1 to 25 of 414 RESTful Jobs in London

Senior Java Full Stack Engineer

Hiring Organisation
83zero Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70,000
teams to deliver high-quality software solutions. Contribute to CI/CD pipelines, DevOps practices and secure digital platforms. Skills & Experience Strong experience building RESTful microservices using Java and Spring Boot. Frontend development experience with React, JavaScript/TypeScript, HTML and CSS. Proven experience leading or mentoring development teams. Strong ...

Fullstack Developer (DV Cleared)

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70,000
JavaScript/TypeScript, Java, C#, Python, or Node.js. Experience with front-end frameworks such as React, Angular, or Vue.js. Experience building and consuming RESTful APIs and microservices. Knowledge of software engineering best practices, including testing, CI/CD, and version control (Git). Experience working within Agile delivery environments. Strong ...

Sr. Technical Lead / Architect

Location
Greater London, England, United Kingdom
relevant technical roles and responsibilities; Solid experience with Python and backend development using frameworks such as FastAPI, Flask, or Django; Experience designing and developing RESTful APIs; Good understanding of front-end development with React JS, JavaScript (ES6+), and TypeScript; intermediate knowledge is sufficient; Familiarity with state management using Redux ...

Java Engineer

Location
Greater London, England, United Kingdom
Responsibilities: Design, develop, test, and maintain enterprise-grade Java applications. Assist with technical design discussions and contribute to architectural decisions. Develop scalable microservices and RESTful APIs. Collaborate with cross-functional teams including Product, QA, DevOps, and Business stakeholders. Review code, mentor engineers, and promote engineering best practices. Optimise application performance ...

Senior Software Engineer - Backend

Hiring Organisation
Fitch Ratings
Location
London, UK
Employment Type
Full-time
/or Python (FastAPI or similar), with the ability to guide engineering teams on architecture, design, and implementation. Experience designing, building, and supporting RESTful APIs and microservices-based architectures. Strong understanding of cloud-native architectures and hands-on experience with AWS services. Experience working with relational databases and data access ...

Senior Full Stack Developer | C#.NET, React | London

Hiring Organisation
Source Group International
Location
London, UK
Employment Type
Full-time
influence over engineering standards, quality, and technical direction. Key Responsibilities Design, develop, test, and maintain scalable services using C#/.NET (ASP.NET Core) and RESTful APIs. Build responsive, accessible user interfaces using React, TypeScript, HTML, and CSS.Implement secure authentication/authorisation (e.g., OAuth2/OIDC) and follow secure coding practices. ...

Java Backend Developer

Location
City Of London, England, United Kingdom
stakeholders and Business Analysts to understand functional and non-functional requirements . Translate business requirements into scalable and maintainable technical solutions. Design and integrate RESTful APIs with internal and external applications. Develop and optimize database queries and application data-access components. Investigate complex production incidents and perform root cause analysis. ...

C# Developer

Hiring Organisation
Source Group International
Location
London, UK
Employment Type
Full-time
monitoring and continuous improvement. Essential Requirements Strong commercial experience with C# and modern .NET (.NET 6+), including asynchronous programming and dependency injection. Experience building RESTful APIs and service-oriented architectures (microservices beneficial).Solid knowledge of SQL and database fundamentals; familiarity with ORM tools (e.g., Entity Framework) and performance tuning. Experience ...

Angular Developer with Python and AWS

Hiring Organisation
LTM
Location
London, UK
Employment Type
Full-time
Skills· Frontend Backend Development Angular 6 Python JavaScript JSON java· Cloud Architecture AWS S3 API Gateway EC2 RDS cloudnative and microservices architecture· API Integration RESTful APIs thirdparty and inhouse system integrations· DevOps CICD CICD pipelines eg Bamboo deployments across SIT UAT and Production· Engineering Practices AgileScrum TestDriven Development unit testing ...

(SC cleared) Full Stack Developer - Java/TypeScript /Angular

Location
Greater London, England, United Kingdom
Responsibilities Design, develop, and test applications using Java/Spring Boot, Python, TypeScript, and Angular. (mix of FE and BE) Build and consume RESTful APIs and integrate with back-end microservices. Develop prototype user interfaces with a focus on accessibility, usability, and responsive design. Discover applications on Microsoft Azure ...

Senior Software Engineer, AI Centre of Excellence Software engineering London

Location
Greater London, England, United Kingdom
looking for: Hands‐on experience with LLMs (e.g., GPT, BERT, Llama, Gemini) and applying them to real‐world problems. Strong backend engineering expertise, including RESTful APIs and micro‐services design. Proficiency in Python/JavaScript and familiarity with AI frameworks (e.g., LangChain, PydanticAI). Solid understanding of cloud computing ...

Senior Software Engineer, AI Centre of Excellence

Hiring Organisation
Checkout.com
Location
London, UK
Employment Type
Full-time
looking for: Hands-on experience with LLMs (e.g., GPT, BERT, Llama, Gemini) and applying them to real-world problems. Strong backend engineering expertise, including RESTful APIs and micro-services design. Proficiency in Python/JavaScript and familiarity with AI frameworks (e.g., LangChain, PydanticAI).Solid understanding of cloud computing ...

