OpenAPI Jobs in the UK

1 to 25 of 43 OpenAPI Jobs in the UK

Senior Software Engineer

London, United Kingdom
Visa Inc
and distributed system observability to support these applications, such as Docker, Kubernetes, ElasticSearch, log management systems, and Datadog APM, to name but a few API specifications, conforming to the OpenAPI (Swagger) standard, provide a clean boundary both externally between our customers and our product, and internally between our microservices SQL, and large SQL databases, provide the persistence layer for More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Lead Engineer, Back End, Agentic intelligence

London, United Kingdom
Group M Worldwide Inc
You have a passion for improving coding and development practices. You have worked with microservices communicating over a range of interfaces. You understand how the web works, REST APIs, OpenAPI spec/Swagger, GraphQL, and the difference between REST and RPCs. You understand TDD, BDD, unit testing, integration testing and when to use them. You are familiar with trunk More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Specialist, Software Engineer - Engineering

Woking, Surrey, United Kingdom
Hybrid / WFH Options
Arrow McLaren IndyCar
track your work. High competency in written and oral English language. Desirable Experience with issue and fault management systems. Knowledge and experience of how to integrate with and build OpenAPI/gRPC based systems. Experience building sophisticated plots/charting (Plotly, Matplotlib) and reporting systems (PowerBI). Experience of failure prediction/MTBF analysis. Experience with Manufacturing Resource Planning More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Enterprise Solution Architect

Oxford, Oxfordshire, United Kingdom
Hybrid / WFH Options
Oxforddigital
projects related to Community Diagnostic Centres, Integrated Care Systems, or Electronic Patient Records. Understanding of AI, ML, and data analytics applications in healthcare. Exposure to openEHR, IHE profiles, and OpenAPI specifications. TOGAF, BCS, or relevant architecture certification. Experience working in agile, user-centred delivery environments. Experience Minimum 5 years in an architecture or senior technical design role. Track record More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Developer API

Lincoln, Lincolnshire, East Midlands, United Kingdom
Hybrid / WFH Options
Frontier Agriculture Limited
scheme and free eye test vouchers About You Expert skills in JavaScript, TypeScript, React, Node.js, Express, RESTful API, GraphQL, Git, HTML, CSS, SQL Full understanding of Restful principles and OpenAPI specifications Secure design and implementation is core to your work and you have extensive knowledge of authentication, authorisation, and data protection methods You create clear and comprehensive documentation Azure More ❯
Employment Type: Permanent, Work From Home
Salary: Competitive + Benefits + 33 Days Holiday + Employee Assistance Program
Posted:

Back-end API Developer

Newcastle upon Tyne, Tyne and Wear, Tyne & Wear, United Kingdom
Damia Group Ltd
of CI/CD pipelines, version control (Git), and DevOps practices Familiarity with API gateways, webhooks, and event-driven architectures Experience writing or contributing to API documentation (Swagger/OpenAPI is a plus) Previous experience with Delphi is a plus. Damia Group Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary More ❯
Employment Type: Permanent
Salary: £40000 - £45000/annum
Posted:

Mulesoft Architect

London, United Kingdom
Hybrid / WFH Options
N Consulting Limited
Required Skills & Experience: 8+ years of experience in integration architecture with at least 4+ years of hands-on MuleSoft experience. Strong expertise in API design (RESTful APIs, RAML/OpenAPI) and API Management. Experience working with MuleSoft Anypoint Studio, Runtime, API Manager, and Exchange . Proficiency in DataWeave , Mule connectors , and custom policies. Solid understanding of MongoDB and its More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Developer

United Kingdom
Valcon A/S
of OOP principles and design patterns API Development Building and maintaining RESTful APIs Solid understanding of HTTP protocols, status codes, headers, etc. API documentation using tools like Swagger/OpenAPI Legacy Systems Exposure to or experience with WCF services - we still support some older systems, so comfort working with a mix of modern and legacy tech is key DTOs More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Developer API

Lincoln, Lincolnshire, East Midlands, United Kingdom
Hybrid / WFH Options
Frontier Agriculture Limited
retail discount scheme and free eye test vouchers About You Strong skills in JavaScript, TypeScript, React, Node.js, Express, RESTful API, GraphQL, HTML, CSS, SQL You understand Restful principles and OpenAPI specifications You understand Secure authentication, authorisation, and data protection methods You create clear and comprehensive documentation Code and Branch management experience with Git version control essential Object-oriented programming More ❯
Employment Type: Permanent, Work From Home
Salary: Competitive + Benefits + 33 Days Holiday + Employee Assistance Program
Posted:

Sr. AI Systems Engineer

London, United Kingdom
Cervin
master's degree in computer science or a related field 6+ years of experience as a Software Engineer Extensive experience in Python Proven experience working with RESTful APIs and OpenAPI, gRPC, and Protobuf, with knowledge of their design best practices and common libraries Proven experience interfacing with AI projects, with a focus on computer vision and geometry Proven experience More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Angular Software Developer

Scotland, United Kingdom
Trapeze Group
with Java programming - in enterprise-level back-end development environments. Proficiency with Spring Boot - for building robust and efficient Java-based microservices and REST APIs. Familiarity with Spring Doc (OpenAPI/Swagger) - for generating clear and consumable API documentation. Experience with Azure API Manager - for managing, monitoring, and securing APIs within Azure environments. Swift development experience - beneficial but not More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer II

