1 to 25 of 36 C# Software Engineer Jobs in the South East

various sites worldwide. We are transitioning to a new platform built on Azure local with Windows Server 2016, 2022 and Microsoft SQL Server 2022, supporting bespoke COTS medical software and infrastructure. Our client now wants to integrate some new (separate) capabilities with our existing … platforms and services. This will require the update and improvement to a series of API interfaces to allow the client to operate an ecosystem of medical capabilities. As a C# Developer, you will play a critical role in updating our current systems and APIs to allow the movement of data between our systems and the new client systems. You … configuration, and deployment of operating system images. • Collaborate with infrastructure and support teams to address system-wide enhancements. Required qualifications to be successful in this role • Strong background in C# development with Visual Studio 2019 and git. • Hands-on experience with Windows Server 2016 and above environments. • Solid experience working with Microsoft SQL Server 2017 and above. • Familiarity with More ❯

C# Software Engineer (Security Clearance) Position Description The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile … platforms and services. This will require the update and improvement to a series of API interfaces to allow the client to operate an ecosystem of medical capabilities. As a C# Developer, you will play a critical role in updating our current systems and APIs to allow the movement of data between our systems and the new client systems. You … configuration, and deployment of operating system images. • Collaborate with infrastructure and support teams to address system-wide enhancements. Required qualifications to be successful in this role • Strong background in C# development with Visual Studio 2019 and git. • Hands-on experience with Windows Server 2016 and above environments. • Solid experience working with Microsoft SQL Server 2017 and above. • Familiarity with More ❯

Title: Senior Software Engineer (C#) Department: Procode IT Location: Commutable distance of Chandlers Ford Salary: Circa £56,238 + 15% discretionary bonus scheme Are you an experienced Software Engineer with a strong track record in C#, .NET core & ASP.NET core? Do you enjoy guiding, mentoring and supporting others within a … holds? Do you have the drive to want to deliver great solutions for customers? Then we have an exciting opportunity as a Senior Software Engineer (C#), where we aim to provide you with a uniquely inclusive and diverse workplace, which showcases the extraordinary in all of us, by enabling you to be the best you … within Procode. You will also be supporting the ongoing development of other software engineers within the team. Who are we looking for? Your in-depth knowledge of C#, .NET core & ASP.NET core, will enable you to swiftly become a productive member of the team. Your experience working in an agile environment will allow you to integrate seamlessly More ❯

Title: Software Engineer (C#) Department: Procode IT Location: Commutable distance of Chandlers Ford Salary: Circa £38,538 + discretionary 15% bonus scheme Are you an experienced Software Engineer with current C# & .NET skills? If so, then this could be the role for you! About us We are a dynamic software … tech holds? Do you have the drive to want to deliver great solutions for customers? Then we have an exciting opportunity as a Software Engineer (C#), where we aim to provide you with a uniquely inclusive and diverse workplace, which showcases the extraordinary in all of us, by enabling you to be the best you … you busy. Youll be supporting the design and development of current and emerging applications and joining an important team within Procode.? Who are we looking for? Your current commercial C# skills and continued interest in developing and enhancing these, will be key to your success in this role. Your wider understanding of the .NET stack, (e.g., .NET core and More ❯

Are you a talented Flight Simulation Software Engineer with a passion for cutting-edge technology? Do you want to work on projects that push the boundaries of aerospace innovation? Look no further! At our aerospace business in Greater London, we're developing world-class flight simulators that are shaping the future of aviation training. Join our … on the design, development, and integration of flight simulators used by top-tier aerospace organizations. • Collaborative Environment: Engage with cross-functional teams of experts in systems, hardware, and software engineering. • Innovative Technology: Build next-gen simulation solutions, including control systems, user interfaces, and avionics hardware. • Develop real-time software for flight simulators, from control systems to …/aerospace industry. Desirable Skills and Competencies Experience of safety critical systems and software in aerospace, automotive or a related industry Web technologies including Javascript, HTML, etc C# & C++ programming Windows application development using Visual Studio Knowledge of ARINC, AFDX and/or CAN bus protocols Atlassian toolset (Jira, Jira Service Desk, Confluence, Bitbucket, Bamboo More ❯

