Hampshire, England, United Kingdom Hybrid / WFH Options
Spectrum IT Recruitment
a forward-thinking technology business, working on a diverse range of bespoke applications, APIs, and databases that underpin both customer-facing products and internal systems. Senior Software Engineer - Delphi & C# Location: Hybrid (office in Southampton, Hampshire) Salary: Circa £55,000 - £56,000 + up to 15% discretionary bonus Benefits: Bonus scheme, pension, healthcare, EV car scheme, volunteering day, career progression … problem-solver, with the ability to work across both legacy and modern technology. To succeed, you will have: 5+ years' experience in software engineering. Strong expertise in Delphi and C# . Experience with APIs, Oracle, SQL, Git, Agile/Scrum, and cloud platforms (Azure/AWS). The ability to act as a technical lead and mentor within a team. More ❯
portsmouth, hampshire, south east england, united kingdom Hybrid / WFH Options
Spectrum IT Recruitment
a forward-thinking technology business, working on a diverse range of bespoke applications, APIs, and databases that underpin both customer-facing products and internal systems. Senior Software Engineer - Delphi & C# Location: Hybrid (office in Southampton, Hampshire) Salary: Circa £55,000 - £56,000 + up to 15% discretionary bonus Benefits: Bonus scheme, pension, healthcare, EV car scheme, volunteering day, career progression … problem-solver, with the ability to work across both legacy and modern technology. To succeed, you will have: 5+ years' experience in software engineering. Strong expertise in Delphi and C# . Experience with APIs, Oracle, SQL, Git, Agile/Scrum, and cloud platforms (Azure/AWS). The ability to act as a technical lead and mentor within a team. More ❯
South East London, London, United Kingdom Hybrid / WFH Options
Stepstone UK
out as a team what to do, run some whiteboard design sessions Cross-testing and assuring quality Attend a planning session with your team Our tech stack and methodologies: C# .NET (8+), Terraform, Typescript - Services: Rest API; Event-driven, Microservice, Serverless architecture - Principles: TDD, Agile, Pair Programming - CI/CD: Git, Docker, Bamboo - Cloud: AWS, Lambda, ECS - Databases/Storage … Postgres , Dynamo, DocumentDb, OpenSearch/Elastic, Redis - Monitoring: Cloudwatch, Kibana, Grafana, DataDog Qualifications Experience of working with the following tech; C# .NET (8+), Terraform, Typescript, AWS, CI/CD Dedication to high quality, testable and maintainable code and super passionate about all things technical Happy to collaborate with a wide group of people Take ownership of key deliverables Keen to More ❯
london, south east england, united kingdom Hybrid / WFH Options
ClearWatt
intelligence platform - spanning OBD diagnostics, API-based vehicle integrations, and real-time energy data streams. The Role We’re looking for a skilled Backend Developer with strong experience in C# and the .NET ecosystem to help us scale and evolve our core data and API infrastructure. You’ll play a central role in designing, building, and optimising services that power … scalability, and data integrity. Help evolve our internal tools and services to support ClearWatt’s growing product suite. What We’re Looking For 2+ years of professional experience with C# and .NET Core . Experience building REST APIs or microservices at scale. Familiarity with cloud-native design and Azure services . Understanding of async programming, dependency injection, and distributed systems. More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
ClearWatt
intelligence platform - spanning OBD diagnostics, API-based vehicle integrations, and real-time energy data streams. The Role We’re looking for a skilled Backend Developer with strong experience in C# and the .NET ecosystem to help us scale and evolve our core data and API infrastructure. You’ll play a central role in designing, building, and optimising services that power … scalability, and data integrity. Help evolve our internal tools and services to support ClearWatt’s growing product suite. What We’re Looking For 2+ years of professional experience with C# and .NET Core . Experience building REST APIs or microservices at scale. Familiarity with cloud-native design and Azure services . Understanding of async programming, dependency injection, and distributed systems. More ❯
slough, south east england, united kingdom Hybrid / WFH Options
ClearWatt
