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284 exact matches jobs are outside your preferred location
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Strong application security knowledge (OWASP Top 10, API security).
Strong application security knowledge (OWASP Top 10, API security).
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Strong application security knowledge (OWASP Top 10, API security).
Strong application security knowledge (OWASP Top 10, API security).
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Technical Excellence: Design, write, execute, and maintain automated UI and API test suites.
Technical Excellence: Design, write, execute, and maintain automated UI and API test suites.
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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
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Strong application security background (OWASP Top 10, API security).
Strong application security background (OWASP Top 10, API security).
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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
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Senior Infrastructure Operations Engineer - SC Cleared
Senior Infrastructure Operations Engineer - SC Cleared
Certes IT Service Solutions
London
£540 - £550 per day + Negotiable
Integration: Experience with Graph API, Logic Apps, and automation runbooks for cross-platform orchestration.
Integration: Experience with Graph API, Logic Apps, and automation runbooks for cross-platform orchestration.
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.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
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.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
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Job Title: Solution Architect - Location: Windsor, UK - Work Model: Hybrid (1 day per week in office) Job Type: Contract (Inside IR35) Duration: 6 Months - We are seeking an experienced Solution Architect to join our team in Windsor. You will play a key role in defining, communicating, and implementing strategic technology standards and roadmaps, ensuring robust and scalable solutions for business transformation initiatives. This is a hybrid role requiring one day per week in the office. * Identify, publish, and communicate strategic technology standards, frameworks, principles, and roadmaps to guide technology decisions and leverage efficiency opportunities. * Analyze the impact of implementing new technologies into the IT infrastructure. * Assist Solution Architects, Product Specialists, and Project Managers in matching technology services to specific business servi
Job Title: Solution Architect - Location: Windsor, UK - Work Model: Hybrid (1 day per week in office) Job Type: Contract (Inside IR35) Duration: 6 Months - We are seeking an experienced Solution Architect to join our team in Windsor. You will play a key role in defining, communicating, and implementing strategic technology standards and roadmaps, ensuring robust and scalable solutions for business transformation initiatives. This is a hybrid role requiring one day per week in the office. * Identify, publish, and communicate strategic technology standards, frameworks, principles, and roadmaps to guide technology decisions and leverage efficiency opportunities. * Analyze the impact of implementing new technologies into the IT infrastructure. * Assist Solution Architects, Product Specialists, and Project Managers in matching technology services to specific business servi
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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 ...
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
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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.
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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).
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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).
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Experience with API development and integration
Experience with API development and integration
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Understanding of cloud-based solutions and communication protocols (SOAP, API, HTTPS, SFTP, etc.).
Understanding of cloud-based solutions and communication protocols (SOAP, API, HTTPS, SFTP, etc.).
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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
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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
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6-month initial contract * Outside IR35 * 2/3 Days per week on site * £750+ per day - Xpertise Recruitment is working in partnership with an FTSE 250 organisation to support the growth of their Enterprise Team. We're currently seeking an experienced Enterprise Architect to lead the design and governance of their enterprise-wide technology landscape. This is a strategic role, focused on aligning IT architecture with business objectives, driving platform efficiency, and guiding the adoption of modern technologies. The successful candidate will work closely with senior stakeholders to shape the future of the organisation's digital ecosystem. * Ensure the D365 CE programme aligns with business strategy and the target operating model. * Map the current IT landscape, including legacy CRM/ERP systems, integration layers, data flows, middleware, and reporting platforms.
6-month initial contract * Outside IR35 * 2/3 Days per week on site * £750+ per day - Xpertise Recruitment is working in partnership with an FTSE 250 organisation to support the growth of their Enterprise Team. We're currently seeking an experienced Enterprise Architect to lead the design and governance of their enterprise-wide technology landscape. This is a strategic role, focused on aligning IT architecture with business objectives, driving platform efficiency, and guiding the adoption of modern technologies. The successful candidate will work closely with senior stakeholders to shape the future of the organisation's digital ecosystem. * Ensure the D365 CE programme aligns with business strategy and the target operating model. * Map the current IT landscape, including legacy CRM/ERP systems, integration layers, data flows, middleware, and reporting platforms.
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Proficient in hands-on development, coding, and API design.
Proficient in hands-on development, coding, and API design.
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Deep insights and understanding of modern technologies AI/ML, strong experience of AWS Services and efficient API development using GraphQL/Rest APIs.
Deep insights and understanding of modern technologies AI/ML, strong experience of AWS Services and efficient API development using GraphQL/Rest APIs.
Job title: Lead Integration Developer - Location: London, UK - Job type: Contract (Inside IR35) About the Role As a Lead Integration Developer, you will be responsible for designing, developing, and maintaining integration solutions across various platforms, including Guidewire InsuranceSuite and other core systems. You will lead a team of developers, collaborate with stakeholders, and ensure the delivery of integration projects that meet business and technical requirements. What will you do? * Lead the design and implementation of integration solutions using APIs, web services, and messaging systems. * Collaborate with business analysts and architects to define integration requirements and strategies. * Develop and maintain integration components using technologies such as Java, REST/JSON, XML, and Enterprise Messaging Systems.
Job title: Lead Integration Developer - Location: London, UK - Job type: Contract (Inside IR35) About the Role As a Lead Integration Developer, you will be responsible for designing, developing, and maintaining integration solutions across various platforms, including Guidewire InsuranceSuite and other core systems. You will lead a team of developers, collaborate with stakeholders, and ensure the delivery of integration projects that meet business and technical requirements. What will you do? * Lead the design and implementation of integration solutions using APIs, web services, and messaging systems. * Collaborate with business analysts and architects to define integration requirements and strategies. * Develop and maintain integration components using technologies such as Java, REST/JSON, XML, and Enterprise Messaging Systems.
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Location: Esher (two days WFH) Must have Right to Work in the UK (cannot provide sponsorship) This person will contribute directly to the organisations digital transformation roadmap by embedding automation and AI into our operations and business. This will involve building AI-powered conversational agents and automating business processes using Microsoft Power Platform tools like Power Apps, Power Automate, and Power Virtual Agents (part of Microsoft Copilot Studio). * Chatbot Development: Design, build, and implement AI chatbots using Power Virtual Agents/Copilot Studio to streamline interactions and automate tasks. * Process Automation: Create automated workflows and processes using Power Automate to improve efficiency and reduce manual tasks, often incorporating AI capabilities. * Application Development: Develop intelligent business applications with Power Apps,
Location: Esher (two days WFH) Must have Right to Work in the UK (cannot provide sponsorship) This person will contribute directly to the organisations digital transformation roadmap by embedding automation and AI into our operations and business. This will involve building AI-powered conversational agents and automating business processes using Microsoft Power Platform tools like Power Apps, Power Automate, and Power Virtual Agents (part of Microsoft Copilot Studio). * Chatbot Development: Design, build, and implement AI chatbots using Power Virtual Agents/Copilot Studio to streamline interactions and automate tasks. * Process Automation: Create automated workflows and processes using Power Automate to improve efficiency and reduce manual tasks, often incorporating AI capabilities. * Application Development: Develop intelligent business applications with Power Apps,
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Support an API-FIRST Analytics business strategy to design and build SaaS and PaaS solutions, including analytics data solutions, quantitative models, risk analytics and customized reporting tools, and other sophisticated analytical tools. * Experience leading/designing/delivering API service-based product solutions
Support an API-FIRST Analytics business strategy to design and build SaaS and PaaS solutions, including analytics data solutions, quantitative models, risk analytics and customized reporting tools, and other sophisticated analytical tools. * Experience leading/designing/delivering API service-based product solutions