RESTful Jobs in London

76 to 100 of 136 RESTful Jobs in London

C# Developer - Trade Capture

London, South East, England, United Kingdom
Harvey Nash
Science, Engineering, or a related field. Proven experience in commodities trading , especially with derivatives and platforms like ICE , CME , NASDAQ , Trayport , or TT . Deep knowledge of C# .NET , RESTful services , and microservice architecture . Hands-on experience with FIX messaging , XML , AMQ , and ideally nHibernate , OData , and TDD . Familiarity with Agile tools like JIRA , Confluence , and Crucible . More ❯
Employment Type: Contractor
Rate: £600 - £800 per day
Posted:

Front End React Developer

NW7, Mill Hill, Greater London, United Kingdom
Ascend Consulting
manipulation and the JavaScript object 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 with common front-end development More ❯
Employment Type: Permanent
Salary: £45000 - £80000/annum Great Benefits
Posted:

Solution Architect

London, United Kingdom
Hybrid / WFH Options
83zero Limited
AML, GDPR, PCI/DSS, PSD, Electronic Money. Hands-on knowledge of integration patterns, APIs, cloud services such as AWS/Azure, and security frameworks. Strong technical understanding of RESTful APIs, micro services architectures, messaging systems. Familiar with cloud technologies. Azure would be beneficial. Strong stakeholder management and communication skills, with ability to communicate complex technical solutions to non-technical More ❯
Employment Type: Permanent
Posted:

Full Stack Python Developer (Mid Level)

North London, London, United Kingdom
Run-Time Group Ltd
is a bonus Key Responsibilities Design, develop, and maintain full-stack applications using Python, Django, and modern front-end frameworks (React, React Native, or similar). Develop and maintain RESTful APIs and integrate third-party services. Build scalable, secure, and high-performance backend architectures. More ❯
Employment Type: Permanent
Salary: £65,000
Posted:

ForgeRock/PingID Developer

London, United Kingdom
Experis
Ping Identity and/or ForgeRock technologies. Experience with IAM integrations in financial systems and cloud platforms (e.g., Azure AD, AWS). Knowledge of scripting (e.g., PowerShell, Python) and RESTful APIs. Experience with identity lifecycle automation and governance tools. More ❯
Employment Type: Contract
Rate: £460 - £535/day
Posted:

Fidessa Developer Java API OMS - Capital Markets

City of London, London, United Kingdom
Hybrid / WFH Options
Client Server
environment. Your Role As a Fidessa Developer, you will: Design and implement new features and enhancements on the Fidessa platform Build high-performance services using Java, Spring Boot and RESTful APIs Collaborate closely with stakeholders across business and technology teams Drive technical solutions from concept to deployment within a Capital Markets context Location/WFH: You'll be based in More ❯
Employment Type: Permanent, Work From Home
Posted:

Front Office Java Developer

London, South East, England, United Kingdom
Searchability
and booking systems . Strong knowledge of low-latency systems and real-time processing . Familiarity with messaging platforms, especially 29 West (Ultra Messaging) . Microservices architecture, Spring Boot , RESTful APIs. Experience with data analytics and pricing models . Exposure to multi-asset products like interest rate swaps, bonds, and futures. TO BE CONSIDERED... This is a unique opportunity to More ❯
Employment Type: Full-Time
Salary: £900 per day
Posted:

Lead Software Developer (PYTHON/AWS/REACT)

City of London, London, United Kingdom
Tech4
practices such as incremental development, continuous integration, test driven development and pair programming. Familiarity with modern Front End technologies and JS frameworks, such as React. Experience writing and consuming RESTful APIs in Python. Experience with AWS services (Lambda, SQS, API gateways, S3). Excellent time-management and organisational skills, with the ability to work to deadlines. Good communication, negotiating and More ❯
Posted:

Lead Python Developer

East London, London, United Kingdom
Hybrid / WFH Options
Tech 4
practices such as incremental development, continuous integration, test driven development and pair programming. Familiarity with modern front-end technologies and JS frameworks, such as React. Experience writing and consuming RESTful APIs in Python. Experience with AWS services (Lambda, SQS, API gateways, S3). Excellent time-management and organisational skills, with the ability to work to deadlines. Good communication, negotiating and More ❯
Employment Type: Permanent, Work From Home
Salary: £75,000
Posted:

