526 to 550 of 717 C# Jobs in the South East

wants to shape the future of a platform used by global clients. What you’ll do as Senior Software Engineer: Lead the design and delivery of backend systems using C#, .NET, Azure, and CosmosDB Build robust APIs that power integrations across the platform Own system health and resilience, solving production issues before they escalate. Drive architectural decisions and set technical … deliver impactful solutions Influence hiring and onboarding to help scale a high-performing engineering culture What experience you’ll bring: 5+ years building complex backend systems Deep expertise in C#, .NET, and cloud platforms (Azure preferred) Experience with microservices, serverless architecture, and secure API development Strong DevOps mindset with CI/CD, observability, and automation skills Proficiency in SQL and More ❯

wants to shape the future of a platform used by global clients. What you’ll do as Senior Software Engineer: Lead the design and delivery of backend systems using C#, .NET, Azure, and CosmosDB Build robust APIs that power integrations across the platform Own system health and resilience, solving production issues before they escalate. Drive architectural decisions and set technical … deliver impactful solutions Influence hiring and onboarding to help scale a high-performing engineering culture What experience you’ll bring: 5+ years building complex backend systems Deep expertise in C#, .NET, and cloud platforms (Azure preferred) Experience with microservices, serverless architecture, and secure API development Strong DevOps mindset with CI/CD, observability, and automation skills Proficiency in SQL and More ❯

Engineer – Guildford (Onsite) | Up to £90,000 + Bonus + Benefits Are you a Software developer with strong front-end experience in React , Angular or Blazor , paired with solid C# backend skills? Are you Interested in working with Blazor Microsoft’s modern UI framework? This role offers the chance to work on web applications with a strong front-end focus … environment with strong support for growth Contributing to the full product lifecycle—from design to deployment 🛠️ Tech Stack Frontend : Blazor (primary framework), WinForms, WPF, or Angular, React, Vue Backend : C# .NET Cloud & DevOps : Microservices, Docker, REST APIs, CI/CD, Terraform Bonus : Exposure to Machine Learning and AI 🎓 What You’ll Bring A degree in Computer Science, Engineering, Maths, or More ❯

Engineer – Guildford (Onsite) | Up to £90,000 + Bonus + Benefits Are you a Software developer with strong front-end experience in React , Angular or Blazor , paired with solid C# backend skills? Are you Interested in working with Blazor Microsoft’s modern UI framework? This role offers the chance to work on web applications with a strong front-end focus … environment with strong support for growth Contributing to the full product lifecycle—from design to deployment Tech Stack Frontend : Blazor (primary framework), WinForms, WPF, or Angular, React, Vue Backend : C# .NET Cloud & DevOps : Microservices, Docker, REST APIs, CI/CD, Terraform Bonus : Exposure to Machine Learning and AI What You’ll Bring A degree in Computer Science, Engineering, Maths, or More ❯

at enterprise scale, think architecturally, and deliver under pressure in complex technical environments. Tech Stack & Environment You’ll work across a diverse range of modern technologies, including: Core languages: C#, Python, Rust Front end: JavaScript/TypeScript/Angular/RX JS Infrastructure: Kubernetes, containers, DevOps, CI/CD Emerging tech: WebAssembly, AI integration, and AI frameworks Systems: Cross-platform … environments This is a genuine technologist’s role — building critical software that combines engineering precision, scalability, and innovation. What We’re Looking For Very strong expertise in one of C#, Python or Java , ideally with working knowledge of another. Rust very desirable Proven experience designing and developing complex, distributed, real-time systems . Deep understanding of software architecture, concurrency, performance More ❯

at enterprise scale, think architecturally, and deliver under pressure in complex technical environments. Tech Stack & Environment You’ll work across a diverse range of modern technologies, including: Core languages: C#, Python, Rust Front end: JavaScript/TypeScript/Angular/RX JS Infrastructure: Kubernetes, containers, DevOps, CI/CD Emerging tech: WebAssembly, AI integration, and AI frameworks Systems: Cross-platform … environments This is a genuine technologist’s role — building critical software that combines engineering precision, scalability, and innovation. What We’re Looking For Very strong expertise in one of C#, Python or Java , ideally with working knowledge of another. Rust very desirable Proven experience designing and developing complex, distributed, real-time systems . Deep understanding of software architecture, concurrency, performance More ❯

