Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Popular searches nearby
Other popular locations
Salaries
Date posted
Type of Company
Job types
Locations
- London
- Guildford
- South East
- Farnborough
- City of London
- Kingston Upon Thames
- Windsor
- West Sussex
- South West London
- Woking
- Nottingham
- Newcastle Upon Tyne
- South East London
- Hampshire
- Norwich
- Reading
- Bournemouth
- Leicestershire
- Leeds
- Liverpool
- Manchester
- Birmingham
- Essex
- Kent
- Southampton
- Portsmouth
- Cheltenham
- Bristol
- Midlands
- Dorset
- Bath
- Canary Wharf
- North East
- Wolverhampton
- Cambridge
- Plymouth
- Sheffield
- Stevenage
- Belfast
- Central London
- East Midlands
- Berkshire
168 exact matches jobs are outside your preferred location
)
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
NEW
The candidate will hold specialization in designing web applications, middleware/API layer and AWS.
The candidate will hold specialization in designing web applications, middleware/API layer and AWS.
NEW
)
About the company: Join a high-growth fintech startup in King's Cross as their Founding Engineer, working directly with the founders to build a Payments Platform API platform from the ground up. * Ambitious technologist who is passionate about building market leading Payments API Platforms
About the company: Join a high-growth fintech startup in King's Cross as their Founding Engineer, working directly with the founders to build a Payments Platform API platform from the ground up. * Ambitious technologist who is passionate about building market leading Payments API Platforms
)
About the company: Join a high-growth fintech startup in King's Cross as their Founding Engineer, working directly with the founders to build a Payments Platform API platform from the ground up. * Ambitious technologist who is passionate about building market leading Payments API Platforms
About the company: Join a high-growth fintech startup in King's Cross as their Founding Engineer, working directly with the founders to build a Payments Platform API platform from the ground up. * Ambitious technologist who is passionate about building market leading Payments API Platforms
)
Work with TypeScript, Node.js, React.js, and AWS services (Lambda, API Gateway). Hands-on experience with AWS services (e.g., Lambda, API Gateway). Strong background in API design and integration.
Work with TypeScript, Node.js, React.js, and AWS services (Lambda, API Gateway). Hands-on experience with AWS services (e.g., Lambda, API Gateway). Strong background in API design and integration.
NEW
)
Full Stack Python Engineer
Full Stack Python Engineer
Spectrum It Recruitment Limited
PO14, Fareham
£30000 - £55000 per annum + plus benefits
API models
API models
NEW
)
Deep understanding of RESTful API design and integration
Deep understanding of RESTful API design and integration
NEW
)
Good understanding of API testing * Basic understanding of API automation using python
Good understanding of API testing * Basic understanding of API automation using python
NEW
)
Familiarity with workflow automation solutions (UiPath, Power Automate, Zapier, n8n) and API development
Familiarity with workflow automation solutions (UiPath, Power Automate, Zapier, n8n) and API development
NEW
)
This role involves architecting cloud-native solutions using Azure Cosmos DB (SQL API and Mongo API), implementing effective partitioning strategies, indexing, and consistency models to support real-time financial data processing. * Architect and develop cloud-native applications using Azure Cosmos DB (SQL API, Mongo API)
This role involves architecting cloud-native solutions using Azure Cosmos DB (SQL API and Mongo API), implementing effective partitioning strategies, indexing, and consistency models to support real-time financial data processing. * Architect and develop cloud-native applications using Azure Cosmos DB (SQL API, Mongo API)
NEW
Senior Software Engineer for Southampton based organisation
Senior Software Engineer for Southampton based organisation
Claremont Consulting
SO14, Southampton
£55000.00 - £66000.00 per annum + Many benefits, superb pension
Technical knowledge and experience in producing resilient services to provide API services to front end systems.
Technical knowledge and experience in producing resilient services to provide API services to front end systems.
NEW
)
Lead .Net Software Developer
Lead .Net Software Developer
Hireful
Milton Keynes, Buckinghamshire
£65k - £75k base salary plus Bonus and awesome benefits
Are you a hands-on Lead or Senior .Net Developer ready to shape architecture and guide talented developers? Want a hybrid role with 3 days WFH? This is your chance to stay close to the code while making key technical decisions that drive real business impact. You'll join a collaborative, forward-thinking team building cutting-edge products — with the support, tools, and flexibility to thrive. Role: Lead Software Developer, Senior .Net Developer, Software Engineering Manager, Senior Full Stack Developer, Lead .Net Developer, Lead Software Engineer, Senior C# Developer - Salary: £65k - £75k base + Bonus - Benefits: 5% pension, 25 days holiday, 2 wellbeing days, Christmas shutdown, private healthcare, life assurance, cinema tickets & more - Location: Milton Keynes – Hybrid (2 days a week in office) If you’ve got strong .Net (C#) experience and skills in GitHub, APIs, Pos
Are you a hands-on Lead or Senior .Net Developer ready to shape architecture and guide talented developers? Want a hybrid role with 3 days WFH? This is your chance to stay close to the code while making key technical decisions that drive real business impact. You'll join a collaborative, forward-thinking team building cutting-edge products — with the support, tools, and flexibility to thrive. Role: Lead Software Developer, Senior .Net Developer, Software Engineering Manager, Senior Full Stack Developer, Lead .Net Developer, Lead Software Engineer, Senior C# Developer - Salary: £65k - £75k base + Bonus - Benefits: 5% pension, 25 days holiday, 2 wellbeing days, Christmas shutdown, private healthcare, life assurance, cinema tickets & more - Location: Milton Keynes – Hybrid (2 days a week in office) If you’ve got strong .Net (C#) experience and skills in GitHub, APIs, Pos
NEWFEATURED
)
API integration
API integration
NEW
)
Writing automation scripts in Postman or Ready API * Experience with writing automation scripts in Postman or Ready API
Writing automation scripts in Postman or Ready API * Experience with writing automation scripts in Postman or Ready API
NEW
Contribute to backend/API testing and support security testing initiatives. * Strong knowledge of API testing and backend validation.
