OpenAPI Jobs in the UK

26 to 50 of 52 OpenAPI Jobs in the UK

Senior Software Engineer SDE III

London, United Kingdom
Hybrid / WFH Options
Hiya Inc
relational databases using Postgres. Write unit/integration/E2E/stress tests using Rust, Typescript and Python. Write and maintain API documentation using OpenAPI and Docusaurus. Build CI pipelines using GitHub Actions. Containerize services using Docker and deploy them to a K8s cluster. Debug in staging and production More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer SDE III (Hiring Immediately)

London, UK
Hybrid / WFH Options
Hiya Inc
relational databases using Postgres. Write unit/integration/E2E/stress tests using Rust, Typescript and Python. Write and maintain API documentation using OpenAPI and Docusaurus. Build CI pipelines using GitHub Actions. Containerize services using Docker and deploy them to a K8s cluster. Debug in staging and production More ❯
Employment Type: Full-time
Posted:

Backend Software Developer with C# and Umbraco

London
Hybrid / WFH Options
Nexus Jobs Limited
up/managing resources/deploying apps Familiar with JIRA and Confluence Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Experience of PowerBI, PowerQuery and R Experience of structured testing and quality assurance More ❯
Employment Type: Permanent
Salary: £55,000 - £70,000
Posted:

Platform Engineer

London, United Kingdom
WWT EMEA UK LIMITED
role requirements are primarily for platform engineer with a few years of experience using python. Required skills and experience API servers using REST (swagger, OpenAPI). Python Flask REST API consumer models i.e.http request libraries Asynchronous models of system interaction using pub/sub & messagingusing python Celery, RabbitMQ and More ❯
Employment Type: Contract
Posted:

Senior Software Engineer, Golang (Hiring Immediately)

London, UK
TN United Kingdom
Good understanding of GitOps. Good understanding of Container deployments. Good understanding of CI/CD pipelines. Demonstrable knowledge of the Public Cloud. Working with OpenAPI specifications and APIs generally. Linux system admin and network operations. Good understanding of IP Networking IPv4 and IPv6 stack. Aware of Telco/ISP More ❯
Employment Type: Full-time
Posted:

System Engineer

City Of Bristol, England, United Kingdom
Inductosense
REST APIs, webhooks, or SDKs. Strong knowledge of one or more languages: Python, Java, C#, or Node.js. Familiarity with tools like Postman, Swagger/OpenAPI, MQTT, JSON, and XML data formats. Experience working with middleware platforms, messaging brokers, or integration layers (e.g., Azure IoT Hub, AWS IoT Core, or More ❯
Posted:

Staff Technical Writer

London, United Kingdom
Ripple
technical end users. Strong communication and writing skills in English. Experience documenting web applications, especially at enterprise scale. Experience with Linux, Git, Swagger/OpenAPI, Markdown, and a "docs as code" approach to documentation. Competence in any mainstream programming language. An attention to detail and a sense of curiosity. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Frontend Software Developer with Javascript HTML

London
Hybrid / WFH Options
Nexus Jobs Limited
full designs Experience of working with and developing alongside a CMS (preferably with Umbraco) Capable of working with multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Good knowledge of technical SEO best practices, familiar with LightHouse on assessing page More ❯
Employment Type: Permanent
Salary: £40,000 - £50,000
Posted:

Full Stack .Net Software Developer

West London, Greater London
Nexus Jobs Limited
/managing resources/deploying apps Experience in implementing business process automation Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger PowerBI, PowerQuery, Dax & M Other API messaging formats e.g. JSON, XML, SOAP Experience of structured testing and quality assurance approaches (e.g. Test More ❯
Employment Type: Permanent
Salary: £50,000 - £65,000
Posted:

Front and Backend C# Dot Net Javascript Software Developer with Umbraco

West London, Greater London
Nexus Jobs Limited
/managing resources/deploying apps Experience in implementing business process automation Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger PowerBI, PowerQuery, Dax & M Other API messaging formats e.g. JSON, XML, SOAP Experience of structured testing and quality assurance approaches (e.g. Test More ❯
Employment Type: Permanent
Salary: £55,000 - £65,000
Posted:

Software Engineer

Glenrothes, Fife, United Kingdom
Hybrid / WFH Options
Ember Technology Ltd
in the Laravel framework and the dependency manager Composer) MySQL Complex Rest APIs Git Project Tracking Tool (JIRA ideally) Ideal Skills Swagger API Documentation (OpenAPI Specification) HTML5/CSS3/SASS Vue/Vuex/Bootstrap Vue Node/Npm JS Testing Frameworks such as Jest or Mocha Sketch More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Full Stack Developer

Oxford, England, United Kingdom
Hybrid / WFH Options
Premier Group
Oxford and requires office working of 2-3 days a week. Essential Skills: JavaScript/Typescript. JS Frameworks – React or Vue Nodejs, Rest APIs, OpenAPI, SQL Gitlab, CI/CD Pipelines Good collaboration skills Ability to manage large code base & understand design patterns Work with different stakeholders More ❯
Posted:

SOLUTION DESIGNER

Newcastle Upon Tyne, Tyne And Wear, United Kingdom
Hybrid / WFH Options
Experis - ManpowerGroup
Azure), and financial/accounting technologies. Experience with APIs, web services, middleware, and API tools and technologies such as GitHub, REST API, microservices, Postman, OpenAPI, etc. Capacity to create technical assets to improve team efficiency (e.g., Postman collections, automation scripts, web tools). Application of design thinking to determine More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Solution Designer - Integrations - (SaaS, API) - Remote

