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305 exact matches jobs are outside your preferred location
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Skills: C#.Net, XML / JSON API's, SC & NPPV3 Clearance
Skills: C#.Net, XML / JSON API's, SC & NPPV3 Clearance
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Proficiency in Microsoft Graph API, Azure OpenAI, and Semantic Kernel
Proficiency in Microsoft Graph API, Azure OpenAI, and Semantic Kernel
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Strong grasp of databases (SQL/NoSQL) and API integrations
Strong grasp of databases (SQL/NoSQL) and API integrations
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RESTful API development experience.
RESTful API development experience.
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Customer Portal API Integration
Customer Portal API Integration
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Develop, deploy, and monitor cloud solutions using AWS (Lambda, API Gateway, CloudWatch, ECS, ECR, DynamoDB, S3) * Strong grasp of distributed systems, API security (OAuth, API keys, JWT), and Apigee/APIM platforms
Develop, deploy, and monitor cloud solutions using AWS (Lambda, API Gateway, CloudWatch, ECS, ECR, DynamoDB, S3) * Strong grasp of distributed systems, API security (OAuth, API keys, JWT), and Apigee/APIM platforms
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Connecting to Bakcend API
Connecting to Bakcend API
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Deep understanding of RESTful API design and integration
Deep understanding of RESTful API design and integration
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Good understanding of API testing * Basic understanding of API automation using python
Good understanding of API testing * Basic understanding of API automation using python
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Maintain internal API and code documentation. * Strong experience with React, TypeScript, Java, Spring Boot, and RESTful API development.
Maintain internal API and code documentation. * Strong experience with React, TypeScript, Java, Spring Boot, and RESTful API development.
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Microsoft Power Platform / Agentic AI Engineer
Microsoft Power Platform / Agentic AI Engineer
cer Financial
EC2M, City of London
£705 per day £705 per day (via Umbrella)
Microsoft 365 & Graph API Integration * Proficiency in Microsoft Graph API, Azure OpenAI, and Semantic Kernel
Microsoft 365 & Graph API Integration * Proficiency in Microsoft Graph API, Azure OpenAI, and Semantic Kernel
FEATURED
Build, deploy, and monitor cloud solutions using AWS services (Lambda, API Gateway, CloudWatch, ECS, ECR, DynamoDB, S3). * Design and manage applications using Apigee Edge and X, overseeing the full API lifecycle, driving strategy, and enhancing integrations with analytics. * Enforce security best practices, manage API access (OAuth, API keys, JWT), remediate vulnerabilities, and align with compliance standards in collaboration with security teams. * Strong knowledge of Apigee and API management, including design patterns, performance tuning, and analytics.
Build, deploy, and monitor cloud solutions using AWS services (Lambda, API Gateway, CloudWatch, ECS, ECR, DynamoDB, S3). * Design and manage applications using Apigee Edge and X, overseeing the full API lifecycle, driving strategy, and enhancing integrations with analytics. * Enforce security best practices, manage API access (OAuth, API keys, JWT), remediate vulnerabilities, and align with compliance standards in collaboration with security teams. * Strong knowledge of Apigee and API management, including design patterns, performance tuning, and analytics.
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.NET Developer
.NET Developer
Halian Technology Limited
W1, Central London
From £70,000 to £80,000 per annum Plus bonus and benefits
Proven hands-on experience withAWS servicessuch as Lambda, ECS/Fargate, API Gateway, DynamoDB, S3, CloudFormation/Terraform.
Proven hands-on experience withAWS servicessuch as Lambda, ECS/Fargate, API Gateway, DynamoDB, S3, CloudFormation/Terraform.
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PHP Web Developer
PHP Web Developer
Rise Technical
Northampton, Northamptonshire
£26000 - £34000 per annum + Great Benefits
Experience with Git version control and API integration
Experience with Git version control and API integration
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Understanding of API authentication, rate limits, and error handling.
Understanding of API authentication, rate limits, and error handling.