Lead Software Developer - Python / AWS / React

East London, London, United Kingdom
Hybrid / WFH Options
Tech 4
practices such as incremental development, continuous integration, test driven development and pair programming. Familiarity with modern front-end technologies and JS frameworks, such as React. Experience writing and consuming RESTful APIs in Python. Experience with AWS services (Lambda, SQS, API gateways, S3). Excellent time-management and organisational skills, with the ability to work to deadlines. Good communication, negotiating and More ❯
Employment Type: Permanent, Work From Home
Salary: £75,000
Posted:

Lead Software Developer (PYTHON/AWS/REACT)

london, south east england, united kingdom
Tech4
practices such as incremental development, continuous integration, test driven development and pair programming. Familiarity with modern Front End technologies and JS frameworks, such as React. Experience writing and consuming RESTful APIs in Python. Experience with AWS services (Lambda, SQS, API gateways, S3). Excellent time-management and organisational skills, with the ability to work to deadlines. Good communication, negotiating and More ❯
Posted:

Lead Software Developer (PYTHON/AWS)

E1, Whitechapel, Greater London, Shadwell, United Kingdom
Tech4 Ltd
practices such as incremental development, continuous integration, test driven development and pair programming. Familiarity with modern Front End technologies and JS frameworks, such as React. Experience writing and consuming RESTful APIs in Python. Experience with AWS services (Lambda, SQS, API gateways, S3). Excellent time-management and organisational skills, with the ability to work to deadlines. Good communication, negotiating and More ❯
Employment Type: Permanent
Salary: £72000 - £76000/annum + excellent benefits
Posted:

Lead Software Developer (PYTHON/AWS/REACT)

london (city of london), south east england, united kingdom
Tech4
practices such as incremental development, continuous integration, test driven development and pair programming. Familiarity with modern Front End technologies and JS frameworks, such as React. Experience writing and consuming RESTful APIs in Python. Experience with AWS services (Lambda, SQS, API gateways, S3). Excellent time-management and organisational skills, with the ability to work to deadlines. Good communication, negotiating and More ❯
Posted:

Lead Python Developer

E1 0AA, Shadwell, Greater London, United Kingdom
Tech4 Ltd
practices such as incremental development, continuous integration, test driven development and pair programming. Familiarity with modern front-end technologies and JS frameworks, such as React. Experience writing and consuming RESTful APIs in Python. Experience with AWS services (Lambda, SQS, API gateways, S3). Excellent time-management and organisational skills, with the ability to work to deadlines. Good communication, negotiating and More ❯
Employment Type: Permanent
Salary: £76000/annum + excellent benefits
Posted:

Lead Software Engineer Java London

London, South East, England, United Kingdom
Hybrid / WFH Options
Interquest
and continuous improvement in development processes, cloud adoption, and CI/CD pipelines. • Act as a trusted technical advisor, balancing architectural vision with delivery realities. Tech Stack • Backend: Java, RESTful APIs • Cloud & Deployment: AWS, CI/CD pipelines • Other: Third-party API integrations About You • Extensive experience in Java backend development and API architecture. • Proven track record in leading engineering More ❯
Employment Type: Full-Time
Salary: £100,000 - £110,000 per annum
Posted:

Frontend Developer React

London, South East, England, United Kingdom
Hybrid / WFH Options
Harnham - Data & Analytics Recruitment
building interactive web applications with JavaScript/TypeScript and React . Experience with Node.js, Webpack , and modern development workflows. Strong understanding of client-side performance, cross-browser compatibility, and RESTful APIs . Experience with testing frameworks (e.g., Jest, Enzyme ) and UI tools (e.g., Figma ). A passion for building maintainable, scalable, and high-quality software. Strong communication skills and a More ❯
Employment Type: Full-Time
Salary: £70,000 - £75,000 per annum
Posted:

Environmental Software Developer

North London, London, England, United Kingdom
Hybrid / WFH Options
Penguin Recruitment Ltd
Availability, Networks: LAN & WAN/Internet, Security* Database and Database Access Design* HCI in Software Systems* Machine-to-Machine Automation Technologies* Java based Enterprise Middleware Platform* Containerisation: Docker* MQTT, RESTful URL Data Integration* Deep Learning Neural Network Platforms* Enterprise Linux Platforms If you fit the criteria for this environmental software developer position and would like to apply for this exciting More ❯
Employment Type: Full-Time
Salary: £75,000 - £90,000 per annum
Posted:

