31 to 55 of 96 RESTful Jobs in London

Back End Developer - Data Centres

Hiring Organisation
TGS International Group
Location
London Area, United Kingdom
systems that are scalable, efficient, and reliable Turn product and technical requirements into well-structured backend solutions Design & Deliver APIs Build clean, well-documented RESTful APIs Ensure APIs are performant and easy to integrate with other services Maintain consistency across services and interfaces Own Quality & Architecture Contribute to system design ...

Frontend React Developer

Hiring Organisation
Explore Group
Location
London Area, United Kingdom
HTML5 , CSS3 , and modern JavaScript (ES6+). Proven experience with state‐management libraries (e.g., Redux, Zustand). Solid experience integrating front‐end apps with RESTful APIs, (GraphQL is a bonus). Experience with testing frameworks (e.g., Jest , React Testing Library ). Comfortable with CI/CD pipelines, version control ...

Senior Full-Stack Engineer – Web Platform & Integrations

Hiring Organisation
Broadlab
Location
London Area, United Kingdom
with modern front-end frameworks (e.g. React, Vue, Next.js), even if not currently using one in production. Backend & API Experience – Experience designing and consuming RESTful APIs; comfortable working in Python-based backend environments. Integration Experience – Experience integrating with third-party APIs, handling authentication (OAuth, API keys, JWT), rate limits, retries ...

Full Stack Developer - New cutting edge AI product (Node.js)

Hiring Organisation
MLR Associates
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 - 110,000 Annual
Strong experience with Node.js and TypeScript for Back End development. Proficiency with modern Front End frameworks (React, Next.js, Vue, or similar). Experience with RESTful APIs and/or GraphQL design and integration. Familiarity with data pipelines, version control (Git), and CI/CD workflows. Understanding of responsive design, cross ...

Sharepoint Developer & Administrator

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
SharePoint Framework (SPFx) development. - Proficiency in TypeScript, JavaScript, React, HTML5, CSS3, and modern front-end development practices. - Strong experience integrating SharePoint solutions using RESTful APIs and Microsoft Graph. - Solid experience with C# and .NET Framework for backend and integration development. - Hands-on experience administering SharePoint on-prem environments, including patching ...

Generative AI Engineer

Hiring Organisation
TechNET IT Recruitment Ltd
Location
London Area, United Kingdom
experience as a Python Engineer, AI Engineer or Backend Engineer Expertise with Python frameworks such as FastAPI, Flask or Django Hands‐on experience building RESTful APIs and scalable backend services Solid understanding of API security, versioning, performance and distributed system design Strong knowledge of AWS serverless stack: Lambda, Step Functions ...

Lead Engineer - Fixed Income (Java/React)

Hiring Organisation
Robert Walters
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £125,000 per annum
Strong understanding of distributed systems and event-driven architectures Experience with messaging technologies such as Kafka, Solace or RabbitMQ Solid experience building RESTful and event-driven APIs Strong knowledge of SQL and relational database design Experience deploying applications using containerisation and orchestration (e.g. Kubernetes) Track record of driving engineering excellence ...

Palo Alto XSoar Developer

Hiring Organisation
iBSC
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 80,000 Annual
development, maintenance, and delivery of new Security Orchestration and Automation content including custom SOAR Playbooks, Automations/Scripts, Jobs, dashboards, reports, widgets, RESTful API integrations, and code via Continuous Integration/Continuous Delivery pipelines adhering to an Agile development practice Reduce Incident Response efforts and increase quality leveraging XSOAR ...

Junior Back-end Engineer

Hiring Organisation
ivee
Location
City of London, London, United Kingdom
grow. Key responsibilities: Build and maintain server-side logic using modern backend frameworks (e.g. Node.js, Python, Go) Work with APIs — designing, integrating, and maintaining RESTful endpoints Support database design and optimisation (e.g. PostgreSQL, MongoDB) Collaborate with front-end and product teams to deliver full-stack features Write clean, testable ...

SC Cleared Technical Architect - Up to £615 inside IR35

Hiring Organisation
Solirius Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
knowledge of cloud platforms: Microsoft 365, Azure. Hands-on experience with programming languages such as Java, .NET, Python, or equivalent. Microservices architecture and containerization. RESTful API design and management. Agile and DevOps delivery methodologies. Expertise in data architecture and design (conceptual, logical, and physical). Familiarity with modern integration technologies ...

Python Software Engineer

Hiring Organisation
Apex Systems US
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£80 - £90/hour
integration, and acceptance tests Comfortable in an agile working environment Self-starter and proactive DESIRED SKILLS: Experience with modern web UI technologies; HTML5, React, RESTful services, Websockets Knowledge of Structured Products (Notes, Warrants, Certificates) BUSINESS KNOWLEDGE Equity Derivatives Regional variations of Products and Trading ...

Senior Fullstack Software Engineer

Hiring Organisation
Outsmart Insight
Location
City of London, London, United Kingdom
them into robust, production-ready solutions. What you’ll be doing Designing and maintaining backend services primarily in Python Developing and evolving well-structured RESTful APIs Designing and improving data models across relational (e.g. PostgreSQL) and NoSQL databases Working across the stack where needed, including JavaScript, modern HTML/ ...

