1 to 25 of 33 Permanent RESTful Jobs in Central London

Engineer C# (Full Stack)

Location
City Of London, England, United Kingdom
Proficiency in front‐end technologies such as TypeScript and React. Strong back‐end experience with the C# language and SOLID principles. Good understanding of RESTful APIs. Experience with cloud platforms (AWS preferred) and containerization (Docker/Kubernetes). Knowledge of CI/CD tools and practices (e.g., GitLab). Familiarity ...

Senior Engineer (Java, Typescript & Azure)

Location
City Of London, England, United Kingdom
improving platform sustainability Who we're looking for: Strong commercial experience developing software using Java and JavaScript/TypeScript Experience building and supporting RESTful microservices in Spring Boot, Node.js or similar frameworks Solid understanding of cloud technologies, ideally Azure, alongside infrastructure and containerisation tools Experience working with CI/ ...

Software Engineering Manager

Hiring Organisation
Halian Technology Limited
Location
Central London, London, United Kingdom
Employment Type
Permanent
Environment While experience with all technologies is not required, exposure to the following would be beneficial: .NET, Java, Python, or Node.js, React Microservices architecture RESTful APIs Kubernetes and Docker AWS, Azure, or GCP CI/CD tooling Observability and monitoring platforms Modern data platforms and event-driven architectures There ...

Senior AI Consultant - Agentic AI & Generative AI

Hiring Organisation
Deerfoot Recruitment Solutions
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
streaming, review loops, provenance/citations, long-running tasks and error recovery. Back-end: Django (5.x+), DRF, FastAPI, Pydantic, Celery, Django Channels, Flask and RESTful APIs. Databases and storage: PostgreSQL, MS SQL Server, MongoDB, Firestore, BigQuery, Azure Blob Storage. Cloud and DevOps: Azure (App Services, OpenAI, AKS), GCP (Vertex ...

Net developer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£55000 - £60000/annum Negotiable
cloud infrastructure and microservice design. Key Responsibilities Lead technical design, architecture, and high-quality C# code delivery. Build scalable, real-time microservices and RESTful Web APIs. Maintain high test coverage (NUnit/Moq) and automated CI/CD pipelines. Collaborate with partner tech teams to scale platform performance. Required Skills ...

Net developer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£55000 - £60000/annum Negotiable
transaction processing engine hosted on AWS. Key Responsibilities Lead technical design, system architecture, and C# code delivery. Build low-latency, real-time microservices and RESTful Web APIs. Implement multithreaded and asynchronous processing for high-volume data streams. Maintain high test coverage (NUnit/Moq) and automated CI/CD pipelines. ...

Senior SharePoint Developer

Hiring Organisation
Eutopia Solutions Limited
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 ...

Software Developer

Hiring Organisation
Sanderson Government and Defence
Location
City of London, London, United Kingdom
Employment Type
Part Time
Salary
Up to £525 per day + Inside IR35
with Azure Cosmos DB . Experience building and supporting Azure Functions . Strong knowledge of GitHub , version control, and collaborative development practices. Experience with RESTful APIs and microservices architecture. Understanding of security, scalability, and performance considerations in cloud environments. Experience working within Agile development teams. Desirable Skills Experience with Azure ...

Java Full-Stack Dev (Angular + Spring Boot) – Hybrid London

Location
City Of London, England, United Kingdom
recruiting a Java Full Stack Developer to design, build, and maintain scalable enterprise web apps. You will work across frontend and backend, delivering RESTful microservices with Angular and Spring Boot in an Agile environment. The role requires 5+ years of full-stack experience, strong Java/Spring Boot/Angular ...

Lead Full Stack Engineer

Location
Westminster, West End, United Kingdom
experience in securities, financial services, or modern engineering-first organizations is a plus Strong proficiency in Java, Spring Boot, SQL, and the design of RESTful and streaming-based APIs. Hands-on experience delivering cloud-native solutions, including microservices, containerization, and modern deployment patterns. Working knowledge of NoSQL and distributed data ...

Senior Software Engineer I (JavaScript)

Location
City Of London, England, United Kingdom
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 ...

Senior SharePoint Developer

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
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 ...