intelligence platform - spanning OBD diagnostics, API-based vehicle integrations, and real-time energy data streams. The Role We’re looking for a skilled Backend Developer with strong experience in C# and the .NET ecosystem to help us scale and evolve our core data and API infrastructure. You’ll play a central role in designing, building, and optimising services that power … scalability, and data integrity. Help evolve our internal tools and services to support ClearWatt’s growing product suite. What We’re Looking For 2+ years of professional experience with C# and .NET Core . Experience building REST APIs or microservices at scale. Familiarity with cloud-native design and Azure services . Understanding of async programming, dependency injection, and distributed systems. More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Salt Search
varied industries. Key Responsibilities Design and develop custom extensions for Dynamics 365 CE across modules such as Sales, Customer Service, Marketing (Customer Journeys), and Field Service Build and deliver C# plugins, JavaScript customizations, and PCF controls Validate solutions and provide technical guidance across the full SDLC Collaborate closely with business stakeholders, functional consultants, and fellow developers Apply strong ALM practices … development of Power Platform skills and practices What We're Looking For Essential Skills & Experience: Hands-on experience with Dynamics 365 CE and Power Platform customizations Strong proficiency in C#, .NET, JavaScript, and PCF control development Understanding of model-driven app architecture and ALM processes Familiarity with Power Automate and low-code/no-code plugins Excellent communication skills to More ❯
and be involved in scholarship and continuous curriculum improvement. You will deliver and support modules in the Computing related disciplines some of these are as follows: Advanced Programming in C# Data Structures and Algorithms in Java Databases using SQL Advanced Databases and Big Data using Python Web Design Programming using ASP .Net Core Cloud Computing Applied Machine Learning using Python … Excellent teaching, communication, and interpersonal skills Digital fluency, with experience using VLEs such as MS Teams, Moodle, or Blackboard Confident in teaching the following Programming languages Python, Java and C# Desirable: PhD (or near completion) or equivalent academic or professional standing Experience in research, enterprise, or academic publication Teaching qualification What We Offer A diverse and inclusive academic environment Opportunities More ❯
day a week on-site. In this role you'll be joining a team of 4 working on an existing platform, fixing bugs, doing enhacements etc.. Required Skills: C# ASP.NET MVC Entity Framework SQL More ❯
day a week on-site. In this role you'll be joining a team of 4 working on an existing platform, fixing bugs, doing enhacements etc.. Required Skills: C# ASP.NET MVC Entity Framework SQL More ❯
Software Developer (C#/.NET/MAUI) – Southampton, Hampshire Are you a C#/.NET Software Developer looking for a role where you can build real-world products that make an impact? This is an exciting chance to join a specialist engineering team developing cutting-edge software applications across Android, PC, and cloud platforms for critical communication systems. You’ll … the chance to learn, grow, and take ownership while working on challenging projects. What you’ll be doing: Designing, developing, and maintaining Android, PC, and cloud-based applications Using C#, .NET, and .NET MAUI to create intuitive and reliable software Collaborating with R&D and UX/UI teams to deliver new features and improvements Playing a key role across … the full software development lifecycle What we’re looking for: Experience across the full software development lifecycle Strong background with Android and cloud-based systems Proven skills in C# .NET and .NET MAUI for Android Knowledge of SQL, user interfaces, and data communications Must be a British Citizen and British-born (due to the need for high-level security clearance More ❯
portsmouth, hampshire, south east england, united kingdom
Octagon Group
Software Developer (C#/.NET/MAUI) – Southampton, Hampshire Are you a C#/.NET Software Developer looking for a role where you can build real-world products that make an impact? This is an exciting chance to join a specialist engineering team developing cutting-edge software applications across Android, PC, and cloud platforms for critical communication systems. You’ll … the chance to learn, grow, and take ownership while working on challenging projects. What you’ll be doing: Designing, developing, and maintaining Android, PC, and cloud-based applications Using C#, .NET, and .NET MAUI to create intuitive and reliable software Collaborating with R&D and UX/UI teams to deliver new features and improvements Playing a key role across … the full software development lifecycle What we’re looking for: Experience across the full software development lifecycle Strong background with Android and cloud-based systems Proven skills in C# .NET and .NET MAUI for Android Knowledge of SQL, user interfaces, and data communications Must be a British Citizen and British-born (due to the need for high-level security clearance More ❯
