31 to 55 of 146 RESTful Jobs in London

Senior Java Software Engineer

Hiring Organisation
Arrows
Location
City of London, London, United Kingdom
developing performant, scalable backend systems using Java (up to Java 21). Building microservices with Spring Boot and related frameworks. Developing and maintaining RESTful APIs and event-driven systems. Writing clean, testable code and following TDD principles. Working closely with DevOps, Product, and QA teams to deliver high-quality solutions. ...

Full Stack Engineer

Hiring Organisation
Propel
Location
London, UK
Employment Type
Full-time
mindset to work autonomously is key. Key Responsibilities: • Designing and building back-end services in Python • Developing scalable micro-services • Building and consuming RESTful APIs (FastAPI) • Working with relational and NoSQL databases • Supporting React frontend development (initially) • Collaborating closely with product, frontend, and DevOps • Writing clean, maintainable code and contributing ...

Senior Python Developer - Team Leader

Hiring Organisation
Transforming Learning Group
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
years in a senior or leadership role. Strong experience with AWS and Infrastructure-as-Code (Terraform, CloudFormation or CDK). Proven ability to design RESTful APIs, microservices and event-driven systems. Experience with CI/CD pipelines, containerisation (Docker/Kubernetes) and Git. Skilled in Agile delivery and team leadership. ...

Senior Full Stack PHP Developer (Remote)

Hiring Organisation
Digital Appointments
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
Experience working with relational databases (e.g., MySQL, PostgreSQL) and writing complex SQL queries. Proficient with version control systems, particularly Git. Experience building and consuming RESTful APIs. Excellent problem-solving and analytical skills. Strong communication and collaboration skills, essential for a remote team. Eligibility Requirement: Must be currently based ...

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 ...

Senior Java Developer (Low-Latency Payments Systems)

Hiring Organisation
RE Partners
Location
City of London, London, 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 ...

Senior Software Developer - FTC [UK]

Hiring Organisation
Spyrosoft Ltd
Location
West London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
programming. Experience with scripting languages like Bash, Python, or Ruby is essential, along with a growth mindset and strong collaboration skills. Desirable expertise includes RESTful APIs, microservices, messaging and event streaming systems, and scalable architecture design. Essential Key Skills and Responsibilities You will: have expertise in Java ...

Lead Full Stack Engineer

Hiring Organisation
BIOMETRIC TALENT
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
6+ years of professional experience in software development with a strong background in both frontend and backend. Deep expertise in TypeScript , ReactJS , Node.js , and RESTful API development . Experience with microservices , event-driven architecture , and cloud-native development . Strong understanding of SQL and NoSQL databases (PostgreSQL, DynamoDB, Redis). ...

Java Full Stack Engineer (Consultant / Senior Consultant)

Hiring Organisation
83zero Limited
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
work on a wide variety of projects and gain exposure to technologies including Java, Kotlin, NodeJS, Spring Boot, RESTful microservices, React, NoSQL databases and cloud platforms. Java Full Stack Engineer - Consultant/Senior Consultant Salary: £45,000-£70,748 Base locations: London, Manchester or Glasgow (Hybrid working) Organisation : Global … from end to end. You'll work on a wide variety of projects and gain exposure to technologies including Java, Kotlin, NodeJS, Spring Boot, RESTful microservices, React, NoSQL databases and cloud platforms. This role is ideal for engineers who enjoy variety, value continuous learning and want to push forward modern ...

React JS Developer

Hiring Organisation
HCLTech
Location
London Area, United Kingdom
maintain user interfaces using React JS , Redux , and related libraries. Build reusable components and front-end libraries for future use. Integrate UI with RESTful APIs and collaborate with backend teams. Ensure application performance, responsiveness, and cross-browser compatibility. Participate in code reviews and maintain coding standards. Nice-to-Have Experience ...

React JS Developer

Hiring Organisation
HCLTech
Location
City of London, London, United Kingdom
maintain user interfaces using React JS , Redux , and related libraries. Build reusable components and front-end libraries for future use. Integrate UI with RESTful APIs and collaborate with backend teams. Ensure application performance, responsiveness, and cross-browser compatibility. Participate in code reviews and maintain coding standards. Nice-to-Have Experience ...

ColdFusion Developer

Hiring Organisation
Fruition Group
Location
London, United Kingdom
Employment Type
Contract
that support major brands. ColdFusion Developer Responsibilities Develop, maintain, and optimise ColdFusion/CFML applications across customer-facing and internal platforms. Build and consume RESTful APIs to integrate with new services and modern architecture components. Collaborate with product, engineering, and QA teams to deliver secure, scalable solutions. Support the migration ...

