31 to 55 of 119 RESTful Jobs in London

Blockchain Developer

Hiring Organisation
eTeam
Location
City of London, London, United Kingdom
platforms (Ethereum, GoQuorum, Hyperledger Besu, Corda). Implement asset tokenization, on-chain/off-chain data models, and blockchain transaction workflows. Develop and integrate RESTful APIs and microservices (Node.js/Java) to interact with smart contracts. Ensure security, performance, and scalability of smart contracts and blockchain applications. Collaborate with architects ...

Java Technical Lead - 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 ...

Lead Modernization Engineer Java / Node.js - 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 ...

Lead DevOps Engineer

Hiring Organisation
Tank Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£90000 - £110000/annum
Technical Depth: Elite proficiency in managing and scaling cloud-native infrastructure, with deep expertise across AWS, Kubernetes, Docker, CI/CD pipelines, Git, and RESTful APIs. Leadership Track Record: Demonstrable experience operating in a Technical Lead, Infrastructure Architect, or Senior DevOps capacity-with the proven ability to build, scale ...

Software Developer

Hiring Organisation
VIQU IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £400 per day
Typescript/JavaScript · Expert in SQL, with deep experience in PostgreSQL. · Proficient in building and managing CI/CD pipelines via GitLab. · Skilled in RESTful API · Agile development experience with JIRA for efficient delivery. · Working knowledge of Microsoft Dynamics and Wrangler (preferred). · Exceptional communicator and collaborator with proven mentoring ...

Full Stack Software Engineer

Hiring Organisation
Brio Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 450 Daily
applications using Next.js and TypeScript Develop and maintain cloud-native solutions on AWS, following well-architected and security best practices Design, build, and consume RESTful APIs, ensuring performance, reliability, and security standards are met Write and maintain automated end-to-end test suites using Playwright as part of the development ...

Full Stack Software Engineer

Hiring Organisation
Brio Digital
Location
London, Baker Street, United Kingdom
Employment Type
Contract
Contract Rate
£450/day
applications using Next.js and TypeScript Develop and maintain cloud-native solutions on AWS, following well-architected and security best practices Design, build, and consume RESTful APIs, ensuring performance, reliability, and security standards are met Write and maintain automated end-to-end test suites using Playwright as part of the development ...

Python Developer

Hiring Organisation
Sanderson
Location
London Area, United Kingdom
Global Interpreter Lock (GIL), multithreading, multiprocessing, and asyncio Strong grasp of type hinting, generators, iterators, and Pythonic loop constructs Proven ability to design RESTful APIs for high-throughput, low-latency systems Experience with unit testing, integration testing, and test automation frameworks Solid understanding of PostgreSQL, Redis, and message queues (e.g. ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Driven Design (DDD) Dependency Injection (e.g., InversifyJS) Repository and modular design patterns Experience building maintainable, testable backend systems APIs & Data Design and operation of RESTful APIs API versioning and request validation Advanced filtering using RSQL or equivalent Experience with MongoDB (modeling, indexing, performance tuning) Experience with Redis for caching ...

Senior SharePoint Developer and Administrator

Hiring Organisation
Ryder Reid Legal Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Develop and maintain SharePoint Online intranet structures including architecture, navigation, branding, and content design. Integrate SharePoint with internal systems and third-party platforms using RESTful APIs and Microsoft Graph. SharePoint Administration & Operations Administer both SharePoint SE (on-prem) and SharePoint Online environments. Manage updates, cumulative patches and platform maintenance. Monitor ...

Engineering Manager – Software & ML

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 ...

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 ...

Engineering Manager Software & ML

Hiring Organisation
17918
Location
London, United Kingdom
move in sync.What we re looking forLeadership 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 a researcher ...

Vice President, Client Platforms Web Architect

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Analytics, Marketo, Adobe Engage, or other marketing automation platforms.* Experience with React, TypeScript, or other component‐based front‐end frameworks.* Understanding of API integrations, RESTful services, or headless CMS architectures.* Familiarity with CI/CD tools and DevOps processes (Azure DevOps, GitHub Actions, Jenkins, etc.).**Education*** Bachelor's degree ...

C# Developer

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
written and oral, inside and outside the team. * Solid experience with client or server-side C# development. * Solid experience with web-based applications and restful APIs. * Solid experience with relational databases and SQL knowledge. * An ability to design performant software and an understanding of application performance profiling.Desirable Requirements * Experience with ...

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 ...

Python Developer

Hiring Organisation
Prolo
Location
London Area, United Kingdom
engineering experience Strong proficiency in Python (3.10+) with deep understanding of async programming Experience with Poetry or similar Python dependency management tools Experience building RESTful APIs and micro-services Solid understanding of database design and optimisation (both SQL and NoSQL) Experience with graph databases (Neo4j preferred) or willingness to learn ...

Senior Software Engineer

Hiring Organisation
Searchability®
Location
City of London, London, United Kingdom
Claude, Cursor etc) Experience within a Front-end Development role Experience within a line management capacity Proficiency in microservices and related tools Expertise in RESTful API development and management Familiarity with databases, including SQL, PostgreSQL, MongoDB, and Linux OS Strong understanding of design patterns and relevant implementation models Proficiency ...

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

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 ...

Engineering AI Software Engineer - Vice President - London

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
think critically and creatively. Excellent communication and collaboration skills, with the ability to work effectively in a team environment. Experience of using and developing RESTful web Services Experience or interest in building mission critical and highly available systems Experience of end‐to‐end design and implementation of software products Team ...

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 ...

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 ...