Laravel Developer, London

London, South East, England, United Kingdom
Hybrid / WFH Options
IT Search & Select
We’re Looking For • 2–4 years of commercial PHP development experience • Strong proficiency with Laravel • Solid understanding of WordPress architecture and custom theme/plugin development • Familiarity with RESTful APIs, MySQL, Git, and modern front-end workflows • A proactive mindset and a collaborative approach to problem-solving Why Join Us? • Hybrid working: 3 days in our West London office More ❯
Employment Type: Temporary
Salary: £33,000 - £38,000 per annum
Posted:

Software Developer (C++) - Up To £350,000 - London

London, United Kingdom
Hunter Bond
cycle, with real influence over the direction and implementation of key technical solutions. Key Requirements: Strong commercial experience with C++ and Python (2+ years) Proven experience building and consuming RESTful microservices Experience handling large-scale or high-throughput data systems Prior experience in the finance sector (preferred but not essential) Solid academic background, ideally in Computer Science or a related More ❯
Employment Type: Permanent
Salary: GBP 350,000 Annual
Posted:

Lead iOS Developer

London, United Kingdom
Hybrid / WFH Options
Red - The Global SAP Solutions Provider
Observer, Factory etc.) and architecture patterns (MVVM, VIPER, Clean Architecture) Proficient in iOS SDKs, including Core Data, Core Animation, Push Notifications, etc. Experience with GraphQL integration and/or RESTful API design and consumption. Experience with analytics tools like Firebase, Adobe Analytics or similar. Knowledge of mobile security best practices including keychain access, obfuscation, SSL pinning. Experience integrating Apple Pay More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

Solution Architect

London, United Kingdom
monday.com
Experience & Skills 5+ years of experience in B2B SaaS as a solution architect, professional services engineer, or technical consultant, preferably in highly-integrated, enterprise environments Strong knowledge of APIs (RESTful, GraphQL), web standards (HTTP, HTML/CSS), identity management (SCIM), and authentication protocols (SAML 2.0/OAuth 2.0) with prior software development experience being a plus Experience estimating delivery effort More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Technical Presales Lead - Cyber Security, AI

City of London, London, United Kingdom
Hybrid / WFH Options
Adecco
grasp of SOC 2, ISO 27001, GDPR, and enterprise security best practices. - Understanding of identity and access management (IAM), encryption standards, and secure API design. Integrations & APIs: - Experience with RESTful APIs, webhooks, and SDKs for connecting SaaS platforms to enterprise systems (ERP, CRM, DMS). - Familiarity with 200+ OOTB integrations and strategies for custom integration in complex environments. Enterprise-Scale More ❯
Employment Type: Permanent
Posted:

Backend Developer

South West London, London, United Kingdom
Hybrid / WFH Options
Lynx Recruitment Limited
Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Responsibilities : Design, implement, and manage backend applications and APIs using Node.js Work with RESTful APIs and external services to enhance system capabilities and connectivity Perform unit and integration testing, troubleshoot issues, and maintain high code reliability Collaborating with stakeholders and leadership to understand and More ❯
Employment Type: Permanent, Work From Home
Salary: £70,000
Posted:

Node Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Lynx Recruitment Ltd
Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Responsibilities: Design, implement, and manage backend applications and APIs using Node.js Work with RESTful APIs and external services to enhance system capabilities and connectivity Perform unit and integration testing, troubleshoot issues, and maintain high code reliability Collaborating with stakeholders and leadership to understand and More ❯
Employment Type: Full-Time
Salary: £50,000 - £65,000 per annum, Negotiable
Posted:

Senior Software Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Matched Group
Node.js and AWS Lambda for serverless backend services. Proficiency in React with Next.js for frontend development. Proficiency in TypeScript and experience with infrastructure as code using Terraform. 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, or 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 of push notifications. Knowledge of CI/CD pipelines, code signing, and deployment (App Store More ❯
Employment Type: Full-Time
Salary: £80,000 - £95,000 per annum
Posted:
RESTful
London
10th Percentile
£52,500
25th Percentile
£57,500
Median
£70,000
75th Percentile
£93,438
90th Percentile
£130,000