RESTful Jobs in London

26 to 50 of 99 RESTful Jobs in London

Front End Developer - ReactJS, Redux, Typescript

London, United Kingdom
Hays Technology
or Vitest. Skilled in Git, GitLab workflows, and managing merge requests. Experienced with NPM Workspaces, pre-commit hooks, and build/package/test processes. Solid understanding of consuming RESTful APIs and authentication protocols (JWT, OAuth). Expertise in React component development and tools like Storybook; familiarity with A11y, Azure, and DevOps is a plus. Excellent communication and stakeholder management More ❯
Employment Type: Contract
Rate: £545 - £548/day Up to £545 per day (Inside IR35)
Posted:

Front End Developer - ReactJS, Redux, Typescript

London, South East, England, United Kingdom
Hays Specialist Recruitment Limited
or Vitest. Skilled in Git, GitLab workflows, and managing merge requests. Experienced with NPM Workspaces, pre-commit hooks, and build/package/test processes. Solid understanding of consuming RESTful APIs and authentication protocols (JWT, OAuth). Expertise in React component development and tools like Storybook; familiarity with A11y, Azure, and DevOps is a plus. Excellent communication and stakeholder management More ❯
Employment Type: Contractor
Rate: £545 - £548 per day
Posted:

Senior iOS App Developer

London, United Kingdom
Stott & May Professional Search Limited
of an Agile cross-functional team. Skills and Experience * Strong proficiency in Swift and iOS SDKs, with a deep understanding of UIKit, SwiftUI, Combine, and Core frameworks. * Experience with RESTful APIs, JSON, and mobile architecture patterns (MVVM, Clean Architecture). * Familiarity with Xcode, GitHub, mobile CI/CD tools, automated testing frameworks and the app store deployment process. * Proven experience More ❯
Employment Type: Permanent
Salary: £90,000
Posted:

IT Developer Java

London, South East, England, United Kingdom
Lorien
continuous improvement plans throughout the product lifecycle, particularly during team retrospectives Knowledge, Skill and Experience * Proven experience of Java, Spring and Hibernate * Proven experience of Angular, Javascript, HTML5, CSS, RESTful services * Proven experience of Oracle database * Proven experience of testing framework using Junit 5 * Experience in cross-platform applications highly desirable * Knowledge of optimising stored procedures, query performance and Excel More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Junior-Mid Level Software Engineer

London, South East, England, United Kingdom
Hybrid/Remote Options
Harnham - Data & Analytics Recruitment
C# . Computer Science BSc. Strong educational background, attending a Russell Group University. Basic knowledge of relational databases (e.g. Postgres, MySQL, SQL Server). Familiarity with building or consuming RESTful APIs . Understanding of software testing principles , performance, and security best practices. Strong communication and problem-solving skills, and a willingness to learn. A degree in Computer Science, Engineering, or More ❯
Employment Type: Full-Time
Salary: £50,000 - £55,000 per annum
Posted:

Data Engineer

london, south east england, united kingdom
Hybrid/Remote Options
SeedLegals
tools and bash or similar scripting. Problem-solving skills, passion for learning, attention to detail and excellent oral and written communication skills. Even Better Experience in architecting and implementing RESTful APIs. Prior experience with React, TypeScript, Kotlin, Java. Benefits Private healthcare, life, and group critical illness insurance 25 days annual leave, plus bank holidays and your birthday off 3 volunteer More ❯
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Senior Full Stack Engineer

london, south east england, united kingdom
Kpler
styling tools like TailwindCSS or CSS-in-JS solutions. Backend Proficiency : Solid experience with server-side technologies such as Scala, Java, , or Python, and expertise in building and consuming RESTful APIs. Full-Stack Integration : Experience bridging frontend and backend systems, including API design, data flow optimisation, and end-to-end feature development. Strong foundation in unit testing, clean code practices More ❯
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Full Stack Developer

london, south east england, united kingdom
Hybrid/Remote Options
Populous
scalable, cloud-native software that enables better design, decision-making, and outcomes for real-world environments. Key responsibilities include: Application Development Design, develop, and maintain modern web applications and RESTful APIs Build and integrate AI/ML features into both frontend and backend systems Develop AI-powered capabilities such as intelligent search, generative design tools, or data-driven recommendations Work … principles Solid experience with React (or similar modern frontend frameworks) and component-driven UI architecture Backend development expertise in Python (FastAPI, Flask), .NET Core, or Comfortable designing and consuming RESTful APIs Familiarity with both relational (PostgreSQL, SQL Server) and NoSQL databases Experience with Git and version control workflows Strong foundation in object-oriented design, modular architecture, and reusable software components More ❯
Posted:

