31 to 55 of 95 RESTful Jobs in London

Software Engineer

Hiring Organisation
Electron
Location
City of London, London, United Kingdom
experience is a bonus but not required) Backend development experience with a strongly typed language (C#, Java, TypeScript, Go, Kotlin, or similar) Understanding of RESTful APIs and web application architecture Experience with relational databases A collaborative mindset and willingness to pair program and share knowledge Enthusiasm for learning new technologies ...

Senior Front End Engineer

Hiring Organisation
NewDay
Location
London, UK
Employment Type
Full-time
covering code quality, security, customer journeys, and accessibility. Excellent knowledge of writing semantic, accessible, and modular front-end code. Experience integrating with services via RESTful APIs. Experience with agile software development methodologies. Practical experience setting up and running CI/CD pipelines. Experience working with cloud platform services. Familiarity with ...

Staff Kotlin Engineer

Hiring Organisation
George Blake
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 - 90,000 Annual
designing distributed systems. Familiarity with cloud platforms (e.g., AWS, GCP, Azure) and containerization technologies (e.g., Docker, Kubernetes). Experience with microservices architecture and RESTful API design. Strong leadership, communication, and collaboration skills. Ability to work independently and make sound technical decisions. ...

Staff Kotlin Engineer

Hiring Organisation
George Blake
Location
W1, Marylebone High Street, Greater London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £90000/annum
designing distributed systems. Familiarity with cloud platforms (e.g., AWS, GCP, Azure) and containerization technologies (e.g., Docker, Kubernetes). Experience with microservices architecture and RESTful API design. Strong leadership, communication, and collaboration skills. Ability to work independently and make sound technical decisions. ...

Senior Android Developer

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

Senior Backend Engineer

Hiring Organisation
THE IDOLS GROUP LIMITED
Location
London, United Kingdom
Employment Type
Permanent
hard systems problems. Skills and experience Strong expertise in Python and modern backend frameworks Deep knowledge of relational databases, particularly PostgreSQL Strong understanding of RESTful API design and microservices patterns Experience working with cloud platforms and containerised environments (Docker, Kubernetes) Experience with CI/CD pipelines, automated testing ...

Senior C# Developer - Londin - Perm

Hiring Organisation
INFUSED SOLUTIONS LIMITED
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80,000
team Strong communication and stakeholder engagement skills Desirable Skills Experience with modern .NET versions Exposure to cloud platforms (Azure, AWS, or similar) Experience with RESTful APIs Familiarity with Agile/Scrum environments What's On Offer Salary of £50,000 - £80,000 depending on experience onsite role in London Opportunity ...

AWS/Python Software Engineer

Hiring Organisation
E.ON
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
tick every one of these boxes. Experience working with Python as your main language, or willing to adapt. Experience working with RESTful APIs and/or GraphQl. Experience using version control tools e.g. git. Experience with LangChain or LangGraph for building multi-step Agentic AI workflows is a plus, though ...

Python Developer

Hiring Organisation
Hyerhub
Location
London Area, United Kingdom
Required skills and experience: 3 years commercial experience with Python Experience with Web frameworks such as Django and Flask Experience of using and building RESTful APIs using Python Experience with Front-end development (HTML, CSS, Javascript) Experience with source control (GitLab) Hands on experience and understanding of Docker and Kubernetes. ...

Senior Software Engineer Backend

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
services client is seeking a Senior Software Engineer and help shape their cybersecurity in a fast-paced, global environment. Key Responsibilities: Design and maintain RESTful APIs and microservices using Node.js and NestJS. Build and automate AWS infrastructure with Terraform or CloudFormation. Develop and enhance CI/CD pipelines for microservice ...

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 ...

Python/ Django Developer

Hiring Organisation
Morgan Hunt Recruitment
Location
City of London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £750 per day
expertise in PostgreSQL database design, optimisation, and management. Experience in maintaining, refactoring, or migrating legacy systems. Solid understanding of server-side application architecture and RESTful APIs. Familiarity with Git, CI/CD pipelines, and cloud platforms (e.g., AWS, Azure, GCP). Excellent problem-solving skills and ability to work ...

