31 to 55 of 78 RESTful Jobs in London

Oracle Developer

Hiring Organisation
GIS Recruiter Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum + Benefits (Neg)
develop, and maintain Oracle based applications and database solutions Write efficient, scalable and high-performance SQL and PL/SQL code Develop and integrate RESTful APIs to support modern application architectures Collaborate with architects, developers and consultants to translate requirements into solutions Contribute to system design, code reviews and best … Support deployment, testing and ongoing maintenance of applications Skills & Experience Required Oracle Database development (SQL/PL-SQL) SQL Server Experience designing and consuming RESTful APIs/REST API services Proficiency in at least two of the following programming languages: Python Java JavaScript .NET (C#) Experience working in Agile/ ...

Python Developer

Hiring Organisation
Vallum Associates
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £525/day
Responsibilities Develop, test, and maintain high-performance backend applications using Python Design and build RESTful APIs using FastAPI Automate deployment, configuration, and infrastructure management using Ansible Collaborate with DevOps teams to implement and maintain CI/CD pipelines Manage cloud-based infrastructure and containerized applications (Docker/Kubernetes) Write clean ...

Java 8 Software Engineer | £500 – £550 | Inside IR35 | 6 Months | Hybrid Remote

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
Java 8 or similar legacy Java frameworks Solid skills in SQL, Spring Boot, and Hibernate development practices Proven ability to build microservices and reliable RESTful APIs Hands-on experience applying TDD and BDD testing approaches Good understanding of clean coding principles, SOLID, and cloud technologies Previous experience in the Finance ...

Sharepoint Developer & Administrator

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

Front End React Developer

Hiring Organisation
Ascend Consulting
Location
NW7, Mill Hill, Greater London, United Kingdom
Employment Type
Permanent
Salary
£45000 - £75000/annum Great Benefits
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 ...

AI-Pilled BackEnd Developers and... err, cats.

Hiring Organisation
Mongoose Gray
Location
London Area, United Kingdom
Server databases. The Back-End Developer will write efficient stored procedures, views and complex queries. The Back-End Developer will develop and maintain RESTful APIs. The Back-End Developer will ensure applications are performant, secure and resilient. The Back-End Developer will deploy and manage services within AWS environments. ...

Senior Backend Engineer

Hiring Organisation
Fruition Group
Location
City of London, London, United Kingdom
Employment Type
Permanent
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 ...

Senior Python Developer

Hiring Organisation
Tech4 Ltd
Location
E1, Shadwell, Greater London, United Kingdom
Employment Type
Permanent
Salary
£64000 - £70000/annum + excellent benefits
driven development and pair programming. Experience of working in an agile environment and an understanding of Scrum principles in particular. Experience writing and consuming RESTful APIs in Python. Experience with AWS services (Lambda, DynamoDB, ElasticSearch). Experience with creating web application UIs using ReactJS and with TypeScript The Directorate This ...

Senior Software Developer

Hiring Organisation
Tech4 Ltd
Location
E1 1AB, Whitechapel, Greater London, United Kingdom
Employment Type
Permanent
Salary
£64000 - £70000/annum + excellent benefits
driven development and pair programming. Experience of working in an agile environment and an understanding of Scrum principles in particular. Experience writing and consuming RESTful APIs in Python. Experience with AWS services (Lambda, DynamoDB, ElasticSearch). Experience with creating web application UIs using ReactJS and with TypeScript The Directorate This ...

Equity Derivatives Specialist

Hiring Organisation
Apex Systems
Location
Bromley, England, United Kingdom
integration, and acceptance tests • Comfortable in an agile working environment • Self-starter and proactive DESIRED SKILLS: • Experience with modern web UI technologies; HTML5, React, RESTful services, Websockets • Knowledge of Structured Products (Notes, Warrants, Certificates) BUSINESS KNOWLEDGE • Equity Derivatives • Regional variations of Products and Trading • SP and SN is a plus ...

Senior Fullstack Software Engineer

Hiring Organisation
Outsmart Insight
Location
City of London, London, United Kingdom
them into robust, production-ready solutions. What you’ll be doing Designing and maintaining backend services primarily in Python Developing and evolving well-structured RESTful APIs Designing and improving data models across relational (e.g. PostgreSQL) and NoSQL databases Working across the stack where needed, including JavaScript, modern HTML/ ...

API Development - London - FTE £80k

Hiring Organisation
Uniting People
Location
London, United Kingdom
Employment Type
Any
Salary
GBP 80,000 Annual
their IT systems Practical cloud native experience Professional experience in API management technology eg APIGEE, Kong, Mulesoft Strong understand of OpenAPI Specification (OAS) for RESTful APIs DevOps (CICD, Kubernetes, Terraform) Preferred qualifications, capabilities, and skills AWS (ECS, EKS, MSK) Kong API Gateway Golang programming language Lua programming language ...

Senior Android Developer

Hiring Organisation
Auxo Talent
Location
London Area, United Kingdom
knowledge of Java) Experience with modern Android architecture patterns ( MVVM, Clean Architecture ) Deep understanding of Android SDK, Jetpack components, and app lifecycle Experience with RESTful APIs and third-party integrations Familiarity with testing frameworks (JUnit, Espresso) Experience with version control systems (Git) Nice to Have Experience with Jetpack Compose Knowledge ...

Sharepoint Engineer

Hiring Organisation
DGH Recruitment
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 ...