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

Hiring Organisation
Transreport
Location
London Area, 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 ...

Engineering Manager - Software & ML

Hiring Organisation
Capital One UK
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
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 ...

Oracle Developer

Hiring Organisation
GIS Recruiter Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum + Benefits (Neg)
develop, and maintain Oracle based applications and database solutions Write efficient, scalable and high-performance SQL and PL/SQL code Develop and integrate RESTful APIs to support modern application architectures Collaborate with architects, developers and consultants to translate requirements into solutions Contribute to system design, code reviews and best … Support deployment, testing and ongoing maintenance of applications Skills & Experience Required Oracle Database development (SQL/PL-SQL) SQL Server Experience designing and consuming RESTful APIs/REST API services Proficiency in at least two of the following programming languages: Python Java JavaScript .NET (C#) Experience working in Agile/ ...

Contract Senior Backend Engineer

Hiring Organisation
Formula Recruitment
Location
City of London, London, United Kingdom
Requirements Strong programming skills in the JVM ecosystem Some proficiency in Python 6+ years of backend development experience Proven experience with microservices architecture and RESTful APIs Proficient with both NoSQL and SQL databases Excellent communication skills, both written and verbal Why Join? Salary: Competitive day rate of up to £700p ...

React Developer

Hiring Organisation
IO Associates
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £420 per day
ES6+), HTML5, CSS3, and responsive UI engineering. Experience with Redux or other state management libraries. Strong understanding of front-end performance optimisation. Familiarity with RESTful APIs and common integration patterns. Strong understanding of WCAG 2.2 AA accessibility standards. Experience testing for accessibility using automated tools and assistive technologies. Understanding ...

Java 8 Software Engineer | £500 – £550 | Inside IR35 | 6 Months | Hybrid Remote

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
Java 8 or similar legacy Java frameworks Solid skills in SQL, Spring Boot, and Hibernate development practices Proven ability to build microservices and reliable RESTful APIs Hands-on experience applying TDD and BDD testing approaches Good understanding of clean coding principles, SOLID, and cloud technologies Previous experience in the Finance ...

Front End React Developer

Hiring Organisation
Ascend Consulting
Location
NW7, Mill Hill, Greater London, United Kingdom
Employment Type
Permanent
Salary
£45000 - £75000/annum Great Benefits
model Experience developing with typescript Thorough understanding of React.js and its core principles Experience with Redux and RTK (RTKQuery also a bonus) Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Token Familiarity with modern front-end build pipelines and tools (Github actions a bonus) Experience ...

Sharepoint Engineer

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
SharePoint Framework (SPFx) development. - Proficiency in TypeScript, JavaScript, React, HTML5, CSS3, and modern front-end development practices. - Strong experience integrating SharePoint solutions using RESTful APIs and Microsoft Graph. - Solid experience with C# and .NET Framework for backend and integration development. - Hands-on experience administering SharePoint on-prem environments, including patching ...

Front-End Engineer

Hiring Organisation
ivee
Location
London Area, United Kingdom
years of front-end development experience - Strong proficiency in JavaScript, HTML, CSS - Experience with modern front-end frameworks (React, Vue, or Angular) - Knowledge of RESTful APIs and async request handling - Familiarity with version control tools (Git) - Understanding of cross-browser compatibility issues - Experience with build tools (Webpack, Babel, npm) - Strong ...

Senior Backend Engineer

Hiring Organisation
Fruition Group
Location
City of London, London, United Kingdom
Employment Type
Permanent
years' experience in backend software development within a fast-paced, agile environment. Strong proficiency in Python (or similar modern backend language) and experience building RESTful APIs or microservices. Solid understanding of data structures, algorithms, and software design principles. Experience with cloud-based infrastructure (Google Cloud, AWS, or Azure) Passion ...

Python AI Engineer with Databricks

Hiring Organisation
ScaleneWorks People Solutions LLP
Location
London Area, United Kingdom
development: Strong coding and data processing experience SQL and database experience: Querying, data modeling, and data integration Backend frameworks: Django or Flask API development: RESTful services and microservice architecture AI system architecture/solution design: Designing scalable AI applications Cloud platforms: Azure AI services preferred Data platforms: Experience with Databricks ...

Senior Full-Stack Engineer

Hiring Organisation
Verifi
Location
London, England, United Kingdom
composition, and performance concepts. 5+ years of experience with Node.js, building APIs. Knowledge of GraphQL is a plus. Familiarity with backend concepts such as RESTful APIs, database design, server-side logic, and API security. Strong communication skills and a collaborative mindset required. Willingness to learn data-driven approaches, aligning engineering ...

SC Solutions Architect CGEMJP

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
discipline. AWS Certification - AWS Solutions Architect Professional Familiarity with database design, data architecture, and relational databases. Expertise in SOA and Web Services (REST/Restful). Knowledge App principles and microservices architecture. Experience with Agile and DevOps practices. All profiles will be reviewed against the required skills and experience. ...