26 to 50 of 59 RESTful Jobs in London

Senior Mobile App Developer (iOS/Android)

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

Front-End Developer (React and React Native)

Hiring Organisation
Foresters Financial
Location
Bromley, Kent, England, United Kingdom
Employment Type
Temporary
Salary
Competitive salary
success. What you will do Design, build and maintain web applications using React Develop and support mobile applications using React Native Integrate applications using RESTful APIs Deploy applications and support releases into production Build responsive, accessible and well-structured user interfaces using HTML, CSS and JavaScript Contribute to front ...

Backend Engineer

Hiring Organisation
Robert Half Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
with services and systems built in: Python Go Java Kotlin C# TypeScript/Node.js Ruby Rust API Design You will design, build, and consume: RESTful APIs GraphQL APIs Company UK's market leading media organisation with offices in London Hybrid working Salary & Benefits The salary range/rates ...

Senior Pre-Sales Solutions Engineer - Enterprise

Hiring Organisation
Klaviyo
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
86400 to 129600 GBP Annually
high-complexity Enterprise deals (6–7 figures) with minimal oversight 5+ years working across modern development stacks, including Python, JavaScript frameworks (Node.js, React), RESTful APIs, SQL, and some exposure to mobile development Familiarity with AI-assisted development tools (e.g. Codex, Claude Code) and emerging patterns such as MCP Strong domain ...

Applications Developer

Hiring Organisation
Precise Placements
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Applications Developer - Power Automate, AI Processing, SharePoint, Azure, .NET, C#, RESTFUL Our industry leading law firm client are currently looking to take on a new Applications Developer (Power Automate, AI Processing, SharePoint, Azure, .NET, C#, REST) to join their team on a permanent basis. This role will contribute ...

Dynamics 365 Lead Developer (Customer Engagement)

Hiring Organisation
Clarion Housing
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
team. With strong development skills across the relevant stack, including C#, JavaScript or TypeScript, plugins, Logic Apps, Power Automate, and integration with RESTful Web APIs, you'll work closely with the Dynamics Field Service Architect, turning designs into resilient, well-engineered solutions, lifting the technical practice of the Technical Consultants ...

Senior C# .Net Developer (Banking)

Hiring Organisation
Pontoon
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £600 per day
proven career within C# and .Net development. Very strong experience of object-oriented programming principles. Prolific with databases (SQL Server, Oracle) and web services (RESTful APIs). Proven WinForms/WPF experience Experience support setting up a system distribution method for Citrix and application servers for both Web and Window ...

Senior Product Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
needs to have a business impact. You can make trade‐offs between speed and quality. You are an all‐rounder : You're fluent with RESTful APIs, worked with Docker, GCP, GitHub Actions, Cypress, or Testing Library, and have some experience with Ruby on Rails. Nice to have: You've shipped ...

Lead Platform Engineer

Hiring Organisation
SR2
Location
London, United Kingdom
Employment Type
Permanent
looking for 7+ years backend or full-stack experience, with deep Node.js expertise Proven track record leading engineering projects or teams Strong on RESTful APIs, PostgreSQL, microservices, and production reliability The ideal candidate will have experience in a fast-paced start-up style environment Excellent academic credentials typically ...

Sharepoint Developer

Hiring Organisation
Precise Placements Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Sharepoint Developer - Power Automate, AI Processing, SharePoint, Azure, RESTFUL Our industry leading law firm client are currently looking to take on a new SharePoint Developer (Power Automate, AI Processing, SharePoint, Azure,REST) to join their team on a permanent basis. This role will contribute to the development, configuration and maintenance ...

Technical Architect - Pre-sales

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Technical skills Experience in a technical pre-sales, solution architecture, or sales engineering role within a SaaS environment for large enterprise clients. Familiarity with RESTful APIs, JSON/XML, authentication protocols (OAuth, SAML), and cloud platforms (AWS, Azure, GCP). Understanding of cloud data platforms (Azure experience preferred). Familiarity ...

Infrastructure & Access Management Architect

Hiring Organisation
Mayer Brown International LLP
Location
Greater London, United Kingdom
Employment Type
Full Time
protocols: OpenID Connect, SAML, OAuth, Kerberos, LDAP. Hands-on RBAC design, entitlement management, and automated provisioning/de-provisioning pipelines. Proficiency with PowerShell and RESTful integrations for identity automation and compliance checks. Familiarity with NDR and Micro-Segmentation patterns; understanding of network topologies and their interplay with IAM. Experience hardening ...

Principal Demo Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
/Android or React Native). Deep familiarity with SDKs, wrappers, and developer-facing APIs - you\'ve both built them and integrated against them. RESTful APIs and SaaS integrations are second nature. You\'ve made yourself measurably more productive with Claude Code or equivalent agentic coding tools. You can show ...