Senior .Net C# Software Engineer - Global Energy Co, Slough Exciting opportunity for a Senior .Net C# Software Engineer to join this global energy company. This is an exciting time to join this world-leading energy company as it evolves from a traditional Oil & Gas enterprise into a future-focused energy … Requirements – Essentials 8+ years of hands-on software development experience, spanning front-end, back-end, and cloud automation/orchestration. Strong proficiency in back-end development using C# and .NET Core 5/6. CI/CD pipeline experience, using GitHub Actions or Azure DevOps. Database development skills in SQL, NoSQL, and cloud-native data stores. Front More ❯

Social network you want to login/join with: We’re looking for a Backend Engineer to join our global team to be responsible for the quality, development, and execution of our software products. You will be part of a technology department that is comprised of a successful and multidisciplinary group of professionals located across the … potential threats Develop automation tests/collaborate with automation engineers to ensure business needs are met, and allow for regression testing Work closely with users to provide personalized software support as needed Stay updated on emerging technologies and industry trends to continuously improve our backend infrastructure Document application support and operational procedures Mentor junior engineers and provide technical … in computer science, engineering, or related field 3+ years of experience in software development, with a focus on building scalable and reliable systems Extensive knowledge of DotNet C#, LINQ, MS SQL, Entity Framework and related technologies Capable to use version control software such as GIT Knowledge of SOLID principles Knowledge of clean code practices Experience More ❯

Social network you want to login/join with: Backend Software Engineer C# .Net - Trading, slough col-narrow-left Client: Client Server Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 28.06.2025 Expiry Date: 12.08.2025 col-wide Job Description: Backend Software Engineer/Developer (C# .Net Core Cloud CQRS) London/WFH to £80k Are you a technologist with strong backend C# .Net skills? You could be progressing your career at in a senior, hands-on role Backend Software Engineer role at a successful and scaling Retail FX Brokerage working on complex and interesting … Software Engineer you'll be designing and developing high quality, maintainable, and reliable code for a real-time, low latency trading systems built mostly in C# and React deployed to Azure. You'll focus on C# .Net backend development within an AWS environment, but also with exposure across the full technology stack in a More ❯

Social network you want to login/join with: Backend Software Engineer C# .Net Core Azure SaaS, reigate col-narrow-left Client: Client Server Location: Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 28.06.2025 Expiry Date: 12.08.2025 col-wide Job Description: Backend Software Engineer/Developer (C# .Net Core Azure SaaS) Reigate/WFH to £90k Are you a backend focussed C# technologist with an indepth knowledge of Azure? 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 Backend Software Engineer … 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 have expertise with C# .Net Core backend software development, having worked on large, scalable systems with complexity You're an advocate of creating, clean, reusable and maintainable code and have a More ❯

Social network you want to login/join with: Backend Software Engineer C# .Net Core Azure SaaS, guildford col-narrow-left Client: Client Server Location: guildford, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 28.06.2025 Expiry Date: 12.08.2025 col-wide Job Description: Backend Software Engineer/Developer (C# .Net Core Azure SaaS) Reigate/WFH to £90k Are you a backend focussed C# technologist with an indepth knowledge of Azure? 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 Backend Software … 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 have expertise with C# .Net Core backend software development, having worked on large, scalable systems with complexity You're an advocate of creating, clean, reusable and maintainable code and have a More ❯