london, south east england, united kingdom Hybrid / WFH Options
VirtueTech Recruitment Group
Senior C# Engineer | Renewable Energy Trading | £600-700 OUTside IR35 | 6 Months rolling | Hybrid (London) A Senior C# Engineer is required for a Renewable Energy Trading company that’s leading the charge in sustainable energy production, optimisation, and trading technology. With the UK committing over £24Bn to Renewable Energy , this is an opportunity to play a key part in the … the boundaries of technology to accelerate the shift to clean energy. 💰 £600–700 per day | OUTside IR35 📑 6-month rolling contract 📍 Hybrid – 2-3 days per week, London ⚡ Senior C# Engineer - Energy Trading experience required As a Senior C# Engineer , you’ll be working on the design and build of real-time trading and analytics platforms , leveraging microservices architecture and … ll collaborate closely with traders, data engineers, and DevOps specialists to deliver event-driven solutions that power trading decisions and optimise market operations. Experience required: Strong commercial experience with C# and .NET Core Proven experience building microservices-based architectures Strong knowledge of Azure Cloud Services (Functions, Service Bus, Event Hub, Kubernetes, etc.) Experience with event-driven/message-based systems More ❯
slough, south east england, united kingdom Hybrid / WFH Options
VirtueTech Recruitment Group
Senior C# Engineer | Renewable Energy Trading | £600-700 OUTside IR35 | 6 Months rolling | Hybrid (London) A Senior C# Engineer is required for a Renewable Energy Trading company that’s leading the charge in sustainable energy production, optimisation, and trading technology. With the UK committing over £24Bn to Renewable Energy , this is an opportunity to play a key part in the … the boundaries of technology to accelerate the shift to clean energy. 💰 £600–700 per day | OUTside IR35 📑 6-month rolling contract 📍 Hybrid – 2-3 days per week, London ⚡ Senior C# Engineer - Energy Trading experience required As a Senior C# Engineer , you’ll be working on the design and build of real-time trading and analytics platforms , leveraging microservices architecture and … ll collaborate closely with traders, data engineers, and DevOps specialists to deliver event-driven solutions that power trading decisions and optimise market operations. Experience required: Strong commercial experience with C# and .NET Core Proven experience building microservices-based architectures Strong knowledge of Azure Cloud Services (Functions, Service Bus, Event Hub, Kubernetes, etc.) Experience with event-driven/message-based systems More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
VirtueTech Recruitment Group
Senior C# Engineer | Renewable Energy Trading | £600-700 OUTside IR35 | 6 Months rolling | Hybrid (London) A Senior C# Engineer is required for a Renewable Energy Trading company that’s leading the charge in sustainable energy production, optimisation, and trading technology. With the UK committing over £24Bn to Renewable Energy , this is an opportunity to play a key part in the … the boundaries of technology to accelerate the shift to clean energy. 💰 £600–700 per day | OUTside IR35 📑 6-month rolling contract 📍 Hybrid – 2-3 days per week, London ⚡ Senior C# Engineer - Energy Trading experience required As a Senior C# Engineer , you’ll be working on the design and build of real-time trading and analytics platforms , leveraging microservices architecture and … ll collaborate closely with traders, data engineers, and DevOps specialists to deliver event-driven solutions that power trading decisions and optimise market operations. Experience required: Strong commercial experience with C# and .NET Core Proven experience building microservices-based architectures Strong knowledge of Azure Cloud Services (Functions, Service Bus, Event Hub, Kubernetes, etc.) Experience with event-driven/message-based systems More ❯
Crawley, West Sussex, England, United Kingdom Hybrid / WFH Options
Noir