Contribute to backend/API testing and support security testing initiatives. * Strong knowledge of API testing and backend validation.
NEW
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
NEW
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
NEW
LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. Its how weve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services and our open-access model we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity.LSEG is headquartered in the United Kingdom, with significant ...
LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. Its how weve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services and our open-access model we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity.LSEG is headquartered in the United Kingdom, with significant ...
NEW
Security Architecture Secure Design Team - Role: Manager Principal Security Architect: Secure Design (Individual Contributor) Grade: GG14 - The Security Architecture Design team is responsible for developing Security Architecture patterns, developing security controls needed for new technology, promoting the use of the architectural patterns into development projects, leading the Security Architecture Design Forum, Evaluating architectural security risks in existing systems, consulting with system development teams and architects on building security into their design. This key task of this role is accelerating the delivery of secure design artefacts and leading secure design interventions - by adding capacity and capability to the team. Reports to: Senior Manager Secure Design - Key Relationships * Business Aligned Principal Security Architects * CyberSecurity Engine
Security Architecture Secure Design Team - Role: Manager Principal Security Architect: Secure Design (Individual Contributor) Grade: GG14 - The Security Architecture Design team is responsible for developing Security Architecture patterns, developing security controls needed for new technology, promoting the use of the architectural patterns into development projects, leading the Security Architecture Design Forum, Evaluating architectural security risks in existing systems, consulting with system development teams and architects on building security into their design. This key task of this role is accelerating the delivery of secure design artefacts and leading secure design interventions - by adding capacity and capability to the team. Reports to: Senior Manager Secure Design - Key Relationships * Business Aligned Principal Security Architects * CyberSecurity Engine
NEW
)
Large Language API's (from 2021) * Assisting with the maintenance and iteration of a FastAPI-based web API hosted on AWS.
Large Language API's (from 2021) * Assisting with the maintenance and iteration of a FastAPI-based web API hosted on AWS.
NEW
)
Experience with AWS, Kubernetes, Service Mesh, and API Security (including authentication and authorization).
Experience with AWS, Kubernetes, Service Mesh, and API Security (including authentication and authorization).
NEW
Experience with AWS, Kubernetes, Service Mesh, API gateways, and API Security (authentication and authorization).
Experience with AWS, Kubernetes, Service Mesh, API gateways, and API Security (authentication and authorization).
NEW
)
Experience with API development and integration
Experience with API development and integration
NEW
)
We employ a micro front-end (MFE) architecture on the web, and agentic workflows with API-first services behind it, to integrate risk insights seamlessly across workflows and surfaces. * Design, develop, and operate secure, scalable APIs/microservices in Python (FastAPI) or Java (Spring Boot), following API-first principles * Experience building and consuming APIs; strong grasp of REST/gRPC and API
We employ a micro front-end (MFE) architecture on the web, and agentic workflows with API-first services behind it, to integrate risk insights seamlessly across workflows and surfaces. * Design, develop, and operate secure, scalable APIs/microservices in Python (FastAPI) or Java (Spring Boot), following API-first principles * Experience building and consuming APIs; strong grasp of REST/gRPC and API
NEW
)
The Digital Engineering team is responsible for providing unified digital experience to our clients that interact with Transaction Banking products via different interfaces such as Banking as a Service API, client portal, Files and SWIFT network. * Experience with Microservice architectures and REST API * Open API Familiarity with experience in building external API using REST and Webhooks
The Digital Engineering team is responsible for providing unified digital experience to our clients that interact with Transaction Banking products via different interfaces such as Banking as a Service API, client portal, Files and SWIFT network. * Experience with Microservice architectures and REST API * Open API Familiarity with experience in building external API using REST and Webhooks
NEW
Related Jobs
Locations
- London
- Guildford
- South East
- Farnborough
- City of London
- Kingston Upon Thames
- Windsor
- West Sussex
- South West London
- Woking
- Nottingham
- Newcastle Upon Tyne
- South East London
- Hampshire
- Norwich
- Reading
- Bournemouth
- Leicestershire
- Leeds
- Liverpool
- Manchester
- Birmingham
- Essex
- Kent
- Southampton
- Portsmouth
- Cheltenham
- Bristol
- Midlands
- Dorset
- Bath
- Canary Wharf
- North East
- Wolverhampton
- Cambridge
- Plymouth
- Sheffield
- Stevenage
- Belfast
- Central London
- East Midlands
- Berkshire