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Junior PHP Developer
Junior PHP Developer
Rise Technical
Northampton, Northamptonshire
£26000 - £34000 per annum + Great Benefits
Experience with Git version control and API integration
Experience with Git version control and API integration
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Maintain and troubleshoot the custom C# .NET backend API used as a wrapper for Contentful CMS. * API Gateway * Solid expertise in C# .NET, particularly in API development and integration. * Familiarity with Contentful CMS and API integration.
Maintain and troubleshoot the custom C# .NET backend API used as a wrapper for Contentful CMS. * API Gateway * Solid expertise in C# .NET, particularly in API development and integration. * Familiarity with Contentful CMS and API integration.
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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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Mainframe (where relevant): z/OS, CICS, IMS, VSAM, JCL, Control-M, rehost/refactor/API enablement.
Mainframe (where relevant): z/OS, CICS, IMS, VSAM, JCL, Control-M, rehost/refactor/API enablement.
Strong background in software architecture, microservices, and API design.
Strong background in software architecture, microservices, and API design.
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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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Experience in API and BDD testing
Experience in API and BDD testing
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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.
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Leading IT Consultancy with offices in UK and Europe (Netherlands, Belgium and Switzerland) is looking to recruit a permanent Senior Angular C# .Net Developer. We deliver a range of services from IT Consultancy, Software Project Development and Application Support Services for our corporate clients covering Insurance, Retail, FMCG, Automotive, Logistics & Leasing, Publishing and Charity domains (including UN organizations) which are well-known names. This Angular C# .NET Developer is a contract role for minimum 6-12 months and has a hybrid work schedule, split between Working from Home and 2 days per week on site in London. The role is open for permanent applications too. 5+ years of commercial experience in C# .NET development essential - Minimum 2 years experience with Angular (v.10+) - mandatory - Rest APIs incorporated with SQL Server or Sybase DB - mandatory
Leading IT Consultancy with offices in UK and Europe (Netherlands, Belgium and Switzerland) is looking to recruit a permanent Senior Angular C# .Net Developer. We deliver a range of services from IT Consultancy, Software Project Development and Application Support Services for our corporate clients covering Insurance, Retail, FMCG, Automotive, Logistics & Leasing, Publishing and Charity domains (including UN organizations) which are well-known names. This Angular C# .NET Developer is a contract role for minimum 6-12 months and has a hybrid work schedule, split between Working from Home and 2 days per week on site in London. The role is open for permanent applications too. 5+ years of commercial experience in C# .NET development essential - Minimum 2 years experience with Angular (v.10+) - mandatory - Rest APIs incorporated with SQL Server or Sybase DB - mandatory
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Power Platform and Azure Architect
Power Platform and Azure Architect
Hays
RG21, Basingstoke
£500.0 - £600 per day + Up to £600 per day Outside IR35
You will be working for a global leader in biotech and animal genetics innovation. They're not just shaping the future of agriculture - they're delivering science with purpose. From gene editing and reproductive biology to next generation breeding technologies, their work directly improves animal health, food quality, and the resilience of the global food system. The Microsoft Power Platform & Azure Solutions Architect will be responsible for designing, implementing, and optimising scalable, secure, and effective solutions using Microsoft Power Platform (Power Apps, Power Automate, Power BI) and Azure services. This role bridges the gap between business needs and IT capabilities, ensuring that solutions support digital transformation, automation, and integration strategies across the organisation.
You will be working for a global leader in biotech and animal genetics innovation. They're not just shaping the future of agriculture - they're delivering science with purpose. From gene editing and reproductive biology to next generation breeding technologies, their work directly improves animal health, food quality, and the resilience of the global food system. The Microsoft Power Platform & Azure Solutions Architect will be responsible for designing, implementing, and optimising scalable, secure, and effective solutions using Microsoft Power Platform (Power Apps, Power Automate, Power BI) and Azure services. This role bridges the gap between business needs and IT capabilities, ensuring that solutions support digital transformation, automation, and integration strategies across the organisation.
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