Senior Software Developer (Python)

Location
Greater London, England, United Kingdom
Cloud Platform (GCP), although AWS or Azure experience is also valued. Hands‐on experience with Docker, Kubernetes, and container orchestration. Experience designing and developing RESTful APIs and microservices. Strong understanding of CI/CD practices using tools such as GitHub Actions, Concourse, Jenkins, or equivalent. Experience working with Git-based ...

Java Developer (Blockchain)

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
MQ.Advanced JavaStrong experience in Object-Oriented Programming (OOP).Advanced knowledge of Java 17+ features and practical experience with Spring Boot. Skilled in developing RESTful services, including REST design principles, Swagger/OpenAPI, and Spring REST MVC. Proficient in building and delivering enterprise-grade Java applications. Hands-on experience with data ...

Java Developer (Blockchain)

Location
Greater London, England, United Kingdom
Java* Strong experience in Object-Oriented Programming (OOP).* Advanced knowledge of Java 17+ features and practical experience with Spring Boot.* Skilled in developing RESTful services, including REST design principles, Swagger/OpenAPI, and Spring REST MVC.* Proficient in building and delivering enterprise-grade Java applications.* Hands-on experience with ...

Java Full Stack Engineer-Consultant-Digital Excellence

Location
Greater London, England, United Kingdom
vast variety of projects and get exposure to a variety of technology such as (but not exhaustively) NodeJS, Java, Kotlin, Spring boot framework, RESTful microservices, NoSQL databases.## **YOUR PROFILE*** Extensive experience of building microservices with Java (Spring Boot)* Experience using JavaScript/Typescript to build fronted web applications using React ...

Lead Software Engineer, Full-Stack Applications - AI Fluent (London)

Hiring Organisation
Fitch Ratings
Location
London, UK
Employment Type
Full-time
scalable web applications in production environments. Strong experience with TypeScript/JavaScript, HTML, CSS, and modern frontend development practices. Experience designing and developing RESTful APIsand integrating with third-party services. Solid understanding of software design principles, design patterns, object-oriented programming, data structures, algorithms, and scalable system architecture. Experience working ...

Java Developer

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Croydon, London, United Kingdom
Employment Type
Contract
Contract Rate
£515/day inside ir35
Design, develop, test and deploy Java applications and services Build and enhance Spring Boot/Spring MVC/Spring Data solutions Develop and integrate RESTful APIs and microservices Work with relational databases and SQL Troubleshoot, debug and resolve technical issues Participate in code reviews and maintain high coding standards Optimise ...

Java Developer - Remote

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£475 - £525/day
Design, develop, test and deploy Java applications and services Build and enhance Spring Boot/Spring MVC/Spring Data solutions Develop and integrate RESTful APIs and microservices Work with relational databases and SQL Troubleshoot, debug and resolve technical issues Participate in code reviews and maintain high coding standards Optimise ...

Engineer C# (Full Stack)

Location
City Of London, England, United Kingdom
Proficiency in front‐end technologies such as TypeScript and React. Strong back‐end experience with the C# language and SOLID principles. Good understanding of RESTful APIs. Experience with cloud platforms (AWS preferred) and containerization (Docker/Kubernetes). Knowledge of CI/CD tools and practices (e.g., GitLab). Familiarity ...

AI Transformation Developer

Location
Greater London, England, United Kingdom
highly valued. Responsibilities Develop, test, and maintain AI-powered applications and intelligent workflows using Python in a cloud-native environment Design and implement RESTful APIs, microservices, and backend services to integrate AI models, external tools, and enterprise systems Build and optimize data pipelines for structured and unstructured data used ...

Senior Product Engineer (AI & Full Stack)

Hiring Organisation
INFUSED SOLUTIONS LIMITED
Location
London, United Kingdom
Employment Type
Permanent
Salary
£75,000
improvements. Develop backend APIs and services using Node.js and TypeScript . Design secure integrations with third-party platforms and enterprise systems. Build and consume RESTful and GraphQL APIs. Implement authentication and identity solutions using OAuth, OpenID Connect and modern security standards. Work directly with customers during pilot implementations and technical ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
Lead or Senior Java Developer in agile environments* Strong understanding of Agile framework & principles* Strong proficiency in Java (preferably Java 17+), Spring Boot, and RESTful API development* Experience with cloud platforms (AWS preferred), containerization (e.g. Docker, Kubernetes) and microservices architecture* Familiarity with CI/CD tools such as Jenkins ...

Ruby Developer

Hiring Organisation
Solirius Consulting
Location
London, UK
Employment Type
Full-time
projects you may be working on will include;Develop and maintain backend applications using Ruby and Ruby on Rails. Design and develop RESTful APIs and backend services. Work with databases, background jobs, caching, and third-party integrations. Write clean, testable, and maintainable code. Troubleshoot performance and production issues. Collaborate with ...

Ruby Developer

Location
Greater London, England, United Kingdom
projects you may be working on will include; Develop and maintain backend applications using Ruby and Ruby on Rails. Design and develop RESTful APIs and backend services. Work with databases, background jobs, caching, and third-party integrations. Write clean, testable, and maintainable code. Troubleshoot performance and production issues. Collaborate with ...