1 to 25 of 30 RESTful Jobs in the City of London

.Net Developer

Hiring Organisation
Wave Group
Location
City of London, London, United Kingdom
working in production environments. Key Responsibilities Design, develop and maintain applications using C# and .NET/.NET Core Contribute to the development of RESTful APIs and backend services Work on the modernisation and refactoring of legacy .NET applications Collaborate with product managers, business analysts and QA to deliver high-quality ...

Senior Java Developer

Hiring Organisation
Vallum Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 per day
Your responsibilities: Design and develop web applications using Java (latest versions), Spring Boot, and AWS technologies. Architect and implement RESTful APIs for distributed enterprise-grade systems. Develop robust, scalable, and high-performance microservices leveraging Spring Boot and modern design patterns. Integrate and manage AWS services such as EC2, S3, Lambda ...

Principal Software Engineer

Hiring Organisation
Verifone
Location
City of London, London, United Kingdom
architecture and cross‐service design decisions Strong understanding of security, authentication flows, and data protection in distributed systems API & Data Design and governance of RESTful APIs, JSON, and HTTP standards API versioning and backward‐compatibility strategies MongoDB/NoSQL expertise, including: Data modeling Indexing strategies Performance optimization Advanced experience with ...

Python Developer

Hiring Organisation
Radley James
Location
City of London, London, United Kingdom
/NoSQL databases. Proven experience working in fast-paced environments, ideally within trading, financial services, or high-frequency environments. Proficiency in developing RESTful APIs, microservices, and working with cloud-based architectures (AWS, GCP, or similar). Expertise in testing frameworks, CI/CD, and containerization technologies such as Docker ...

Senior Frontend Engineer

Hiring Organisation
AudienceProject
Location
City of London, London, United Kingdom
Experience designing and maintaining scalable frontend architectures in complex applications. Solid understanding of state management, component architecture, and performance optimisation techniques. Experience integrating with RESTful APIs and/or GraphQL. Experience implementing testing strategies (e.g., Jest, React Testing Library, Cypress or similar). Familiarity with CI/CD pipelines ...

Quality Assurance Automation Engineer

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
City of London, London, United Kingdom
code (C#, TypeScript) to ensure best practice, security and performance. Define and deliver test strategies for enterprise clients. Perform API and integration testing across RESTful services and microservices. Requirements: Strong understanding of the SDLC and modern engineering practices. Hands-on experience with Angular 18+ and .NET 8 (ASP.NET Core ...

Frontend React Developer

Hiring Organisation
Explore Group
Location
City of London, London, 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 ...

Python Developer

Hiring Organisation
Hyerhub
Location
City of London, London, 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 Java Developer

Hiring Organisation
Vallum Associates Limited
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 500 Daily
Your responsibilities: Design and develop web applications using Java (latest versions), Spring Boot, and AWS technologies. Architect and implement RESTful APIs for distributed enterprise-grade systems. Develop robust, scalable, and high-performance microservices leveraging Spring Boot and modern design patterns click apply for full job details ...

Ambassador

Hiring Organisation
Pyramid Consulting, Inc
Location
City of London, London, United Kingdom
2.0, and OpenID Connect Directory & Integration Management Configure and integrate LDAP/Active Directory Build integrations for web, mobile, API, and SaaS applications using RESTful APIs Essential Skills & Experience IAM Expertise Strong hands-on experience with PingOne AIC Deep understanding of SSO and federation protocols (SAML, OAuth 2.0, OIDC) Technical ...

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 ...

Shopify Theme Engineer

Hiring Organisation
Randstad Digital
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
MUST in the Shopify platform. Advanced proficiency in Shopify Liquid and modern JavaScript patterns Experience with Typescript, React, Tailwind, and CSS3. Experienced in NodeJS, RESTful APIs, and general data transfer approaches. Practical knowledge of Jenkins CI/CD, Playwright, Git, and TDD. London - hybrid working | Salary ...

Senior React Native Engineer - London Hybrid : £100k

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
Leveraging modern commerce ecosystems, including headless commerce platforms. Working confidently with state management tools like Redux or similar patterns. Integrating and consuming GraphQL and RESTful services to power rich user experiences. Rapidly shaping UI concepts through prototypes and iterative design. Ensuring reliability through comprehensive unit testing and a strong focus ...

