31 to 55 of 98 RESTful Jobs in London

Principal Engineer (Payments)

Hiring Organisation
Intec Select Ltd
Location
London, Fitzrovia, United Kingdom
Employment Type
Permanent
Salary
£90000 - £115000/annum Hybrid + 25% bonus
Architectures: Leverage modern technologies to design and implement scalable, secure, and high-performing cloud-native solutions. API Development and Integration: Design and build secure RESTful and GraphQL APIs, ensuring seamless integration with core banking systems (e.g., Mambu) and external services like Open Banking platforms. Data Engineering and Analytics: Work closely ...

Java Software Engineer

Hiring Organisation
Amber Labs
Location
City of London, London, United Kingdom
development, cloud-native architectures, and modern DevOps practices. Key Responsibilities Develop and maintain Java-based backend applications using Spring Boot Design and implement secure RESTful APIs Build and support cloud-native applications hosted on AWS Develop SQL queries to support reporting, troubleshooting, and data analysis Collaborate with technical teams ...

GenAI Python Developer

Hiring Organisation
Sandhata Technologies Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 Annual
boundaries, and model access governance. Developement of AWS services: EC2, EKS, S3, SQS, DynamoDB, Bedrock. Preferred Skills Kong API Gateway, Kong Mesh, Flux CD. RESTful API development (FastAPI preferred), microservices, Terraform with GitOps workflows. Prompt evaluation, observability & red teaming tools (like Arize, Promptfoo). Experience with SQL (MySQL, PostgreSQL ...

Ruby Developer

Hiring Organisation
Proactive Appointments
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 80,000 Annual
Rails Strong understanding of OOP & Rails architecture Extensive experience with PostgreSQL (performance tuning, complex queries) Background job processing with Sidekiq & Redis Expertise in RESTful APIs , JSON, JWT, SSO Experience with AWS & Docker Production system support & troubleshooting Strong communication skills & Agile/Scrum experience Ruby on Rails Developer ...

Lead Full Stack Engineer

Hiring Organisation
ReVybe IT Recruitment Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£100000 - £125000/annum
Engineering teams to deliver exceptional user experiences. Drive frontend best practices, ensuring applications are performant, accessible, and maintainable. Design and implement scalable microservices and RESTful APIs. Champion Clean Architecture, SOLID principles, and modern software engineering practices across the team. Conduct code reviews, provide technical mentoring, and support engineers with architectural ...

Python Developer

Hiring Organisation
Global
Location
Greater London, United Kingdom
Employment Type
Full Time
step out of their comfort zone and learn new technologies. Strong commercial development experience using Python. A strong grasp of OOP fundamentals and RESTful APIs. Familiarity with VCS, preferably Git. Experience working in a sociable, cross-functional team. A dedication to testing - experience of writing and maintaining unit tests; mocking ...

Sr AI Solutions Consultant

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
business automation Platform knowledge with strong technical knowledge of the TotalAgility platform or similar intelligent automation platforms Integration experience with expertise in using APIs, RESTful web services, and Tungsten Automation's SDK to integrate and customize solutions Cloud deployment experience with cloud architecture and deployments, including designing scalable and secure ...

Senior Software Engineer I (JavaScript))

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
HTML, CSS, and JavaScript Experience building modern web applications using React Experience working with Node.js, Express, or related backend services Experience working with RESTful APIs Familiarity with agile development practices such as: Test-Driven Development Pair Programming Continuous Integration Automated testing and deployment Strong collaboration and communication skills with ...

VodafoneThree - Senior Manager, HBB Engineering

Hiring Organisation
VodafoneThree
Location
Greater London, United Kingdom
Employment Type
Full Time
heart of every delivery. Who you are You'll bring deep, end‐to‐end knowledge of engineering technologies such as React, Java, Node.js, microservices, RESTful APIs, and cloud‐native architectures. You have proven experience leading engineering teams and shaping high‐performance cultures. You're confident in Agile delivery, with hands ...

Senior Mobile App Developer (iOS/Android)

Hiring Organisation
Stott & May Professional Search Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£90,000
Android SDKs, with a deep understanding of Jetpack libraries, Compose and modern Android architecture components. * Experience with Kotlin Multiplatform (KMM high desirable) * Experience with RESTful APIs, JSON, and mobile architecture patterns (MVVM, Clean Architecture). * Familiarity with Xcode, Android Studio, GitHub, mobile CI/CD tools, automated testing frameworks ...

Scala Developer (Remote)

Hiring Organisation
Stealth iT Consulting
Location
East London, London, United Kingdom
functional teams to deliver enterprise‐grade solutions. Key responsibilities: Design, develop and maintain backend services and APIs using Scala and Play Framework . Implement RESTful endpoints, manage request/response lifecycle, and handle authentication/authorization flows. Write well-structured, idiomatic Scala and use functional programming patterns where appropriate. Build ...

Scala Developer (Remote)

Hiring Organisation
Stealth iT Consulting
Location
City of London, London, United Kingdom
functional teams to deliver enterprise‐grade solutions. Key responsibilities: Design, develop and maintain backend services and APIs using Scala and Play Framework . Implement RESTful endpoints, manage request/response lifecycle, and handle authentication/authorization flows. Write well-structured, idiomatic Scala and use functional programming patterns where appropriate. Build ...