Join to apply for the Software Engineer (C# & Native) role at TÜV SÜD About TÜV SÜD With over 70 years' experience in the UK, TÜV SÜD provides testing, product certification, knowledge services, and training to various industries including Aerospace, Defence, Electronics & Consumer, Machinery, Marine, Medical, Rail, and Telecommunications. Responsibilities Design, develop, and maintain high-quality … software applications for Windows, Linux, and iOS. Optimize code for runtime speed and performance. Implement client/server architectures and security measures. Integrate with industrial communication protocols and data acquisition systems. Troubleshoot … and resolve technical issues in industrial environments. Qualifications Essential Skills & Experience: Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience. Extensive experience in C#/.NET development, including object-oriented principles, asynchronous programming, and .NET framework/Core. Experience developing web applications using Blazor. Strong experience with Delphi for Windows and Linux. Knowledge More ❯

Social network you want to login/join with: Senior Software Engineer - Trading Data, slough col-narrow-left Client: Trayport Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: The Role Trayport is actively looking for a Senior … Software Developer to join our team for the design and development of our flagship data analytics platform where you will contribute to System Architecture, aid colleagues to help coordinate our projects and review code too. Our platform ingests hundreds of millions of data points every day and provides our customers with real-time insight into trading activity. For … development practices, we would love to hear from you. Responsibilities Contribute to System Architecture, Aid colleagues to help coordinate our projects The Person Strong working knowledge of C# or Kotlin Experience writing efficient, concurrent .NET code Experience working on distributed systems Strong knowledge of Kubernetes and Kafka Experience with Git, and Deployment Pipelines Having worked with at More ❯

Social network you want to login/join with: C# Software Engineer (Front Office), Hedge Fund, London, slough col-narrow-left Client: Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 5 Posted: 26.06.2025 Expiry Date: 10.08.2025 col-wide Job Description: C# Engineer | Global … track record of performance and has committed significant resource to further expanding their established front-office engineering team. At this moment, the fund are looking to hire a couple C# engineers (4-7 years’ experience) to support the growing coverage of this highly regarded team and being central to the shaping of a systematic business expansion. In this role … the successful applicant(s) will be supporting the development and maintenance of performative and responsive C# applications that enable the front office business to operate and function. Concomitantly, you will be working closely with key business stakeholders throughout the business across a range of novel and pre-existing projects; strategic and BAU. This will be a full SDLC mandate More ❯

Social network you want to login/join with: Software Engineer - Backend (C#), slough col-narrow-left Client: Trayport Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 10.06.2025 Expiry Date: 25.07.2025 col-wide Job Description: The Role We’re looking for Software … paths Implement a new Automated Trading feature Benchmarking code to reduce latency Do some design/planning with a colleague and raise an RFC Our services are written with C# on .NET 6 We use a fair bit of SQL Server, Kafka and RabbitMQ Azure DevOps. We are big fans of Azure Pipelines! Some of our services are migrating … in all stages of development including planning, implementation and delivery Pairing with other engineers to share and expand your knowledge Contributing to technical discussions Skills & Experience Strong knowledge of C# or any popular programming language Can write efficient, concurrent code Knowledge of how distributed systems work Experience with Git, TeamCity and Octopus will be valued but is not required More ❯

Social network you want to login/join with: Software Engineer - C# .Net - Commodities, slough col-narrow-left Client: SGI Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 6 Posted: 26.06.2025 Expiry Date: 10.08.2025 col-wide Job Description: C# .Net Developer 6 Months Initially London … days a week onsite £650 per day - Outside IR35 One of Our Energy trading clients is currently on the search for a Software Engineer to join them on an interim basis. This … will be to join them on the development and expansion of their LNG Platform upgrading the services, adding new features and functionalilities. You will need experience in the following C# .Net Commodities Vendor Management Systems Azure Azure Suite Please apply with an up to date CV to register your interest. #J-18808-Ljbffr More ❯