United Kingdom
JPMorgan Chase & Co
In-depth knowledge of the financial services industry and their IT systems Practical cloud native experience Professional experience in API management technology e.g APIGEE, Kong, Mulesoft Strong understand of OpenAPI Specification (OAS) for RESTful APIs Preferred qualifications, capabilities, and skills AWS (ECS, EKS, MKS) Kong API Gateway Experience with Performance and Soak Testing Golang programming language Lua programming language More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Lead Front End Engineer(Agentic Intelligence)

London, United Kingdom
Group M Worldwide Inc
developers Working in a CI/CD environment Using containers/Docker Atomic or material design Agile/Scrum Sound understanding of coding standards and conventions Documentation Familiarity with OpenAPI Web Accessibility (specifically WAI-ARIA) Familiarity with Python and Go HATEOAS/Hypermedia API Life at WPP Media & Benefits Our passion for shaping the next era of media includes More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Full Stack Dot Net Software Developer

West London, Greater London
Nexus Jobs Limited
Azure cloud services & setting up/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 Driven Development and Behaviour Driven More ❯
Employment Type: Permanent
Posted:

Full Stack .Net Software Developer

West London, Greater London
Nexus Jobs Limited
Azure cloud services & setting up/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 Driven Development and Behaviour Driven More ❯
Employment Type: Permanent
Posted:

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

West London, Greater London
Nexus Jobs Limited
Azure cloud services & setting up/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 Driven Development and Behaviour Driven More ❯
Employment Type: Permanent
Posted:

Technical Team Lead - Java/JEE Developer (Senior)

Northern Ireland, United Kingdom
Test Triangle Ltd
o SonarQube o ArtiFactory o Jira o Confluence o Encryption o Integration with external applications (3rd party software) o XML and JSON o Use of Ancillary Technologies below: Technology: OpenAPI Progressive Web Apps Service Workers OpenID connect and Oauth protocols Front-end CI pipelines EJB2/EJB3 - for maintenance of support of older applications More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Consultant

United Kingdom
Intuition IT Solutions Ltd
of the curve with DevOps practices and cutting-edge technologies Key Skills & Experience 8+ years in design & development, with at least 5 in solution architecture API-first mindset with OpenAPI/API Blueprint knowledge Expertise in Oracle SOA Suite, BPM, PL/SQL, REST/SOAP, XML/JSON Strong integration and security implementation skills (OAuth2, OWSM, SSO) Familiarity More ❯
Employment Type: Contract
Rate: GBP Daily
Posted:

C# Software Engineer

Bristol, Gloucestershire, United Kingdom
Hybrid / WFH Options
Endeavour Recruitment Solutions
/or Kanban. Experience with XML development: XSD and XSLT (hands-on experience in XSLTs, DTD, XSDs). Experience with HTML DOM manipulation Familiarity with WSDL and Swagger/OpenApi web service definition formats. Experience working with stakeholders and business analysts to gather business requirements to derive functional and non-functional requirements. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

C# Software Engineer

London, United Kingdom
Hybrid / WFH Options
Endeavour Recruitment Solutions
/or Kanban. Experience with XML development: XSD and XSLT (hands-on experience in XSLTs, DTD, XSDs). Experience with HTML DOM manipulation Familiarity with WSDL and Swagger/OpenApi web service definition formats. Experience working with stakeholders and business analysts to gather business requirements to derive functional and non-functional requirements. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Consultant

United Kingdom
Hybrid / WFH Options
N Consulting Limited
years of development, design experience with multiple industries At least 5 years of solution design, covering technical integration Experience on API Design First approach, knowledge on API Blueprint/OpenAPI specifications Hands on experience in Oracle SOA Suite (BPEL, OSB, Mediator, Business Rules), Oracle BPM Suite, and ORDS, PL/SQL Following best practices while implementation and giving a More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Backend Engineer

London, United Kingdom
Motorway
and caching strategies as our platform scales. Build highly maintainable, reusable, scalable, and reliable code (because nobody likes a code-astrophe!). Design sync and async APIs. We use OpenAPI and JSON Schema to bring a schema-first approach to our services. Manage our AWS infrastructure to ensure it's performing at its best, and keep a close eye More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Solution Architect - Engine by Starling

London, United Kingdom
Hybrid / WFH Options
Starling Bank
through technical guidance and troubleshooting, working closely with engineering and client success teams. Must Have Experience in software engineering and solution architecture throughout the delivery lifecycle Experience with APIs, OpenAPI, and sequence diagrams Client-facing experience and stakeholder relationship skills Strong communication skills for technical and non-technical audiences Nice to Have Experience in banking, payments, or related fields More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Solution Architect - Engine by Starling (London)

London, UK
Hybrid / WFH Options
Starling Bank
through technical guidance and troubleshooting, working closely with engineering and client success teams. Must Have Experience in software engineering and solution architecture throughout the delivery lifecycle Experience with APIs, OpenAPI, and sequence diagrams Client-facing experience and stakeholder relationship skills Strong communication skills for technical and non-technical audiences Nice to Have Experience in banking, payments, or related fields More ❯
Employment Type: Full-time
Posted:

Implementation Consultant

Bristol, Gloucestershire, United Kingdom
Twinstream Limited
with structured data formats (JSON, XML, CSV) Familiarity with synchronous/asynchronous architecture concepts Desirable: Exposure to programming languages (Java, JavaScript, Python, Go) Working knowledge of APIs (Swagger/OpenAPI 3), shell scripting, and AWS Experience with CloudFormation templates and AWS administration Previous involvement in technical authorship or documentation Security & Inclusivity Due to the nature of our clients, candidates More ❯
Employment Type: Permanent
Salary: GBP 70,000 - 90,000 Annual
Posted:
OpenAPI
10th Percentile
£33,750
25th Percentile
£40,000
Median
£55,000
75th Percentile
£60,000
90th Percentile
£77,500