at enterprise scale, think architecturally, and deliver under pressure in complex technical environments. Tech Stack & Environment You’ll work across a diverse range of modern technologies, including: Core languages: C#, Python, Rust Front end: JavaScript/TypeScript/Angular/RX JS Infrastructure: Kubernetes, containers, DevOps, CI/CD Emerging tech: WebAssembly, AI integration, and AI frameworks Systems: Cross-platform … environments This is a genuine technologist’s role — building critical software that combines engineering precision, scalability, and innovation. What We’re Looking For Very strong expertise in one of C#, Python or Java , ideally with working knowledge of another. Rust very desirable Proven experience designing and developing complex, distributed, real-time systems . Deep understanding of software architecture, concurrency, performance More ❯

being supported to continue growing your technical skillset in a collaborative, innovation-driven environment. Key Responsibilities Develop and customise Dynamics 365 CE solutions across Sales, Service, and Marketing Build C# plugins and JavaScript to enhance business logic and UI interactivity Deliver low-code solutions using Power Platform tools (Power Automate, PCF, etc.) Work with senior developers and consultants to deliver … consultants, testers, and stakeholders Support application lifecycle management and DevOps practices using Azure DevOps Essential Skills Experience developing with Dynamics 365 CE (Sales, Service, or Marketing modules) Proficiency in C#, .NET, and JavaScript for Dynamics 365 development Understanding of Power Platform capabilities (Power Apps, Power Automate) Familiarity with plugin registration tools and form scripting Solid communication and problem-solving skills More ❯

farm economics, productivity, and environmental impact . Key Responsibilities Lead technical strategy and oversee architecture for scalable, data-driven systems. Remain actively hands-on , designing and developing high-performance C#/.NET back-end systems . Mentor and guide a growing team of developers — setting technical standards and driving best practices. Oversee end-to-end solution delivery, ensuring performance, security … a Back-End Developer/Engineering Lead/CTO in data-heavy environments Demonstrable history of technical excellence and leadership in commercial software development Technical Expertise Advanced proficiency in C#/.NET Core/.NET Framework Strong command of Azure Cloud Services Deep experience with SQL Server and high-volume transactional systems Expertise in data architecture, performance optimisation , and scalable More ❯

non-technical stakeholders Proven ability to deliver projects from inception to completion while maintaining high technical standards Adaptability to new tools, technologies, and methodologies Solid technical skills in: .NET (C#) Unit & integration testing CI/CD pipeline development (GitHub or similar) AWS services (IAM, Lambda, API Gateway) Angular, REST APIs, Web API development SpecFlow (BDD), Postman, OpenAPI MS SQL Server … Technical Team Lead/Development Manager/Engineering Manager/Lead Software Engineer/Platform Engineering Lead/.NET Developer/AWS Developer/Solutions Architect/.NET/C#/AWS/Angular/REST APIs/MongoDB/Docker/CI/CD/MS SQL Server/Scaled Agile/BDD/CQRS/Event-Driven Architecture More ❯

contract basis. You'll be working on critical middle and back-office systems that support trading and operations functions. Key Responsibilities Design, develop, and maintain full stack applications using C# backend and React frontend Build and enhance middle and back-office systems supporting fund operations Collaborate with business stakeholders including fund accounting, operations, and trading teams Develop scalable, high-performance … solutions for financial data processing Participate in code reviews and maintain high development standards Required Skills & Experience Strong proficiency in C# .NET (Core preferred) for backend development Solid experience with React and modern JavaScript frameworks Experience with SQL Server and database design Proven experience working on middle/back-office systems in financial services Understanding of fund operations workflows and More ❯

contract basis. You'll be working on critical middle and back-office systems that support trading and operations functions. Key Responsibilities Design, develop, and maintain full stack applications using C# backend and React frontend Build and enhance middle and back-office systems supporting fund operations Collaborate with business stakeholders including fund accounting, operations, and trading teams Develop scalable, high-performance … solutions for financial data processing Participate in code reviews and maintain high development standards Required Skills & Experience Strong proficiency in C# .NET (Core preferred) for backend development Solid experience with React and modern JavaScript frameworks Experience with SQL Server and database design Proven experience working on middle/back-office systems in financial services Understanding of fund operations workflows and More ❯

contract basis. You'll be working on critical middle and back-office systems that support trading and operations functions. Key Responsibilities Design, develop, and maintain full stack applications using C# backend and React frontend Build and enhance middle and back-office systems supporting fund operations Collaborate with business stakeholders including fund accounting, operations, and trading teams Develop scalable, high-performance … solutions for financial data processing Participate in code reviews and maintain high development standards Required Skills & Experience Strong proficiency in C# .NET (Core preferred) for backend development Solid experience with React and modern JavaScript frameworks Experience with SQL Server and database design Proven experience working on middle/back-office systems in financial services Understanding of fund operations workflows and More ❯