Front-End Developer (React and React Native)

Hiring Organisation
Foresters Financial
Location
Bromley, Kent, England, United Kingdom
Employment Type
Temporary
Salary
Competitive salary
success. What you will do Design, build and maintain web applications using React Develop and support mobile applications using React Native Integrate applications using RESTful APIs Deploy applications and support releases into production Build responsive, accessible and well-structured user interfaces using HTML, CSS and JavaScript Contribute to front ...

Backend Engineer

Hiring Organisation
Robert Half Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
with services and systems built in: Python Go Java Kotlin C# TypeScript/Node.js Ruby Rust API Design You will design, build, and consume: RESTful APIs GraphQL APIs Company UK's market leading media organisation with offices in London Hybrid working Salary & Benefits The salary range/rates ...

Software Engineer

Hiring Organisation
CGI
Location
Greater London, United Kingdom
Employment Type
Full Time
this role - Strong commercial experience in Android application development using Kotlin. - Strong understanding of modern Android development frameworks, patterns, and best practices. - Experience integrating RESTful APIs and backend services into mobile applications. - Experience implementing secure mobile development practices including encryption and secure data management. - Strong experience working with SQLite ...

Full Stack Engineer

Hiring Organisation
Total Recruitment Group
Location
West London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
engineering role, with strong backend expertise in Typescript and Node and front capability in React Proficiency in SQL, Redux, cloud services (AWS or GCP), RESTful API design and GraphQL Strong analytical skills with the ability to design, optimise, and troubleshoot complex UIs Excellent communication and leadership skills; ability to mentor ...

Integration Engineer

Hiring Organisation
Searchability NS&D
Location
London Area, United Kingdom
cloud-native APIs and microservices on AWS, working across complex distributed systems in highly regulated environments. What you’ll be doing: Designing and building RESTful APIs using AWS Lambda & API Gateway Developing microservices and integration solutions using Python Defining API standards, integration patterns, and service boundaries Building secure integrations using ...

Senior Software Engineer II - Contacts Team - Java

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
pain-points You enjoy collaborating with others and bringing people together to solve a problem You have experience in designing, deploying and maintaining clean RESTful APIs You believe in and follow best coding practices, code reviews and open feedback You enjoy writing testable code and believe in Test Driven Development ...

Senior Software Engineer I – Contacts Team

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
87000 to 111000 GBP Annually
pain-points You enjoy collaborating with others and bringing people together to solve a problem You have experience in designing, deploying and maintaining clean RESTful APIs You believe in and follow best coding practices, code reviews and open feedback You enjoy writing testable code and believe in Test Driven Development ...

Senior Software Engineer I - Backend (Java) - Business Accounting Integrations and Reporting

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
87000 to 111000 GBP Annually
more we do want to hear from you! Strong proficiency in backend programming languages like Java, Python or Go. Expertise in designing and implementing RESTful APIs. In-depth knowledge of distributed systems principles. Experience in designing and optimising distributed architectures is a plus. Demonstrated experience working in product-led companies ...

Senior Software Engineer I - Acquiring Platform - Backend (Java)

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
111000 GBP Annually
more we do want to hear from you! Strong proficiency in backend programming languages like Java, Python or Go. Expertise in designing and implementing RESTful APIs. In-depth knowledge of distributed systems principles. Experience in designing and optimising distributed architectures is a plus. Demonstrated experience working in product-led companies ...

Applications Developer

Hiring Organisation
Precise Placements
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Applications Developer - Power Automate, AI Processing, SharePoint, Azure, .NET, C#, RESTFUL Our industry leading law firm client are currently looking to take on a new Applications Developer (Power Automate, AI Processing, SharePoint, Azure, .NET, C#, REST) to join their team on a permanent basis. This role will contribute ...

Senior C# .Net Developer (Banking)

Hiring Organisation
Pontoon
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £600 per day
proven career within C# and .Net development. Very strong experience of object-oriented programming principles. Prolific with databases (SQL Server, Oracle) and web services (RESTful APIs). Proven WinForms/WPF experience Experience support setting up a system distribution method for Citrix and application servers for both Web and Window ...

Senior Front End Developer

Hiring Organisation
Global
Location
Greater London, United Kingdom
Employment Type
Full Time
Experience : Experience integrating with headless CMS platforms such as Directus, Contentful, Strapi, Sanity or similar. API Integration : Confidence working with GraphQL and/or RESTful APIs. Quality Focus : A strong testing discipline, including unit, integration and end-to-end testing. Leadership & Mentoring : Experience leading or mentoring other frontend engineers ...

C++ Software Engineer

Hiring Organisation
Hunter Bond
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 400,000 Annual
from concept through to deployment Requirements Strong hands-on experience with C++ in a commercial setting, alongside exposure to Python Experience designing or consuming RESTful services within microservice-based architectures Background working on large-scale or high-throughput systems Previous exposure to financial services is beneficial, but not a prerequisite ...