Social network you want to login/join with: C# Software Engineer (Fixed Income) - Hybrid Working - Up to £115,000 Base (+ Bonus), slough col-narrow-left Client: Hunter Bond Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide … Job Description: Job Title: C# Software Engineer (Fixed Income) Salary: Up to £115,000 Base (+ Bonus) Location: London Role: Our client is looking for an experienced C# Software Engineer to join their rapidly expanding development team. They pride themselves on using cutting-edge technologies and a progressive work environment. … As a C# Software Engineer you will be tasked with designing and developing crucial applications for the front office from scratch and working on various data intensive projects. Exceptional professional growth opportunities in a tech-focused company, allowing you to enhance your engineering skills at an accelerated pace. Access to state-of-the-art technologies More ❯

Social network you want to login/join with: Principal Software Engineer - C#/.Net, Crawley, West Sussex Client: Harrington Starr Location: Crawley, West Sussex, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 5 Posted: 28.06.2025 Expiry Date: 12.08.2025 Job Description: Senior Software Engineer - C#/… .Net Fully remote based in the UK. The company This is an opportunity for a Senior Software Engineer to join an award-winning Fintech as they continue their next phase of growth. They create industry-changing solutions, operate in nearly 50 global markets, and are recognized as a market leader. They have attracted top engineers in … members. Address architectural concerns across the company. Participate in coding activities supporting design outcomes. What you will need Ability to translate corporate strategy into technical strategy. Senior experience with C#/.Net. Skill in identifying strengths and weaknesses in enterprise systems. Excellent communication skills and eagerness to learn. Technical leadership and coaching abilities. Awareness of new technologies' applicability. Legal More ❯

Social network you want to login/join with: Principal Software Engineer - C#/.Net, Slough Client: Harrington Starr Location: Slough, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 5 Posted: 28.06.2025 Expiry Date: 12.08.2025 Job Description: Senior Software Engineer - C#/.Net Fully remote based … in the UK. The company This is an opportunity for a Senior Software Engineer to join an award-winning Fintech as they continue their next phase of growth. They create industry-changing solutions, operate in close to 50 global markets, and are known as a market leader in their space. They have already attracted some of … concerns affecting various areas of the company. Participate in coding activities that support design outcomes. What you will need Translate corporate strategy into technical strategy. Senior level experience with C#/.Net Ability to identify strengths and weaknesses in an enterprise system. Excellent communication skills and a desire to learn new skills. Be a technical leader and coach. Awareness More ❯

Social network you want to login/join with: Principal Software Engineer - C#/.Net, guildford col-narrow-left Client: Harrington Starr Location: guildford, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 28.06.2025 Expiry Date: 12.08.2025 col-wide Job Description: Senior Software Engineer - C#/.Net Fully remote based in the UK. The company This is an opportunity for a Senior Software Engineer to join an award winning Fintech as their continue their next phase of growth. They create industry changing solutions, operate in close to 50 global markets and are known as a market leader … Participate in coding activities that are in support of design outcomes. What you will need To be able to translate corporate strategy into technical strategy. Senior level experience with C#/.Net Ability to pinpoint strengths and weaknesses in an enterprise system. Excellent communication skills and desire to learn new skills. To be a technical leader and coach. Be More ❯

Social network you want to login/join with: Principal Software Engineer - C#/.Net, reading col-narrow-left Client: Harrington Starr Location: reading, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 28.06.2025 Expiry Date: 12.08.2025 col-wide Job Description: Senior Software Engineer - C#/.Net Fully remote based in the UK. The company This is an opportunity for a Senior Software Engineer to join an award winning Fintech as their continue their next phase of growth. They create industry changing solutions, operate in close to 50 global markets and are known as a market leader … Participate in coding activities that are in support of design outcomes. What you will need To be able to translate corporate strategy into technical strategy. Senior level experience with C#/.Net Ability to pinpoint strengths and weaknesses in an enterprise system. Excellent communication skills and desire to learn new skills. To be a technical leader and coach. Be More ❯

