query . Incorporate Vercel AI SDK UI components to enhance chatbot functionality and user experience. ...

Senior Python Developer

Hiring Organisation
Hireful
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
will champion engineering excellence, define best practices, inspire and mentor developers, and keep innovation at the heart of everything you do – from microservices and RESTful APIs to CI/CD pipelines and containerised deployments. With a strong background in Python development and deep knowledge of AWS, containers and automation ...

Senior Python Developer

Hiring Organisation
Hireful
Location
North West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
will champion engineering excellence, define best practices, inspire and mentor developers, and keep innovation at the heart of everything you do – from microservices and RESTful APIs to CI/CD pipelines and containerised deployments. With a strong background in Python development and deep knowledge of AWS, containers and automation ...

Senior Azure API Engineer

Hiring Organisation
Vermillion Analytics
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £750/day
delight users What You Bring Essential: 10+ years software development, including 3+ years hands-on Azure Deep expertise in Azure API Management Strong OpenAPI, RESTful API design, and security protocols (OAuth 2.0, JWT, TLS) Proficiency in Node.js/Java/C# and modern integration patterns Experience with CI/ ...