Full Stack Engineer

Hiring Organisation
Fortice
Location
City of London, London, United Kingdom
experience (AWS, Azure, or GCP) Strong experience with Java or Python Front-end experience using modern JavaScript frameworks (e.g. React, Angular, Vue) Familiarity with RESTful APIs, databases, and version control Experience working in agile delivery environments Desirable DevOps or CI/CD exposure Experience working in a consultancy or client ...

Full Stack Engineer

Hiring Organisation
Fortice
Location
London Area, United Kingdom
experience (AWS, Azure, or GCP) Strong experience with Java or Python Front-end experience using modern JavaScript frameworks (e.g. React, Angular, Vue) Familiarity with RESTful APIs, databases, and version control Experience working in agile delivery environments Desirable DevOps or CI/CD exposure Experience working in a consultancy or client ...

Full Stack PHP/React Developer

Hiring Organisation
Digital Appointments
Location
London, Bloomsbury Square, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum to £60K
Experience working with relational databases (e.g., MySQL, PostgreSQL) and writing complex SQL queries. Proficient with version control systems, particularly Git. Experience building and consuming RESTful APIs. Excellent problem-solving and analytical skills. Strong communication and collaboration skills, essential for a remote team. Eligibility Requirement: Must be currently based ...

Full Stack PHP/React Developer

Hiring Organisation
Digital Appointments
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
Experience working with relational databases (e.g., MySQL, PostgreSQL) and writing complex SQL queries. Proficient with version control systems, particularly Git. Experience building and consuming RESTful APIs. Excellent problem-solving and analytical skills. Strong communication and collaboration skills, essential for a remote team. Eligibility Requirement: Must be currently based ...

Software Developer Apprentice

Hiring Organisation
QA
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£18,000 per annum
Java frameworks like Spring/Spring Boot. Understanding of integrating applications with AWS services, specifically AWS Simple Queue Service (SQS). Understanding of RESTful APIs and microservices architecture. Understanding of software development principles, design patterns, and best practices. Understanding of version control systems (e.g., Git). Understanding of cloud platforms ...

AI Automation Engineer

Hiring Organisation
McCabe & Barton
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
managing records, and integrating Appian with external systems via REST APIs, web services, and connected systems. API Development & Integration - Proficient in designing and building RESTful APIs using FastAPI, Flask, or Django REST Framework for exposing AI models and automation services. Experience with API authentication (OAuth, JWT), rate limiting, error handling ...

AI Automation Engineer

Hiring Organisation
McCabe & Barton
Location
Central London, London, United Kingdom
Employment Type
Permanent
managing records, and integrating Appian with external systems via REST APIs, web services, and connected systems. API Development & Integration - Proficient in designing and building RESTful APIs using FastAPI, Flask, or Django REST Framework for exposing AI models and automation services. Experience with API authentication (OAuth, JWT), rate limiting, error handling ...

AI Automation Engineer

Hiring Organisation
McCabe & Barton
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £700 per day
managing records, and integrating Appian with external systems via REST APIs, web services, and connected systems. API Development & Integration - Proficient in designing and building RESTful APIs using FastAPI, Flask, or Django REST Framework for exposing AI models and automation services. Experience with API authentication (OAuth, JWT), rate limiting, error handling ...

Guidewire Insurance Integration Architect

Hiring Organisation
Accenture
Location
City of London, London, United Kingdom
Architect scalable, high-performance, and secure integration solutions for Insurance policy, billing, and claims platforms including Guidewire InsuranceSuite Define API-first integration strategies using RESTful API services to enable seamless data exchange between insurance applications, reinsurers, brokers, and third-party platforms. Implement microservices-based integration patterns for core insurance applications. ...

Guidewire Insurance Integration Architect

Hiring Organisation
Accenture
Location
London Area, United Kingdom
Architect scalable, high-performance, and secure integration solutions for Insurance policy, billing, and claims platforms including Guidewire InsuranceSuite Define API-first integration strategies using RESTful API services to enable seamless data exchange between insurance applications, reinsurers, brokers, and third-party platforms. Implement microservices-based integration patterns for core insurance applications. ...

Senior Backend Developer

Hiring Organisation
Vallum Associates Limited
Location
Central London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 per day
System Integration: Integrate AEM with other core systems and Adobe Experience Cloud products (like Adobe Analytics, Adobe Target, and Adobe Campaign) using APIs (e.g., RESTful). Deployment and Support: Participate in the deployment process, conduct unit and system testing, and troubleshoot/debug issues in AEM environments. Best Practices: Ensure ...

Senior Python Developer

Hiring Organisation
Hireful
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
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 ...

Front End Developer - ReactJS, Redux, Typescript

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£545 - £548/day Up to £545 per day (Inside IR35)
GitLab workflows, and managing merge requests. Experienced with NPM Workspaces, pre-commit hooks, and build/package/test processes. Solid understanding of consuming RESTful APIs and authentication protocols (JWT, OAuth). Expertise in React component development and tools like Storybook; familiarity with A11y, Azure, and DevOps is a plus. ...