Senior C# .NET Developer Mayfair, London - Hybrid (1 - 2 days per week in the office) £68,000 - £72,000 per annum The Role Our client is hiring a backend C# .NET Developer to join their engineering team in a hybrid role (1 - 2 days per week in the office). You’ll help build and maintain high-performance backend systems … that support searching , order processing , and background processes with a strong focus on both application logic and data access . This role is ideal for someone confident in both C#/.NET development and SQL , and who enjoys working on clean, maintainable code and performance-optimised database logic. What You’ll Be Working On: Designing and building backend services in … Telemetry and Grafana for logs, metrics, tracing, and alerting across backend services. Contributing to technical design discussions, code reviews, and deployments. What They’re Looking For: Strong experience in C#/.NET backend development. Solid understanding of data modelling, indexing, and performance tuning. Skilled in writing and optimising complex SQL queries and stored procedures. Experience building and maintaining APIs, background More ❯

C# Fullstack Developer Our investment bamkng client is looking for a highly skilled C# Fullstack Developer to join their London baseed team in a permananent capacity. Overview: We are seeking a highly skilled C# Fullstack Developer with experience in investment banking or large-scale enterprise environments. This role involves working closely with middle office and back office stakeholders , contributing to … and maintain fullstack applications using modern technologies. Contribute to DevOps processes and CI/CD pipelines. Work with large data models and multithreaded systems. Essential Skills: Strong proficiency in C# and backend development. Frontend experience with Angular and AG Grid . Solid understanding of SQL Server and database design. Familiarity with Jenkins or other DevOps tools. Ability to build strong More ❯

We're seeking a Quality Engineer with hands-on experience in C#, Visual Studio, and the Microsoft tech stack. If you have experience testing both frontend and backend systems and enjoy driving automation and quality in a fast-paced, collaborative environment, wed love to hear from you! We are Preservica, and our active digital preservation solutions are at the razors … Quality Assurance Engineer role offers hybrid working , with flexibility to work from home and 1-2 monthly office days. Key Responsibilities Enhance and maintain our test automation framework using C# and Playwright (transitioning from Selenium). Write clean, maintainable test scripts using Gherkin syntax and ReqNRoll. Participate in Agile ceremonies, story reviews, and provide early feedback on testability and quality. … Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience). 2+ years of experience in software testing with a strong focus on automation. Proficient in C# and test automation tools (Selenium, Playwright). Solid understanding of Agile/Kanban methodologies and shift-left testing practices. Strong knowledge of API testing and backend validation. Familiarity with performance More ❯

Experience • Experience in Development/Configuration/solutions evaluation/Validation and deployment • Hands on experience writing plugins, workflows, JavaScript’s, dialogs etc. • Excellent Analytical and Communication skills • NET, C#, JavaScript experience a plus/• Working knowledge of CRM’s interoperability capability with MS Office, MS Office 365, SharePoint, Azure and MS BI Stack • C#/VB.net, ADO.Net, XML, T More ❯

Experience • Experience in Development/Configuration/solutions evaluation/Validation and deployment • Hands on experience writing plugins, workflows, JavaScript’s, dialogs etc. • Excellent Analytical and Communication skills • NET, C#, JavaScript experience a plus/• Working knowledge of CRM’s interoperability capability with MS Office, MS Office 365, SharePoint, Azure and MS BI Stack • C#/VB.net, ADO.Net, XML, T More ❯

Experience • Experience in Development/Configuration/solutions evaluation/Validation and deployment • Hands on experience writing plugins, workflows, JavaScript’s, dialogs etc. • Excellent Analytical and Communication skills • NET, C#, JavaScript experience a plus/• Working knowledge of CRM’s interoperability capability with MS Office, MS Office 365, SharePoint, Azure and MS BI Stack • C#/VB.net, ADO.Net, XML, T More ❯