Principal Demo Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
/Android or React Native).Deep familiarity with SDKs, wrappers, and developer-facing APIs - you've both built them and integrated against them. RESTful APIs and SaaS integrations are second nature.You've made yourself measurably more productive with Claude Code or equivalent agentic coding tools. You can show concrete examples ...

React Native Lead Developer

Hiring Organisation
Hunter Bond
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 95,000 Annual
opportunity! The following skills/experience is essential: Strong React Native development background Demonstrable experience delivering applications in both iOS and Android GraphQL and Restful APIs Solid understanding of the full mobile development life cycle Good communication skills Salary: Up to £95,000 + bonus + package Location: London (good ...

Lead Platform Engineer

Hiring Organisation
FBI &TMT
Location
City of London, London, United Kingdom
Employment Type
Permanent
lead engineer, ready to own technical direction for major projects. Deep expertise in Node.js and NestJS, with experience in designing and building RESTful APIs and microservice-based systems. Experience with Next.js is highly desirable. An innovative approach to AI, using agentic AI tools like Claude Code and workflows as standard ...

IAM Architect - Infrastructure & Access Management

Hiring Organisation
Precise Placements
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £116,000 per annum
authentication protocols: OpenID Connect, SAML, OAuth, Kerberos, LDAP Hands-on experience with RBAC design, entitlement management, and automated provisioning pipelines Proficiency with PowerShell and RESTful integrations for identity automation Familiarity with NDR, Micro-Segmentation, and network topology as they relate to IAM Experience with Azure Policy, landing zone guardrails ...

Solutions Engineer – UK, Omnichannel Payments

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Have 5+ years of experience in Solutions Engineering, Sales Engineering, Consulting, or related fields. Hands-on experience with full-stack development, including proficiency in RESTful APIs and coding. Experience working with high-performing Sales teams and communicating complex solutions to both technical and non-technical audiences. Experience collaborating with product ...

Software Developer

Hiring Organisation
Matched Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£350 - £400 per day
with Next.js for frontend development. Proficiency in TypeScript, JavaScript and experience with infrastructure as code using Terraform. Beneficial experience of React Native Understanding of RESTful APIs and web application architecture. Experience in a start-up environment. Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field … equivalent experience. Familiarity with RESTful APIs and mobile libraries for networking. Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model. Experience with automated testing suites, like Jest or Mocha. Excellent problem-solving skills and the ability to think algorithmically. Experience with cloud message APIs and usage ...

IAM Architect

Hiring Organisation
Picture More Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
protocols: OpenID Connect, SAML, OAuth, Kerberos, LDAP. Hands-on RBAC design, entitlement management, and automated provisioning/de-provisioning pipelines. Proficiency with PowerShell and RESTful integrations for identity automation and compliance checks. Familiarity with NDR and Micro-Segmentation patterns; understanding of network topologies and their interplay with IAM. Ability ...

Identity & Access Management Architect

Hiring Organisation
Picture More
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
protocols: OpenID Connect, SAML, OAuth, Kerberos, LDAP. Hands-on RBAC design, entitlement management, and automated provisioning/de-provisioning pipelines. Proficiency with PowerShell and RESTful integrations for identity automation and compliance checks. Familiarity with NDR and Micro-Segmentation patterns; understanding of network topologies and their interplay with IAM. Ability ...

Dir-Product Consultant

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Fluency in English required; additional European languages are a plus. Preferred/Differentiating Experience Experience delivering data, analytics, or AI‐enabled products. Familiarity with RESTful APIs, data models, and integration patterns. Track record of contributing to organizational transformation or scaling initiatives. Strong coaching and leadership presence, with experience developing future ...

Senior .Net Back End Developer

Hiring Organisation
Ascend Consulting
Location
North West London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £80,000 per annum
required with expertise in .NET, C#/VB, SQL Server, and SAP Business One integration. The ideal candidate should have strong skills in RESTful API development, database optimization, and Azure DevOps pipeline management. Knowledge of API security, CI/CD automation, and Swagger documentation is recommended. Responsibilities API Development : Build … maintain RESTful APIs in VB.NET and C#, integrating with SQL Server and SAP Business One backend tables Database Management : Write optimized SQL queries, stored procedures, and indexing strategies to efficiently handle large datasets Performance Optimization : Monitor and enhance API performance, database query execution, and application scalability Documentation : Maintain clear ...

Full Stack Software Engineer

Hiring Organisation
Matched Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£350 - £400 per day
with Next.js for frontend development. Proficiency in TypeScript, JavaScript and experience with infrastructure as code using Terraform. Beneficial experience of React Native Understanding of RESTful APIs and web application architecture. Experience in a start-up environment. Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field … equivalent experience. Familiarity with RESTful APIs and mobile libraries for networking. Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model. Experience with automated testing suites, like Jest or Mocha. Excellent problem-solving skills and the ability to think algorithmically. Experience with cloud message APIs and usage ...

.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 ...