76 to 100 of 162 RESTful Jobs in London

Software Engineer

Hiring Organisation
Chumley
Location
City of London, London, United Kingdom
looking for Strong proficiency with React , modern JavaScript/TypeScript, and Vite or equivalent tooling. Back-end experience (e.g. Node.js or similar) with RESTful or GraphQL APIs. Experience integrating or working with Salesforce (APIs, webhooks, or data pipelines). Good understanding of application architecture, performance, and security. Comfort working ...

Back End Developer - Data Centre Platform

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 ...

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 Fullstack Software Engineer

Hiring Organisation
Outsmart Insight
Location
London Area, 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/ ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
highest level of proficiency using most of the following: Frontend: TypeScript, Astro and/or Next.js, React, HTML, CSS Backend: Node.js, Go, RESTful APIs, OpenAPI Cloud: AWS, Lambda, DynamoDB, S3, CloudFront Infrastructure as Code: SST, Terraform, CDK, Pulumi or similar Testing: integration and end-to-end testing, component story testing ...

Front End Software Engineer (Typescript)

Hiring Organisation
Safe Intelligence
Location
City of London, Greater London, UK
Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation, CSP/SRI, dependency hygiene. Proven experience interacting with and co-designing production-grade RESTful APIs ideally with an API-first approach. Strong knowledge of frontend polling and other async interactions patterns such as: polling/SSE/WebSockets ...

AI Systems Architect (Python/Golang)

Hiring Organisation
Sky
Location
Islington, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
services and distributed systems Solid understanding of data technologies such as MongoDB or Postgres, including schema design, optimisation and operational considerations Strong knowledge of RESTful API design, integration patterns and modern automation approaches (including low-code/no-code tools) Ability to create and maintain clear technical documentation and architectural ...

AI Platform Engineer (Python/Golang)

Hiring Organisation
Sky
Location
Brent, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
services and distributed systems Solid understanding of data technologies such as MongoDB or Postgres, including schema design, optimisation and operational considerations Strong knowledge of RESTful API design, integration patterns and modern automation approaches (including low-code/no-code tools) Ability to create and maintain clear technical documentation and architectural ...

AI Systems Architect (Python/Golang)

Hiring Organisation
Sky
Location
Romford, Essex, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
services and distributed systems Solid understanding of data technologies such as MongoDB or Postgres, including schema design, optimisation and operational considerations Strong knowledge of RESTful API design, integration patterns and modern automation approaches (including low-code/no-code tools) Ability to create and maintain clear technical documentation and architectural ...

AI Platform Engineer (Python/Golang)

Hiring Organisation
Sky
Location
Beckenham, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
services and distributed systems Solid understanding of data technologies such as MongoDB or Postgres, including schema design, optimisation and operational considerations Strong knowledge of RESTful API design, integration patterns and modern automation approaches (including low-code/no-code tools) Ability to create and maintain clear technical documentation and architectural ...

AI Platform Engineer (Python/Golang)

Hiring Organisation
Sky
Location
Romford, Essex, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
services and distributed systems Solid understanding of data technologies such as MongoDB or Postgres, including schema design, optimisation and operational considerations Strong knowledge of RESTful API design, integration patterns and modern automation approaches (including low-code/no-code tools) Ability to create and maintain clear technical documentation and architectural ...

AI Platform Engineer (Python/Golang)

Hiring Organisation
Sky
Location
Southall, Middlesex, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
services and distributed systems Solid understanding of data technologies such as MongoDB or Postgres, including schema design, optimisation and operational considerations Strong knowledge of RESTful API design, integration patterns and modern automation approaches (including low-code/no-code tools) Ability to create and maintain clear technical documentation and architectural ...

AI Systems Architect (Python/Golang)

Hiring Organisation
Sky
Location
Southall, Middlesex, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
services and distributed systems Solid understanding of data technologies such as MongoDB or Postgres, including schema design, optimisation and operational considerations Strong knowledge of RESTful API design, integration patterns and modern automation approaches (including low-code/no-code tools) Ability to create and maintain clear technical documentation and architectural ...

AI Systems Architect (Python/Golang)

Hiring Organisation
Sky
Location
Beckenham, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
services and distributed systems Solid understanding of data technologies such as MongoDB or Postgres, including schema design, optimisation and operational considerations Strong knowledge of RESTful API design, integration patterns and modern automation approaches (including low-code/no-code tools) Ability to create and maintain clear technical documentation and architectural ...

Software Engineering Senior Front End Developer - eSC or eDV Clearance Required Professional Mu[...]

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
high‐quality interfaces. Proficient in Git and Git‐based workflows, including branching strategies and collaborative code review practices. Solid understanding of API integration, including RESTful services, backend collaboration, and data‐driven UI patterns. Knowledge of front‐end testing approaches, including unit, integration, and end‐to‐end testing. Familiarity with ...

Booking and Messaging Java Developer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £625/day
features a modern microservices architecture , reactive programming, and a fully automated CI pipeline with weekly releases. Technical Profile Java Expert: Java 8+, Multithreading, and RESTful Webservices. Messaging Pro: Deep knowledge of Pub-Sub and brokers like 60East AMPS , Kafka, or RabbitMQ. Reactive & Agile: Experience with Functional Reactive Programming (RxJava/ ...

AWS Technical Architect

Hiring Organisation
Opus Recruitment Solutions
Location
Remote work, South Bank, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£0 - £600/day
shape modern, scalable architectures that support critical government services. Experience Cloud & architecture expertise - strong AWS architecture experience, including event-driven systems (e.g. Kafka) and RESTful API design. Data & public sector experience - experience with document-based databases (e.g. MongoDB) and a solid understanding of public sector governance and assurance processes. Strong ...

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 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 ...

Back End Developer

Hiring Organisation
InfoSec People Ltd
Location
London, UK
senior engineers to design, build and operate secure, reliable services that protect users in real time. What you’ll do Design, develop and secure RESTful APIs and serverless microservices (AWS). Optimise data access across MySQL/RDS and NoSQL (DynamoDB); write efficient queries. Automate deployments (CI/ ...

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 ...

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 ...

Scala Developer - Remote Contract - £450 Outside IR35

Hiring Organisation
Stealth iT Consulting
Location
East London, London, United Kingdom
remote contract role with an immediate start. 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 clean, idiomatic Scala code and apply functional programming principles where appropriate. Develop ...

Scala Developer - Remote Contract - £450 Outside IR35

Hiring Organisation
Stealth iT Consulting
Location
Central London / West End, London, United Kingdom
remote contract role with an immediate start. 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 clean, idiomatic Scala code and apply functional programming principles where appropriate. Develop ...