Senior Test Engineer/QA Tester (SDET Python .Net AI) Reigate/WFH to £85k Are you a QA testing technologist with Python or C# .Net coding skills and an interest in AI? You could be progressing your career in a senior, hands on role at a global InsurTech business that is producing game changing technology. As a Senior QA … flagship insurance products, with a focus on testing the AI elements of the product, as well as full stack testing using tools such as Cypress, with Python, JavaScript or C# coding. Location/WFH: There's a flexible work from home hybrid model, you'll join colleagues in the Reigate office twice a week for team meet-ups and stakeholder … meetings with the other three days work from home. About you: You are a skilled Software Development Engineer in Test/SDET with strong Python or C# .Net coding skills, TypeScript would also be of benefit You have a strong understanding of application architecture and microservices - how to test all layers of an application You have a strong understanding of More ❯

Senior Test Engineer/QA Tester (SDET Python .Net AI) Reigate/WFH to £85k Are you a QA testing technologist with Python or C# .Net coding skills and an interest in AI? You could be progressing your career in a senior, hands on role at a global InsurTech business that is producing game changing technology. As a Senior QA … flagship insurance products, with a focus on testing the AI elements of the product, as well as full stack testing using tools such as Cypress, with Python, JavaScript or C# coding. Location/WFH: There's a flexible work from home hybrid model, you'll join colleagues in the Reigate office twice a week for team meet-ups and stakeholder … meetings with the other three days work from home. About you: You are a skilled Software Development Engineer in Test/SDET with strong Python or C# .Net coding skills, TypeScript would also be of benefit You have a strong understanding of application architecture and microservices - how to test all layers of an application You have a strong understanding of More ❯

for your next move? We’re seeking a Senior Power Platform Developer to join a leading Microsoft Partner expanding its Power Platform capability. This hands-on role focuses on C#/.NET plugin development, Dataverse SDK, and Azure-integrated solutions, collaborating with Solution Architects to deliver scalable, enterprise-ready Power Platform applications that make real business impact. Key Responsibilities: Develop … advanced Dataverse plugins and custom workflows using C#/.NET. Build client-side logic with TypeScript/JavaScript and PCF controls. Deliver secure, scalable Azure integrations (Function Apps, Logic Apps, APIM). Collaborate on solution design, lead technical delivery, and mentor team members. About You: Proven experience with Dataverse/Dynamics 365 plugin development. Experience with Azure integrations (Function Apps More ❯

for your next move? We’re seeking a Senior Power Platform Developer to join a leading Microsoft Partner expanding its Power Platform capability. This hands-on role focuses on C#/.NET plugin development, Dataverse SDK, and Azure-integrated solutions, collaborating with Solution Architects to deliver scalable, enterprise-ready Power Platform applications that make real business impact. Key Responsibilities: Develop … advanced Dataverse plugins and custom workflows using C#/.NET. Build client-side logic with TypeScript/JavaScript and PCF controls. Deliver secure, scalable Azure integrations (Function Apps, Logic Apps, APIM). Collaborate on solution design, lead technical delivery, and mentor team members. About You: Proven experience with Dataverse/Dynamics 365 plugin development. Experience with Azure integrations (Function Apps More ❯

for your next move? We’re seeking a Senior Power Platform Developer to join a leading Microsoft Partner expanding its Power Platform capability. This hands-on role focuses on C#/.NET plugin development, Dataverse SDK, and Azure-integrated solutions, collaborating with Solution Architects to deliver scalable, enterprise-ready Power Platform applications that make real business impact. Key Responsibilities: Develop … advanced Dataverse plugins and custom workflows using C#/.NET. Build client-side logic with TypeScript/JavaScript and PCF controls. Deliver secure, scalable Azure integrations (Function Apps, Logic Apps, APIM). Collaborate on solution design, lead technical delivery, and mentor team members. About You: Proven experience with Dataverse/Dynamics 365 plugin development. Experience with Azure integrations (Function Apps More ❯

software team and will be given the opportunity to contribute ideas which impact the direction of the software. The successful software developer will need to be confident using the C# .NET stack. Any angular experience/knowledge would be beneficial. This is a hybrid role with our client expecting developers to be in the office in Brighton 1 day per … week. As well as good salaries, our client offers a comprehensive benefits package which includes a bonus. Skills required: 3+ years experience as a Software Developer C#, .NET Core Knowledge of Angular is beneficial Strong database knowledge - SQL Server Azure DevOps Agile development methodologies Deployment of software to the AWS and Azure platforms If you feel you have the skills More ❯