London, United Kingdom
Hybrid / WFH Options
Salt Digital Recruitment
Azure), and financial/accounting technologies. Experience with APIs, web services, middleware, and API tools and technologies such as GitHub, REST API, microservices, Postman, OpenAPI, etc. Capacity to create technical assets to improve team efficiency (e.g., Postman collections, automation scripts, web tools). Ability to work collaboratively across product More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Frontend Developer at Elsewhen

United Kingdom
Hybrid / WFH Options
HipHopTune Media
variables for theming support. Showcase theme-switching capabilities in Storybook to enable white-labelling. Collaborate with the backend team to provide feedback on APIs (OpenAPI) designs to support front-end requirements. Work with Product and Design teams to understand requirements, address blockers, and align on best practices. Contribute to More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Contract Mulesoft Developer

Horley, England, United Kingdom
Hybrid / WFH Options
Better Days Recruitment
working with MuleSoft Cloud Hub or RTF Strong knowledge of MuleSoft Anypoint Platform and API. Solid understanding of different types of API Development (RAML, OpenAPI). Familiarity with best practice with respect to DevOps, exception handling, log management and diagnostics. Expertise in optimisation of APIs and the associated business More ❯
Posted:

Java Developer

Leatherhead, Surrey, South East
CGI
about the contract you'll be working on here Key Responsibilities • Develop and automate testing for Java microservices. • Build and maintain RESTful APIs utilizing OpenAPI and JSON. • Collaborate within agile teams, adapting to rapidly changing requirements. • Work in an environment that values pragmatic, delivery-focused problem solving and continuous … this role • Java Microservices Development: Proven experience in building and testing Java microservices. • RESTful API Development: Recent hands-on experience with developing APIs using OpenAPI and JSON. • Teamwork & Communication: Strong team working and communication skills; the ability to adapt to evolving project requirements. Highly Desirable • Spring/Spring Boot More ❯
Employment Type: Permanent
Posted:

Lead Software Engineer

United Kingdom
Made Tech Limited
Our aim at Made Tech is to use human-centred technology to improve our society. We believe putting people at the heart of designing, building and delivering public services leads to better outcomes for everyone. Are you a Software Engineer More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Lead Software Engineer

Swansea, West Glamorgan, United Kingdom
Made Tech Limited
Our aim at Made Tech is to use human-centred technology to improve our society. We believe putting people at the heart of designing, building and delivering public services leads to better outcomes for everyone. Are you a Software Engineer More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Ruby Engineer

United Kingdom
Hybrid / WFH Options
Tembo
for improving system reliability, auditing, and financial reconciliation accuracy. Open Standards: Support our commitment to observability and open standards. Contribute to initiatives around OpenTelemetry, OpenAPI, and other tools that improve transparency and traceability across services. About you At least 5 years of professional experience in software development, with a More ❯
Posted:

Full Stack JavaScript Developer - £55k - ID39892

Oxfordshire, England, United Kingdom
Humand Talent
consume RESTful APIs and contribute to system design decisions. Work with relational and non-relational databases (SQL/NoSQL). Get hands-on with OpenAPI documentation, Docker, and microservices-based architecture. Collaborate with product and UX teams to create meaningful features that enhance the student and employer journey. Build … Tools: Strong JavaScript and TypeScript fundamentals Node.js for back-end services React, Angular or Vue for front-end development REST APIs and API documentation (OpenAPI) SQL & NoSQL databases Git, GitLab, CI/CD pipelines Docker & microservices Bonus Points for Experience With: Testing with Jest NestJS framework Jamstack – Gatsby or More ❯
Posted:

SC/DV API Developer CGEMJP

England, United Kingdom
Experis - ManpowerGroup
Role Title: API Developer Duration: contract to run until 30/06/2025 Location: Remote Rate: up to £460 p/d Umbrella inside IR35 Clearance required: Active MOD SC - DVed/DV willingness better and you must be More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

API Developer

United Kingdom
Hybrid / WFH Options
Eteam Workforce Limited
We are a Global Recruitment specialist that provides support to the clients across EMEA, APAC, US and Canada. We have an excellent job opportunity for you. Job Title: API Developer Clearance required: Minimum -SC - DVed/DV willingness better Location More ❯
Employment Type: Contract, Work From Home
Rate: From £400 to £447 per day Inside IR35 on umbrella
Posted:

Lead FullStack Engineer - TWIN

England, United Kingdom
IOTA Foundation
Job Intro We are seeking a Lead Full Stack Developer to join our team. You will play a pivotal role in driving the technical direction and implementation of software development projects. You will lead a team of developers, ensuring the More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Graduate Software Tester

Milton Keynes, Buckinghamshire, United Kingdom
Hybrid / WFH Options
EDW Technology Limited
Are you a tech-savvy individual ready to kickstart your career in the dynamic world of IT consulting? Do you possess a passion for problem-solving and a hunger for continuous learning? Look no further! We're on the lookout More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:
OpenAPI
25th Percentile
£50,000
Median
£57,500
75th Percentile
£117,500
90th Percentile
£125,000