C# .NET Developer – 11851

Location
City Of London, England, United Kingdom
experience). 2 – 5 years of professional experience in backend development. Strong proficiency in C# and .NET Core (latest versions). Solid understanding of RESTful API design and integration. Familiarity with CI/CD pipelines and Git for version control and continuous integration. Excellent problem-solving and analytical skills ...

Technical Lead (AI & MACH)

Location
City Of London, England, United Kingdom
etc.) Advanced Python programming AI frameworks such as AutoGen, Langflow, Tensorflow Knowledge of Infrastructure as Code, CI/CD Use of Middleware and RESTful or GraphQL APIs Microservices and MACH Architectures. HTML, CSS, Javascript frameworks such as React, or Mobile technologies such as SwiftUI, Kotlin, Flutter or React‐native ...

Senior Python Developer/ Engineer

Location
City of Westminster, England, United Kingdom
Service using Python on the backend in a serverless and containerized architecture with a NextJS/React client frontend. Design, develop, and maintain scalable RESTful APIs and microservices using Python frameworks such as FastAPI or Flask. Build and support cloud-native solutions leveraging AWS services including Lambda, ECS Fargate … within the engineering team. Requirements: Professional software engineering experience. Strong commercial experience with Python using FastAPI, Flask, or similar backend frameworks. Extensive experience developing RESTful APIs, microservices, and backend services. Strong hands‐on experience with AWS cloud services, including ECS Fargate, Lambda, API Gateway, DynamoDB, S3, SNS, SQS, EventBridge, Step ...

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

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 ...

React.js Developer

Location
City Of London, England, United Kingdom
Flux) Familiarity with newer specifications of ECMAScript Experience with data structure libraries (e.g., Immutable.js) Knowledge of isomorphic React is a plus Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Tokens Familiarity with modern front-end build pipelines and tools Experience with common front-end development ...

IT Systems Engineer

Location
City of Westminster, England, United Kingdom
Azure AD is expected. Technical Proficiency:Solid understanding of Windows-based systems and networks. Comfortable working with Microsoft server technologies, Active Directory, and RESTful APIs. Experience with application deployment processes, version control, and basic database querying is also valuable. Problem-Solving Skills:Excellent analytical and problem-solving abilities with ...

Lead Software Engineer - Backend Engineer - Chase UK

Location
City Of London, England, United Kingdom
tests (unit, component, integration, end-to-end, performance, etc.) Excellent written and verbal communication skills in English Experience with cloud technologies and distributed systems, RESTful APIs and web technologies Knowledge of messaging frameworks Seasoned with operating, supporting and the security of mission critical software applications Understanding with different kinds ...

Data Integration Specialist GB

Location
City Of London, England, United Kingdom
understanding of database systems and data modeling Experience with ETL processes and data migration projects Familiarity with integration platforms and middleware solutions. Understanding of RESTful APIs and web services Experience with version control systems (e.g., Git) HubSpot-Specific Knowledge (desirable but not essential): Thorough understanding of HubSpot's architecture ...

Senior Software Engineer

Location
City Of London, England, United Kingdom
ensuring alignment with business goals and scalability requirements. Mentorship: Mentor and guide junior developers, fostering a collaborative learning environment. API Development: Design and build RESTful API endpoints using NodeJS and Express, including detailed API documentation. Database Management: Design, optimize, and maintain complex SQL data models, ensuring efficient data structures, query … Minimum of 4 years of full‐time professional experience in software development, with strong expertise in TypeScript, ReactJS, and Next.JS. Solid experience in building RESTful APIs Leadership: Proven track record of leading development teams and managing large‐scale projects. Database Expertise: In‐depth experience with PostgreSQL/SQL, including design ...

Applied AI Engineer, Markets Operations – Associate

Location
City Of London, England, United Kingdom
Master’s degree in Computer Science, Software Engineering, a related field, or equivalent practical experience Demonstrate strong Python programming skills Design, develop, and integrate RESTful APIs, such as with FastAPI Build and support ETL and data pipeline engineering workflows Apply Infrastructure as Code practices, such as Terraform, and work within ...

Applied AI Engineer, Markets Operations - Associate

Location
Westminster, West End, United Kingdom
Master's degree in Computer Science, Software Engineering, a related field, or equivalent practical experience Demonstrate strong Python programming skills Design, develop, and integrate RESTful APIs, such as with FastAPI Build and support ETL and data pipeline engineering workflows Apply Infrastructure as Code practices, such as Terraform, and work within ...