Social network you want to login/join with: Principal Software Engineer - C#/.Net, brighton col-narrow-left Client: Harrington Starr Location: brighton, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 28.06.2025 Expiry Date: 12.08.2025 col-wide Job Description: Senior Software Engineer - C#/.Net Fully remote based in the UK. The company This is an opportunity for a Senior Software Engineer to join an award winning Fintech as their continue their next phase of growth. They create industry changing solutions, operate in close to 50 global markets and are known as a market leader … Participate in coding activities that are in support of design outcomes. What you will need To be able to translate corporate strategy into technical strategy. Senior level experience with C#/.Net Ability to pinpoint strengths and weaknesses in an enterprise system. Excellent communication skills and desire to learn new skills. To be a technical leader and coach. Be More ❯

Social network you want to login/join with: C# Software Engineer, Portsmouth, Hampshire Client: QuantConnect Location: Portsmouth, Hampshire, United Kingdom Job Category: Other - EU work permit required: Yes Job Views: 4 Posted: 26.06.2025 Expiry Date: 10.08.2025 Job Description: We serve investors, traders, and quants with a platform to design investment strategies. They code up … slight preference for UK/Europe applicants so you're awake at 4am ET long before the markets open. Responsibilities We're seeking a full-time, mid to senior C# engineer to manage, maintain, and expand our data stack. Your responsibilities include: Monitoring existing data infrastructure (historical processing, daily data updates, and live feeds). Debugging and … data issues and patching data. Working with third-party vendors to source data for gaps. Onboarding new data sources to provide more content for strategies. Required Skills Strong at C#, Linux, Dot Net, OOP coding, and Python scripting. Strong at enumerable, streaming code design, working efficiently with terabytes of data. Comfortable with the high-stakes, on-call nature of More ❯

Social network you want to login/join with: C# Software Engineer, Crawley, West Sussex Client: QuantConnect Location: Crawley, West Sussex, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 4 Posted: 26.06.2025 Expiry Date: 10.08.2025 Job Description: We serve investors, traders, and quants with a platform to design investment strategies. They … slight preference for UK/Europe applicants so you're awake at 4am ET long before the markets open. Responsibilities We're seeking a full-time, mid to senior C# engineer to manage, maintain, and expand our data stack. Your responsibilities would be: Monitoring existing data infrastructure (historical processing, daily data updates, and live feeds). Debugging … patching data. Working with third-party vendors to source data for gaps. Onboarding new data sources to give our community more content for strategies. Required Skills Strong skills in C#, Linux, Dot Net, OOP coding, and Python scripting. Experience with enumerable, streaming code design, efficiently working with terabytes of data. Comfortable with the high-stakes, on-call nature of More ❯

slight preference to UK/Europe applicants so you're awake at 4am ET long before the markets open. Responsibilities We're seeking a full-time, mid to senior C# engineer to manage, maintain, and expand our data stack. Your responsibilities would be: Monitoring existing data infrastructure (historical processing, daily data updates, and live feeds). Debugging … issues, patching data. Working with third-party vendors to source data for gaps. Onboarding new data-sources to give our community more content for strategies. Required Skills Strong at C#, Linux, Dot Net, OOP coding, and python scripting. Strong at enumerable, streaming code design, efficiently working with terabytes of data. Comfortable with high stakes, on-call nature of data More ❯

slight preference to UK/Europe applicants so you're awake at 4am ET long before the markets open. Responsibilities We're seeking a full-time, mid to senior C# engineer to manage, maintain, and expand our data stack. Your responsibilities would be: Monitoring existing data infrastructure (historical processing, daily data updates, and live feeds). Debugging … issues, patching data. Working with third-party vendors to source data for gaps. Onboarding new data-sources to give our community more content for strategies. Required Skills Strong at C#, Linux, Dot Net, OOP coding, and python scripting. Strong at enumerable, streaming code design, efficiently working with terabytes of data. Comfortable with high stakes, on-call nature of data More ❯