Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Salaries
Date posted
Type of Company
Job types
Locations
)
Senior Backend Engineer
Senior Backend Engineer
Plexus Resource Solutions Ltd
City of London (EC1)
From £60,000 to £100,000 per annum
Use Rest API with Python
Use Rest API with Python
)
automation Test Engineer
automation Test Engineer
TALENT INTERNATIONAL UK LTD
City of London (EC4V), EC4V
£440.00 - £450.00 per day
Micro-service architecture and API testing principles
Micro-service architecture and API testing principles
)
Senior Full Stack Engineer
Senior Full Stack Engineer
McGregor Boyall Associates Limited
City of London (EC1)
£80000 - £120000 per annum + bonus
Strong knowledge of system design principles, scalable architecture patterns, and API design.
Strong knowledge of system design principles, scalable architecture patterns, and API design.
)
Salesforce Marketing Cloud Engineer
Salesforce Marketing Cloud Engineer
Stackstudio Digital Ltd.
Paddington, West London (W2)
From £450 to £500 per day
Strong understanding and experience in SFMC API development.
Strong understanding and experience in SFMC API development.
NEW
224 exact matches jobs are outside your preferred location
)
Senior Test Automation Engineer (Python, API / Backend)
Senior Test Automation Engineer (Python, API / Backend)
RGS Global
Cambridge, Cambridgeshire
£45k - 53k per year
This role is heavily focused on API testing and Python-based automation and is suited to experienced engineers with a strong technical QA background. * Develop and execute API and SDK tests, including regression, negative, and backward-compatibility testing
This role is heavily focused on API testing and Python-based automation and is suited to experienced engineers with a strong technical QA background. * Develop and execute API and SDK tests, including regression, negative, and backward-compatibility testing
NEW
)
Product management, within digital services or public sector environments experienced with Apigee (preferred) or similar API management platforms, including API publishing, monitoring, and access control. * Lead the end-to-end product lifecycle for the onboarding service, from discovery through delivery and iteration for Clients API providers. * Define the long-term vision and strategy for API products, focusing on the needs of developers, clinicians, and patients. * Proven experience in product management, ideally within digital services or public sector environments experienced with Apigee (preferred) or similar API management platforms, including API publishing, monitoring, and access control. * Lead the end-to-end product lifecycle for the onboarding service, from
Product management, within digital services or public sector environments experienced with Apigee (preferred) or similar API management platforms, including API publishing, monitoring, and access control. * Lead the end-to-end product lifecycle for the onboarding service, from discovery through delivery and iteration for Clients API providers. * Define the long-term vision and strategy for API products, focusing on the needs of developers, clinicians, and patients. * Proven experience in product management, ideally within digital services or public sector environments experienced with Apigee (preferred) or similar API management platforms, including API publishing, monitoring, and access control. * Lead the end-to-end product lifecycle for the onboarding service, from
)
Experienced in RESTful API design and integration (SOAP and XML/XPath knowledge desirable).
Experienced in RESTful API design and integration (SOAP and XML/XPath knowledge desirable).
)
API Development: Design, develop, and maintain robust, scalable APIs using modern frameworks and technologies.
API Development: Design, develop, and maintain robust, scalable APIs using modern frameworks and technologies.