Senior QA Engineer / Team Lead - Fintech

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
have strong hands-on experience with a variety of test tools and frameworks including Selenium, Appium, TestNG, JUnit, Cucumber/Gherkin, REST/RESTful web-services, Github, TeamCity, Octopus, Jenkins, Postman You have strong JavaScript and TypeScript coding skills, C# development skills also highly desirable You have a good understanding ...

C# Developer - Risk IT

Hiring Organisation
Harvey Nash
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £720 per day
strong academic background in Computer Science, Engineering, or a related field. Proven experience in SOLID Principles/Design patterns Deep knowledge of C# .NET , RESTful services , and microservice architecture . Hands-on experience with FIX messaging , XML , AMQ , and ideally nHibernate , OData , and TDD . Excellent communication skills ...

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 ...

Senior Android developer - London - Perm

Hiring Organisation
INFUSED SOLUTIONS LIMITED
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70,000
Java experience also beneficial) Solid understanding of Android SDK and modern Android development practices Experience with common Android architectures (MVVM or similar) Experience integrating RESTful APIs Strong problem-solving and communication skills Nice to Have Experience with Jetpack components Knowledge of testing frameworks and CI/CD pipelines Experience working ...

Senior Backend Engineer

Hiring Organisation
Fruition Group
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£95,000
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 ...

Senior Software Engineer

Hiring Organisation
Fruition Group
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£95,000
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 ...

Net/Azure Architect

Hiring Organisation
WeDoTech
Location
Remote work, Farringdon, Greater London, United Kingdom
Employment Type
Permanent
Salary
£85000 - £90000/annum
Azure - Platform and Software Architecture Design Patterns - HLD and LLD Messaging/Queueing - Service Bus Data Ingestion - NoSQL/Postgres API Design and Development - RESTFul Cloud agnostic mindset a nice to have - AWS/GCP. Medium Term Aspirations:- Two routes are on offer - Eng Leadership or if you want ...

Junior Back-end Engineer

Hiring Organisation
ivee
Location
London Area, 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 ...

Back End Integration Engineer

Hiring Organisation
VIQU IT
Location
London, Broad Street, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500/day Inside IR35
observability. Back End Integration Engineer’s Skills & Experience Proven experience designing and building APIs, services and system integrations. Strong understanding of integration patterns, including RESTful APIs, messaging, event-driven architectures and orchestration. Experience with cloud integration services such as Azure API Management, Service Bus, Event Grid and Azure Functions. Proficiency ...

Back End Integration Engineer

Hiring Organisation
VIQU IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
observability. Back End Integration Engineer’s Skills & Experience Proven experience designing and building APIs, services and system integrations. Strong understanding of integration patterns, including RESTful APIs, messaging, event-driven architectures and orchestration. Experience with cloud integration services such as Azure API Management, Service Bus, Event Grid and Azure Functions. Proficiency ...

Prompt Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £500 to £550 per day
complex workflows (reasoning, planning, tool use, and validation). Build LLM-powered features on Azure (e.g., Azure OpenAI, Azure Functions). Utilize and manage RESTful APIs/SDKs to integrate model calls within web services, back-end jobs, and enterprise applications. Design and implement RAG pipelines (chunking, embeddings, indexing, ranking ...

Data Architect

Hiring Organisation
Anson Mccade
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
methodologies and design principles Experience designing microservices-based architectures Strong data modelling experience Understanding of non-functional design drivers Strong background in Java and RESTful services, including solution design and code review Consultancy & Communication Skills As a Data Architect , you will also be expected to: Communicate complex technical concepts clearly ...

Python Developer - Equity Derivatives

Hiring Organisation
Pontoon
Location
London, United Kingdom
Employment Type
Contract
effectively with business and platform partners. Enhance our CI pipeline and deployment strategies. Desired Skills: Experience with modern web UI technologies like HTML5, React, RESTful services, and Websockets. Knowledge of Structured Products (Notes, Warrants, Certificates) is advantageous. Why Join Us? Be part of the fastest-growing area in Equities Derivatives ...