31 to 55 of 121 RESTful Jobs in London

Lead Java Modernization Engineer - London, Wembley

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Permanent
Salary
£75000 - £80000/annum + Benefits
YAML workflows - not as a DevOps engineer, but as a developer who understands the pipeline their code flows through. API Mastery: Deep expertise in RESTful API design principles, OAuth2 authentication flows (including FusionAuth integration), and DMARC-compliant transactional email logic via SendGrid. Duties Engineering Standards: Define and enforce the clients ...

Senior Software Engineer - hx Renew / Pricing

Hiring Organisation
Proactive Appointments
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£10,000 - £120,000 per annum
similar Insurance Pricing, Rating, Underwriting or Actuarial platforms. Strong Python development experience , ideally within insurance pricing. Experience with C# .Net would be beneficial RESTful APIs and JSON. Automated testing frameworks such as NUnit, Selenium, Jest, Jasmine, Mocha or similar. CI/CD pipelines, DevOps practices and configuration management tools. Delivering ...

Mulesoft Developer

Hiring Organisation
Miller Insurance Services LLP
Location
Greater London, England, United Kingdom
maintaining Mule runtime 4.x applications Experience working with Anypoint platform including CloudHub (1.0 or 2.0) Experience integrating with Salesforce.com, SQL Server, SOAP/RESTful APIs desirable Experience with common web connectivity and integration standards/protocols Experienced using version control tools e.g. Git Experience with DevOps and CI/ ...

Principal Java Engineer

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

Senior Software Engineer

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
Application Firewall (WAF) technologies and Cloudflare features - Solid working experience with Git and SQL - Knowledge of Terraform and experience working with Linux - Familiarity with RESTful services, event-driven architectures, scripting, testing practices in CI/CD environments, and Agile DevOps ways of working Work in a Way that Works ...

Mid-Senior Ruby on Rails Engineer (B2B SaaS | Hybrid | UK)

Hiring Organisation
Transreport
Location
City of London, London, United Kingdom
Rails architecture Extensive experience with PostgreSQL, including performance tuning and complex queries. Experience with background job processing using Sidekiq and Redis. Solid understanding of RESTful API design, JSON serialization, and authentication (e.g., JWT, SSO). Hands-on experience with AWS services and containerised deployments (Docker). Experience troubleshooting and supporting ...

Sr. Software Engineer, Infrastructure

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Deep understanding of user-centered design principles, design thinking methodologies, and usability best practices. Proficient in using and maintaining Docker containers. Strong understanding of RESTful API design principles and best practices. Experience with TDD and testing frameworks such as Boost.Test, Google Test, etc... NicetoHaves: ExperiencewithAzureservicesformanagingGPTpipelinesandmulti-cloudinfrastructure. FamiliaritywithbigdatatechnologiessuchasApacheSpark,Kafka,andMSKforlarge-scaledataprocessing. ...

Senior Solutions Engineer

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
87500 to 111000 GBP Annually
driven design (DDD), event-driven architecture (EDA), and microservices architecture. Familiarity with Java (Spring), Kubernetes, AWS, and service mesh architectures and technologies such as RESTful APIs, API design, Swagger, OpenAPI, and OAuth2. Familiarity and working experience with relational databases (e.g.MySQL, PostgreSQL) and non-relational databases (e.g., MongoDB, Cassandra). 6+ ...

Sr. Java Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
practices regularly.### Skill & Experience* Strong proficiency in Java, Spring, Hibernate, and related frameworks.* Experience with relational databases, SQL, and NoSQL technologies efficiently.* Knowledge of RESTful APIs, microservices, and cloud-based solutions thoroughly.* Excellent problem-solving, debugging, and analytical thinking capabilities consistently.* Familiarity with version control systems like Git or SVN. ...

Backend Engineer

Hiring Organisation
Tiro Partners
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
enjoy working on modern software platforms. You'll ideally have experience with: Node.js and Typescript development PostgreSQL or similar relational databases. Designing and consuming RESTful APIs. Version control using Git. Debugging and performance optimisation. Writing clean, maintainable and well-tested code. Nice to have Experience in any of the following ...

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 ...

Senior Backend Developer

Hiring Organisation
Rullion Managed Services
Location
City of London, London, United Kingdom
Employment Type
Contract
Skills: Demonstrated expertise as a Senior Backend Developer. Proficiency in Python as your primary language, or willingness to adapt. Hands-on experience with RESTful APIs and/or GraphQL. Proficiency in version control tools like Git. Sound understanding of development best practices including pair programming and TDD. Eagerness to engage ...

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 ...

Engineering Manager - Software & ML

Hiring Organisation
Capital One UK
Location
Aldgate, Greater London, UK
Employment Type
Full-time
What we’re looking for Leadership Excellence: Proven experience leading and supporting software engineering teams to achieve business goals. Technical Breadth: Excellent knowledge of RESTful API development in modern languages (Java, Python, or .Net) and experience with Cloud environments (AWS or Azure). AI Awareness: You aren't necessarily ...

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 ...

Java Software Engineer

Hiring Organisation
Information Tech Consultants
Location
Greater London, England, United Kingdom
cross-functional teams to build high-performance enterprise applicatio ns.Key Responsibilit iesDevelop and maintain backend applications using Java and Spring Bo ot.Design and implement RESTful APIs and microservic es.Integrate applications with databases and third-party servic es.Write clean, efficient, and reusable code/coding practic es. Required Skil ls : Strong ...

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 ...

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 ...

Frontend Developer (Active SC Clearance Required)

Hiring Organisation
Amber Labs
Location
City of London, London, United Kingdom
accessible, and performant user interfaces Understanding of: Component-driven development Client-side routing API integration State management patterns Frontend performance optimisation Ability to consume RESTful APIs and integrate with backend services Apply Now and help shape the future of UK digital services with Amber Labs. ...

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 ...

Manager - Lead AI Engineer

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
capability-building and knowledge-sharing initiatives Skills & Experience Required Significant senior backend development experience with strong Python proficiency (async programming, concurrency, multithreading) Expertise in RESTful API design, OpenAPI/Swagger documentation and API lifecycle best practices Hands-on experience with ML libraries: PyTorch, PySpark, scikit-learn, Hugging Face Transformers Proficiency ...