Software Engineer

London, South East, England, United Kingdom
Hybrid/Remote Options
Harnham - Data & Analytics Recruitment
in agile teams to deliver high-quality software What you'll bring: 2+ years' experience in software development Proficiency in Python, JavaScript, or C# Knowledge of relational databases and RESTful APIs Strong problem-solving and communication skills Curiosity and eagerness to learn What's on offer: Hybrid working in central London (Covent Garden/Soho/Southbank) Competitive salary + More ❯
Employment Type: Full-Time
Salary: £50,000 - £55,000 per annum, Inc benefits
Posted:

AI Prompt Engineer

London, United Kingdom
Brightbox GRP Ltd
automation tools (e.g., Zapier, n8n, Make) and dashboarding platforms (e.g., Power BI, Tableau). Hands-on experience in chatbot development and conversational UI design is a plus. Familiarity with RESTful APIs and SDKs for integrating LLMs into enterprise platforms. Knowledge of cloud platforms (Azure, AWS, GCP) and containerization tools (Docker, Kubernetes) is beneficial. Ability to translate business requirements into prompt More ❯
Employment Type: Contract
Rate: £400 per day
Posted:

Senior Systems Developer

London, Farringdon, United Kingdom
Austin Recruitment LTD
Nginx configuration and management. Understanding of DNS, domain registrars and record configuration. Experience with firewalls and network security. Advanced Git workflow experience, including CI/CD pipelines. MVC architecture, RESTful APIs and modern back-end best practice. Experience with WordPress development and admin. Excellent troubleshooting skills across the stack. Clear, confident communicator — able to engage non-technical users and manage More ❯
Employment Type: Permanent
Salary: £60000 - £70000/annum + Package
Posted:

Senior Backend Engineer (Telco Integration Lead) Golang

City of London, London, United Kingdom
Hybrid/Remote Options
Ventula Consulting Limited
secure, low-latency, and out-of-band data channel connecting to our founding members' network API gateways. ? Architect and implement a carrier-agnostic, vendor-agnostic connector layer to consume RESTful APIs from a heterogeneous global landscape of telco partners and IMS vendors (e.g., Nokia, Ericsson, Mavenir). ? Serve as the primary technical liaison to the engineering teams at our telco More ❯
Employment Type: Permanent, Work From Home
Posted:

Software Engineer

London, United Kingdom
London and Quadrant Housing Trust
practices. Familiarity with Azure Data Services such as Azure SQL, Data Factory, Log Analytics, Azure Monitor and Synapse Analytics. Integration with Microsoft tools (SharePoint, Power Apps, Teams) Exposure to RESTful APIs Understanding of data integration design, data repositories, and master data management (MDM) tools such as Semarchy. Exposure to Unit 4, NEC Housing Management Systems (advantageous). If you require More ❯
Posted:

Infrastructure Engineer

london, south east england, united kingdom
Hybrid/Remote Options
Starling
provisioning tools, particularly terraform Experience with observability software Experience with automation using a scripting language such as Golang or Python Experience implementing CI/CD pipelines Understanding concepts of RESTful APIs and web technologies such as API gateways Excellent communication and problem-solving skills Desirably you will have: Understanding of database monitoring, analysis, disaster recovery and performance tuning Knowledge of More ❯
Posted:

Full Stack Java Developer Urgent

London, South East, England, United Kingdom
Morson Edge
alongside the capability to estimate, plan and track work effectively. Candidates should demonstrate strong client-side development experience with HTML5, CSS3, Sass/Less, JavaScript (ES9/2018), TypeScript, RESTful APIs, React and Webpack, as well as mature server-side coding skills using Java 11+ and SQL (DB2, SQL Server or Postgres preferred). A solid understanding of design patterns … microservices architecture and RESTful API development is required, along with the ability to turn wireframes and UI designs into functioning applications. Experience working in a technical Agile environment—using build tools, static/dynamic code analysis, CI/CD pipelines (such as Jenkins or TeamCity) and automation testing—is essential, as is strong unit-testing capability. Additional knowledge of the More ❯
Employment Type: Full-Time
Salary: £100,000 - £110,000 per annum
Posted:

Pentaho Developer

London, United Kingdom
InfinityQuest Ltd,
with other ETL tools (Informatica, Talend, SSIS) is a plus. Advanced SQL for querying and data manipulation. Familiarity with Java, Python, or VBA for scripting and automation. Knowledge of RESTful APIs and various database systems. Skills in data profiling, data analysis, and ensuring data quality. Experience 612 years in Data Integration and ETL development. Minimum 35 years of hands-on More ❯
Employment Type: Permanent
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 - £75000/annum Great Benefits
Posted:

Senior Software Engineer

City of London, London, United Kingdom
Fruition Group
or equivalent industry experience. 3+ 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 for building customer-centric products and More ❯
Employment Type: Permanent
Salary: £95,000
Posted:

Senior Software Engineer - Backend

City of London, London, United Kingdom
Hybrid/Remote Options
Fruition Group
or equivalent industry experience. 3+ 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 for building customer-centric products and More ❯
Employment Type: Permanent
Salary: £95,000
Posted:

Senior Backend Engineer

london, south east england, united kingdom
Tangible
from initial design to deployment and ongoing monitoring. Requirements 3+ years of professional experience with Python (experience with Golang is a plus). Proven ability to design and maintain RESTful APIs with strong focus on performance and reliability. Solid expertise with Postgres or similar relational databases. Hands-on knowledge of AWS (ECS, RDS, S3, CloudWatch) and containerization (Docker). Strong More ❯
Posted:

Senior Frontend Engineer

london, south east england, united kingdom
Gener8
users can exchange their earnings for real life rewards Our web products use React, and plenty of good old Vanilla JS. On the backend we use Golang to serve RESTful and gRPC APIs running on Kubernetes. We use GitHub for CI and version control, Jira for tracking tasks and Slack for sending cat GIFs. Responsibilities Being hands on with development More ❯
Posted:

Software Engineer

London, United Kingdom
Hybrid/Remote Options
Milviangroupukeuropeltd
systems are selected and deployed at scale. The position is remote based with travel to locations in Europe and occasionally to international sites. The technical expertise in Python, JavaScript, RESTful APIs, SQL, cloud infrastructure (AWS or Azure), IoT communication protocols (MQTT, Modbus, BACnet), and data visualizationtools. Responsibilities include API development, system integration, dataoptimization, and performance tuning. The candidate will collaborate More ❯
Employment Type: Permanent, Work From Home
Salary: £50,000
Posted:

Senior Backend Engineer - Systmes Design - Golang

City of London, London, United Kingdom
Hybrid/Remote Options
Ventula Consulting Limited
secure, low-latency, and out-of-band data channel connecting to our founding members' network API gateways. Architect and implement a carrier-agnostic, vendor-agnostic connector layer to consume RESTful APIs from a heterogeneous global landscape of telco partners and IMS vendors (e.g., Nokia, Ericsson, Mavenir). Serve as the primary technical liaison to the engineering teams at our telco More ❯
Employment Type: Permanent, Work From Home
Posted:

Principal Security Engineer

london, south east england, united kingdom
Hybrid/Remote Options
Growtoday AB
cross-functional team experience Ownership of significant sub-department objectives, goals and OKRs. Engineering expert capabilities of challenging the reasoning of other engineers. Experience in designing and securing APIs (RESTful, GraphQL, SWIFT). In-depth understanding of coding languages, namely Rust, Go, Python, and/or Typescript. Hands-on experience analyzing high volumes of logs, network data and attack artefacts. More ❯
Posted:

UI/UX Developer

London, United Kingdom
Devonshire Hayes Recruitment Specialists Ltd
testing and iterate on feedback to improve interface quality. Full Stack/Backend Focus (40%) Develop, test, and maintain microservices and backend APIs using C#, .NET 8, Python, and RESTful Web APIs. Implement integration and unit tests as part of the development process. Contribute to DevOps practices including CI/CD pipelines, containerization (Docker/Kubernetes), and cloud deployment (Azure … development with React, NextJS, or Blazor. Proficient in wireframing and prototyping tools (Figma, Adobe XD, or similar). Solid experience in full-stack development using C#, .NET 8, Python, RESTful APIs, and microservices architecture. Familiarity with cloud platforms (Azure or AWS) and containerization technologies. Experience with databases (SQL Server, AWS RDS, MongoDB or other NoSQL). Knowledge of DevOps tools More ❯
Employment Type: Permanent
Salary: £80000 - £95000/annum 20% bonus
Posted:
RESTful
London
10th Percentile
£53,750
25th Percentile
£63,063
Median
£76,000
75th Percentile
£93,750
90th Percentile
£130,000