Senior/Lead Frontend Developer - Angular

Hiring Organisation
TalentHawk
Location
City of London, London, United Kingdom
mastery of Angular and TypeScript . Architecture: Practical experience with Micro-frontends (MicroUI) and integrating with cloud-native (AWS) environments. Data: Expertise in consuming RESTful/event-driven APIs and managing complex, real-time data states (RxJS/NgRx). Quality: Strong advocate for WCAG accessibility, performance optimization, and robust ...

Python Developer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day
Essential Technical Requirements Python Development 5+ years of hands-on development experience (not scripting/automation roles) Strong knowledge of boto3 API Experience building RESTful applications Strong understanding of testing frameworks, unit testing, and regression testing methodologies AWS Expertise Deep understanding of AWS networking and IAM Strong knowledge ...

Full Stack Engineer (Typescript) - Health Tech AI

Hiring Organisation
AMP People
Location
City of London, London, United Kingdom
product with real momentum Technical skills required: Strong TypeScript across both frontend and backend (Node.js) Modern frontend framework experience (React or similar) RESTful and/or GraphQL API design and development Database design and querying (SQL and/or NoSQL) Experience in regulated or data-sensitive industries a strong advantage ...

Rust Developer

Hiring Organisation
Radley James
Location
City of London, London, United Kingdom
reliability, scalability, and maintainability You love to analyse and tackle complex problems with elegant solutions You have exposure in multithreading, web protocol (e.g. websocket, RESTful), or high throughput/low latency design is a plus You have experience in mentoring and guiding team members ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
.NET 10.0, C# 14 - Break Into Banking - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Programmer, Full Stack Engineer, Architect, .NET Developer) Are you stuck in a catch 22 situation i.e. want … training will be provided to fill any gaps in your skill set): .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Solid, DRY, LINQ, Microservices, Agile and Azure SQL. No previous banking experience is required. This is a once ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
Developer, .NET 10.0 - Social Networking Site - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world's largest social-networking web site and they have ambitions … training per year and exposure to cutting edge technologies such as: .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Azure, Bootstrap, Agile and MongoDB. Additionally you will follow an official structured career progression program. Location: London, UK/Remote Working Salary ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £100,000 per annum
Developer - Fastest Growing Social Media Firm - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is on a quest to transform how people discover, view and share content … development principles. Our client can provide you with industry recognized training in: .NET 10.0, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Bootstrap and MongoDB. Our client has a flat organization, which means that they believe great ideas can come from anywhere and anyone. From ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
10.0, C# 14 - Digital Download Site - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer)With operations in over 20 countries our client has fast become a major player within … Azure SQL. You will be trained in all aspects of: .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Azure, Bootstrap, Agile and MongoDB. Top performers can expect to receive their first promotion (and pay rise) within 6 months. Our client offers ...

Software Developer

Hiring Organisation
Reed Technology
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£40000 - £45000/annum
implement effective UIs with a focus on user experience, using TypeScript, JavaScript, and CSS. Integrate frontend and backend aspects of the application using RESTful APIs. Participate in continuous integration and deployment (CI/CD) pipelines. Ensure software quality by incorporating best practices in testing, including TDD. Required Skills & Qualifications: Strong … focusing on clean, intuitive user interfaces. Proficiency in TypeScript and JavaScript. Solid understanding of CSS, styling libraries, and modern styling approaches. Working knowledge of RESTful APIs and frontend-backend integration. Experience with CI/CD pipelines. Understanding of testing practices, including TDD. Nice to have: Familiarity with cloud platforms such ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
.NET Developer (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer)In just over 5 years our client has established themselves as the world's leading internet subscription service for enjoying … sound understanding of object orientated (OO) development and a skill that that includes: .NET 10.0, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI and MongoDB. This is an excellent opportunity for a .NET Developer to working within a challenging supportive environment. Top performers can expect ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £105,000 per annum
.NET Developer, .NET 10.0, C# 14, Agile - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a global innovator who builds software products … work on enterprise level software development projects and provide training into: .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Solid, DRY, LINQ and MongoDB. The company is quick to recognize talent and keen to nurture and develop ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £60,000 per annum
.NET 10.0, C# 14 - Global Record Label - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce that our client … .NET Core, C# and Azure SQL. Our client can provide training into: .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Solid, DRY, LINQ and MongoDB. My client offers flexible working hours, home working and amazing offices (onsite cinema ...