Contract OpenAPI Jobs in England

9 of 9 Contract OpenAPI Jobs in England

Senior Java Developer

Telford, Shropshire, England, United Kingdom
Hybrid/Remote Options
TXP Technology x People
from regulated sectors such as Banking, Finance, Insurance, Utilities, or Telecommunications Desirable/Nice-to-Have Skills JPA/Hibernate Maven Mockito Kibana AWS GitLab (CI/CD) Helm OpenAPI SQL Shell Scripting More ❯
Employment Type: Contractor
Rate: £0 per annum
Posted:

Java - API & Microservices (NHS Digital Integration) Developer

London, United Kingdom
Salt
with Spring Boot , Spring Cloud, and distributed microservices. * Proven experience designing and building RESTful APIs. * Experience working with NHS Digital services , healthcare APIs, or standards such as FHIR, HL7, OpenAPI, or integration with NHS Spine (highly desirable). * Hands-on experience with Docker , Kubernetes , and containerized deployments. * Familiarity with CI/CD pipelines (Jenkins, GitLab CI, Azure DevOps, etc. More ❯
Employment Type: Contract
Rate: £340 - £350.00 per day + Remote -Outside IR35
Posted:

Java - API & Microservices NHS Digital Integration Developer

London, South East, England, United Kingdom
Salt Search
with Spring Boot , Spring Cloud, and distributed microservices. * Proven experience designing and building RESTful APIs. * Experience working with NHS Digital services , healthcare APIs, or standards such as FHIR, HL7, OpenAPI, or integration with NHS Spine (highly desirable). * Hands-on experience with Docker , Kubernetes , and containerized deployments. * Familiarity with CI/CD pipelines (Jenkins, GitLab CI, Azure DevOps, etc. More ❯
Employment Type: Contractor
Rate: £340 - £350 per day
Posted:

.Net developer

London, South East, England, United Kingdom
eTeam Inc
containerized deployments Required Technical Skills • 5+ years of experience with .NET development (C#, ASP.NET Core) • Strong experience with Entity Framework Core and PostgreSQL • Proficiency in RESTful API design and OpenAPI/Swagger documentation • Experience with authentication systems (OAuth2, JWT, Azure AD) • Knowledge of containerization (Docker) and Kubernetes/OpenShift • Experience with background job processing and scheduled tasks • Understanding of More ❯
Employment Type: Contractor
Rate: £280 - £297 per day
Posted:

Lead API Solution Architect

London, South East, England, United Kingdom
Venn Group
banking or regulated financial environments. Working knowledge of payments, KYC, lending, trading, or regulatory reporting. Familiarity with Open Banking standards and financial API ecosystems. Strong understanding of REST, JSON, OpenAPI, and event-driven integration. Experience with API platforms such as Azure API Management or Apigee . Knowledge of secure messaging and integration tools (e.g. Kafka, IBM MQ). Experience More ❯
Employment Type: Contractor
Rate: £650 - £1,000 per day
Posted:

Lead API Solution Architect - Financial Services / Banking

London, United Kingdom
Adecco
and cloud systems Maintain compliance with financial regulations Monitor and optimise API performance and developer experience Experience Required: Proven leadership in large-scale API programmes Expertise in REST, OAuth2, OpenAPI, and API security Familiarity with banking processes and Open Banking standards Cloud (Azure/GCP), CI/CD, and integration tools (Kafka, IBM MQ) Strong stakeholder management and strategic More ❯
Employment Type: Contract
Posted:

Lead API Solution Architect - Financial Services / Banking

London, South East, England, United Kingdom
Adecco
and cloud systems Maintain compliance with financial regulations Monitor and optimise API performance and developer experience Experience Required: Proven leadership in large-scale API programmes Expertise in REST, OAuth2, OpenAPI, and API security Familiarity with banking processes and Open Banking standards Cloud (Azure/GCP), CI/CD, and integration tools (Kafka, IBM MQ) Strong stakeholder management and strategic More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Microsoft Teams Developer

London, South East, England, United Kingdom
Jonothan Bosworth
Looking For: Strong background in Microsoft Azure , including API Management , Azure AD , and App Services . Experience with Microsoft Teams app development or Microsoft 365 integrations . Familiarity with OpenAPI/Swagger , Postman , and developer documentation . Exposure to Infrastructure as Code (Bicep, Terraform, ARM) . Version control and CI/CD using Azure DevOps or GitHub . Bonus More ❯
Employment Type: Contractor
Rate: £200 - £500 per day
Posted:

Technical Analyst

London, United Kingdom
Hybrid/Remote Options
Adecco
independently, take initiative, and deliver results in a fast-paced environment. Excellent stakeholder communication and workshop participation skills. Experience with relevant standards and technologies such as: -REST APIs, JSON, OpenAPI specifications -OBIE (Open Banking Implementation Entity) -Berlin Group Standards -ISO 20022 messaging formats Candidates will need to show evidence of the above in their CV in order to be More ❯
Employment Type: Contract
Rate: £400 - £500/day
Posted:
OpenAPI
England
10th Percentile
£382
25th Percentile
£413
Median
£475
75th Percentile
£536
90th Percentile
£641