NEWFEATURED
)
Senior Service Management & Integration Solution Architect
Senior Service Management & Integration Solution Architect
DXC Technology
London
Unspecified Competitive Salary & Benefits
Extensive knowledge and experience with modern ITSM tools, ITIL and API technologies, solutions, and architectures. * Service Integrations using API based policies
Extensive knowledge and experience with modern ITSM tools, ITIL and API technologies, solutions, and architectures. * Service Integrations using API based policies
PREMIUM
)
Experience working with software systems including querying, SQL scripting, and working with API development * Technical understanding of Meta advertising products (including Ads and Pages API, Identity Platform) * Experience working with API documents, calling APIs using scripts, and testing APIs
Experience working with software systems including querying, SQL scripting, and working with API development * Technical understanding of Meta advertising products (including Ads and Pages API, Identity Platform) * Experience working with API documents, calling APIs using scripts, and testing APIs
NEW
The successful candidate will demonstrate significant expertise in Microsoft Azure services, Web API, Azure App Service, .NET Core, and Visual Studio. * Design and implement scalable technology solutions using Web API, Azure App Service, and .NET Core to satisfy business requirements and enhance operational efficiency. * Define architectural patterns for microservices and API management. Azure API Development * Develop and maintain APIs using Azure API Management, Web API, and .NET Core to enable secure and efficient integrations. * Ensure API performance, security, and compliance with best practices. * Monitor and optimize application and API performance using Azure Monitor, Application Insights, and Log Analytics. * Expertise in Mic
The successful candidate will demonstrate significant expertise in Microsoft Azure services, Web API, Azure App Service, .NET Core, and Visual Studio. * Design and implement scalable technology solutions using Web API, Azure App Service, and .NET Core to satisfy business requirements and enhance operational efficiency. * Define architectural patterns for microservices and API management. Azure API Development * Develop and maintain APIs using Azure API Management, Web API, and .NET Core to enable secure and efficient integrations. * Ensure API performance, security, and compliance with best practices. * Monitor and optimize application and API performance using Azure Monitor, Application Insights, and Log Analytics. * Expertise in Mic
)
Senior .Net Integration Developer
Senior .Net Integration Developer
Rise Technical
Maidenhead, Berkshire
£50000.00 - £70000.00 per annum + + Training + Holiday
You will use your expertise in C#/.NET and modern APIs (REST, WebAPI, JSON, OAuth2) to build fault-tolerant, event-driven integrations, support customers and partners with API usage, and deliver clear, high-quality documentation while maintaining security, GDPR compliance, and operational reliability. Taking integration leadership, you will design and maintain well-documented financial and third-party integrations built on modern API standards. * Support customers and partners with integration setup and API usage
You will use your expertise in C#/.NET and modern APIs (REST, WebAPI, JSON, OAuth2) to build fault-tolerant, event-driven integrations, support customers and partners with API usage, and deliver clear, high-quality documentation while maintaining security, GDPR compliance, and operational reliability. Taking integration leadership, you will design and maintain well-documented financial and third-party integrations built on modern API standards. * Support customers and partners with integration setup and API usage
)
Founding Full Stack Engineer (Python/TypeScript) – London - £180K
Founding Full Stack Engineer (Python/TypeScript) – London - £180K
Halian Technology Limited
London
Up to £185,000 per annum High founding member equity and Shares
API integrations, ETL, schema validation
API integrations, ETL, schema validation
Founding Full Stack Engineer (Python/TypeScript) – London - £180K
Founding Full Stack Engineer (Python/TypeScript) – London - £180K
Halian Technology Limited
London
Up to £185,000 per annum High founding member equity
API integrations, ETL, schema validation
API integrations, ETL, schema validation
)
MUST HAVES: Proficient in Flutter / React Native / MAUI, Mobile App Payment Services, strong API consumption, and App security best practices.
MUST HAVES: Proficient in Flutter / React Native / MAUI, Mobile App Payment Services, strong API consumption, and App security best practices.
FEATURED
Operating in a rapidly evolving logistics sector, they will leverage cutting-edge Azure PaaS technologies (App Services, Functions, API Management, etc.) to drive efficiency, reliability, and innovation across high-impact national projects. * Experience with microservices architecture and API Management.
Operating in a rapidly evolving logistics sector, they will leverage cutting-edge Azure PaaS technologies (App Services, Functions, API Management, etc.) to drive efficiency, reliability, and innovation across high-impact national projects. * Experience with microservices architecture and API Management.