Full Stack Engineer

Hiring Organisation
Total Recruitment Group
Location
West London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
engineering role, with strong backend expertise in Typescript and Node and front capability in React Proficiency in SQL, Redux, cloud services (AWS or GCP), RESTful API design and GraphQL Strong analytical skills with the ability to design, optimise, and troubleshoot complex UIs Excellent communication and leadership skills; ability to mentor ...

Software Developer (React.JS/ Node.JS)

Hiring Organisation
4Square Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £55,000 per annum
with JavaScript in a professional environment Strong proficiency with React for building dynamic, user-friendly front-end applications Solid experience with Node.js for developing RESTful APIs and back-end services Experience with version control systems, particularly Git Desirable Skills/Experience: Demonstrable knowledge of web security principles - including authentication, authorisation ...

Ruby Developer

Hiring Organisation
Proactive Appointments
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 80,000 Annual
Rails Strong understanding of OOP & Rails architecture Extensive experience with PostgreSQL (performance tuning, complex queries) Background job processing with Sidekiq & Redis Expertise in RESTful APIs , JSON, JWT, SSO Experience with AWS & Docker Production system support & troubleshooting Strong communication skills & Agile/Scrum experience Ruby on Rails Developer ...

Java + Kotlin Engineer

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Permanent
Salary
£75,000
Java and Kotlin . Deep understanding of Spring and Spring Boot frameworks. Proven experience building and deploying Microservices . Strong skills in developing RESTful APIs and troubleshooting complex production issues. Randstad Technologies Ltd is a leading specialist recruitment business for the IT & Engineering industries. Please note that ...

Kotlin Engineer

Hiring Organisation
Ncounter
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £100,000 per annum
Java (8/11) with a desire to transition • 7+ years working across JVM-based backend development • Strong experience with Spring Boot and building RESTful or GraphQL services • Solid understanding of relational databases such as PostgreSQL or MySQL • Experience working within BDD or TDD environments, alongside CI/CD tooling ...

Senior Java Engineer (AWS, REST, SOAP) - Hybrid - Sussex

Hiring Organisation
Salt Search
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
help drive best practices across the engineering organisation. Key Responsibilities Design, develop, and maintain high-quality Java applications using Spring Boot. Build and optimise RESTful APIs and contribute to GraphQL service development. Develop cloud-native solutions using AWS services such as Lambda, API Gateway, DynamoDB, ECS, S3, and others. Contribute … Spring Boot, and modern backend development. Hands-on experience with AWS cloud services (Lambda, API Gateway, DynamoDB, ECS, S3, etc.). Solid understanding of RESTful API design and exposure to GraphQL. Experience with microservices, event-driven architectures, and distributed systems. Familiarity with CI/CD pipelines and DevOps practices. Knowledge ...

Android Developer (Contract)

Hiring Organisation
La Fosse
Location
London Area, United Kingdom
architecture (MVVM/Clean Architecture) Collaborate with Product, Design, and Backend teams to deliver new features Optimise application performance, reliability, and user experience Integrate RESTful APIs and third-party services such as payments and analytics Write clean, testable, and maintainable code Participate in code reviews and mentor junior engineers Contribute ...

Mainframe Engineer

Hiring Organisation
Impellam Group
Location
City of London, London, United Kingdom
processing. Strong skills in mainframe transaction management, JCL, and system debugging tools. Familiarity with SOAP, WSDL, JSON, and integration patterns such as SOA and RESTful APIs. Good working knowledge of AWS services, particularly CloudWatch, DynamoDB, and Lambda, including monitoring, troubleshooting, and optimisation. Excellent verbal and written communication skills to effectively ...

Senior Software Engineer

Hiring Organisation
Expedia Group
Location
City of London, London, United Kingdom
significant services or components within a multi-service or domain environment. Proven proficiency in designing and building backend or full-stack systems, including RESTful or similar APIs, data models, and integration patterns using industry-standard languages, frameworks, and tooling. Experience applying sound software engineering practices such as object-oriented ...

Senior Java Software Engineer

Hiring Organisation
Sanderson
Location
City of London, London, United Kingdom
with minimal ramp-up. Key Responsibilities: Design, develop, and deliver high-quality Java microservices in support of back-office platform integration Build and maintain RESTful and event-driven APIs supporting settlement, reconciliation, corporate actions, and custody workflows Integrate with third-party financial platform APIs and messaging systems Contribute to technical … Java Engineer in a production environment Proficiency in Java 11+ with Spring Boot, Spring Cloud, and associated ecosystem tooling Solid understanding of microservices architecture, RESTful API design, and event-driven patterns Hands-on experience with AWS (minimum two of: ECS, Lambda, SQS/SNS, RDS/Aurora, S3, API Gateway ...

Senior Web Application Developer ASP.NET MVC 5, C#, & React

Hiring Organisation
PCR Digital
Location
Hammersmith, London, United Kingdom
Employment Type
Contract
Contract Rate
£425 - £538/day Inside IR35 to Umbrella
application development experience consisting of strong C#, ASP.NET MVC 5, and React. Strong knowledge of Object-Oriented Programming, SOLID principles, common design patterns and RESTful API design and integration (experience with SOAP WebServices and XML/XPat) also required. We are looking for a strong portfolio in bespoke eCommerce … React experience desirable to have HTML5, CSS3, JavaScript, jQuery. * Strong knowledge of Object-Oriented Programming, SOLID principles, and common design patterns. * Experienced in RESTful API design and integration; experience with SOAP WebServices and XML/XPath. * Skilled in using IoC containers (Autofac, Ninject) and unit testing frameworks (NUnit, Moq, SpecFlow ...