)
Develop API integrations (Appsflyer, Firebase, sGTM)
Develop API integrations (Appsflyer, Firebase, sGTM)
As a Technology Architect, you will leverage your expertise in Google Cloud Platform (GCP) and Apigee to design and implement robust API solutions. With a strong focus on cloud infrastructure, API security, and performance optimization, you will ensure seamless integration across enterprise systems. * Design and implement scalable API solutions using Google Cloud Platform and Apigee to meet business requirements. * Collaborate with cross-functional teams to integrate Apigee API Hub and Apigee Hybrid into existing systems. * Provide technical guidance on Apigee OPDK and Apigee X for optimised API management and performance. * Develop and maintain Apigee Developer Portal and Apigee Edge for streamlined API access and lifecycle management. * Implement security protocols
As a Technology Architect, you will leverage your expertise in Google Cloud Platform (GCP) and Apigee to design and implement robust API solutions. With a strong focus on cloud infrastructure, API security, and performance optimization, you will ensure seamless integration across enterprise systems. * Design and implement scalable API solutions using Google Cloud Platform and Apigee to meet business requirements. * Collaborate with cross-functional teams to integrate Apigee API Hub and Apigee Hybrid into existing systems. * Provide technical guidance on Apigee OPDK and Apigee X for optimised API management and performance. * Develop and maintain Apigee Developer Portal and Apigee Edge for streamlined API access and lifecycle management. * Implement security protocols
Act as the champion for TMF ODA and Open API principles across Energy Services Platform. Strong experience designing and implementing solutions using TM Forum Open APIs and a deep understanding of the ODA and Open API frameworks - Proficiency in RESTful API design, JSON, OpenAPI/Swagger specifications, microservices architecture, and cloud-native deployment models (Docker, Kubernetes, public/hybrid cloud platforms)
Act as the champion for TMF ODA and Open API principles across Energy Services Platform. Strong experience designing and implementing solutions using TM Forum Open APIs and a deep understanding of the ODA and Open API frameworks - Proficiency in RESTful API design, JSON, OpenAPI/Swagger specifications, microservices architecture, and cloud-native deployment models (Docker, Kubernetes, public/hybrid cloud platforms)
)
ClearCourse Technical Support Lead (Payments / API / Incident Management) * Analyse API logs, JSON payloads and system behaviour * Confident with API testing, log analysis and monitoring tools
ClearCourse Technical Support Lead (Payments / API / Incident Management) * Analyse API logs, JSON payloads and system behaviour * Confident with API testing, log analysis and monitoring tools
PREMIUM
)
Experience of Python, Bash, API's
Experience of Python, Bash, API's
FEATURED
)
Hands-on understanding and experience with API testing * Ability to develop functional tests, which exercise the UI, API and DB layers
Hands-on understanding and experience with API testing * Ability to develop functional tests, which exercise the UI, API and DB layers
NEWFEATURED
Applied AI Software Engineer - London (Hybrid) - AWS Partner
Applied AI Software Engineer - London (Hybrid) - AWS Partner
Transparent Technology
London
£75000 - £150000 per annum
As a Software Engineer first, you will have deep expertise in at least one programming language (Python, Node.js, Java, JavaScript, TypeScript, React) and proven experience in productionising GenAI solutions, including integrating LLMs, LangChain, OpenAI API, or Claude.
As a Software Engineer first, you will have deep expertise in at least one programming language (Python, Node.js, Java, JavaScript, TypeScript, React) and proven experience in productionising GenAI solutions, including integrating LLMs, LangChain, OpenAI API, or Claude.
)
Applications Support Analyst / Engineer
Applications Support Analyst / Engineer
Kudos Partners
Datchet Common, Slough (SL3), SL3
£75,000 per annum plus 12% bonus - generous benefits package
API support and monitoring tools (e.g., SolarWinds, AzureAppInsights)
API support and monitoring tools (e.g., SolarWinds, AzureAppInsights)
Hands-on understanding and experience with API testing * Ability to develop functional tests, which exercise the UI, API and DB layers
Hands-on understanding and experience with API testing * Ability to develop functional tests, which exercise the UI, API and DB layers
FEATURED