.NET Developer, C#, WPF - Mobile Telecommunications - Crawley, West Sussex (Tech stack: .NET Developer, .NET 9, C#, WPF, Azure SQL, MVVM, Prism, TDD, Agile, Programmer, Engineer, Architect, .NET Developer) Established in the early 1990s and listed on the London Stock Exchange our client is an instantly recognizable brand within the mobile telecommunications arena. They are widely recognized as innovators within the … their brand beyond mobile with the launch of several new products. As such they are looking to recruit 6 .NET Developer to help design and develop the .NET/C# software applications that will be the backbone of this exciting new generation of products and services. The ideal .NET Developer candidates will have a skill set that encompasses: .NET, C# … SQL, MVVM, Prism, continuous integration, dependency injection, TDD and Agile (Scrum/Kanban). This is a truly exciting opportunity to work on complex enterprise level, Greenfield .NET/C# projects and to develop revolutionary products that will be the envy of the industry. Location: Crawley, West Sussex, UK/Remote Working Salary: £65,000 - £75,000 + Bonus + More ❯
A leading software provider in Fareham is seeking a C# Developer to join their innovative team working on projects across retail, hospitality, leisure, and the public sector. You'll be joining a dynamic team of developers working on cutting-edge solutions including iOS and biometric applications , patient-facing healthcare systems , and enterprise-level web and mobile platforms . The work … and Angular Integrating with EPOS hardware and peripherals Contributing to research and development initiatives Applying design patterns and best practices in software architecture Key Skills: 2+ years' experience in C# Exposure to Xamarin , ASP.NET , Angular is beneficial Strong problem-solving and team collaboration What's on Offer: Salary up to £60k Exciting, varied projects Supportive and forward-thinking team environment … If you're a C# developer ready to take the next step in your career and work on exciting, real-world applications, we'd love to hear from you. Deerfoot Recruitment Solutions Ltd is a leading independent tech recruitment consultancy in the UK. For every CV sent to clients, we donate £1 to The Born Free Foundation. We are a More ❯
V19-V23 preferred), as well as API design and development fundamentals and with API testing using tools such as Swagger Good SQL/Sybase skills; building modern applications with C# Strong hands-on development experience with: AVS, OpenJVS, Open Components, Java, SQL, C#, Python Connex Gateways for trade booking and market data integration Real-Time Position Engine (RTPE) and Automated More ❯
V19-V23 preferred), as well as API design and development fundamentals and with API testing using tools such as Swagger Good SQL/Sybase skills; building modern applications with C# Strong hands-on development experience with: AVS, OpenJVS, Open Components, Java, SQL, C#, Python Connex Gateways for trade booking and market data integration Real-Time Position Engine (RTPE) and Automated More ❯
london (city of london), south east england, united kingdom
RJC Group
V19-V23 preferred), as well as API design and development fundamentals and with API testing using tools such as Swagger Good SQL/Sybase skills; building modern applications with C# Strong hands-on development experience with: AVS, OpenJVS, Open Components, Java, SQL, C#, Python Connex Gateways for trade booking and market data integration Real-Time Position Engine (RTPE) and Automated More ❯
Our Investment Banking client is looking for a highly skilled C# Fullstack Developer to join their London team in a permanent capacity. Skills required: Key Responsibilities: Collaborate with middle and back office teams to understand requirements and deliver robust technical solutions. Develop 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 relationships with stakeholders and communicate technical concepts clearly. Desirable: Experience in PnL systems , multithreading , or large data models More ❯
Our Investment Banking client is looking for a highly skilled C# Fullstack Developer to join their London team in a permanent capacity. Skills required: Key Responsibilities: Collaborate with middle and back office teams to understand requirements and deliver robust technical solutions. Develop 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 relationships with stakeholders and communicate technical concepts clearly. Desirable: Experience in PnL systems , multithreading , or large data models More ❯
london (city of london), south east england, united kingdom
Lorien
Our Investment Banking client is looking for a highly skilled C# Fullstack Developer to join their London team in a permanent capacity. Skills required: Key Responsibilities: Collaborate with middle and back office teams to understand requirements and deliver robust technical solutions. Develop 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 relationships with stakeholders and communicate technical concepts clearly. Desirable: Experience in PnL systems , multithreading , or large data models More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Harrington Starr
Senior Software Engineer Key Technologies: C#, .NET, React, AWS, Docker, Kubernetes City of London, United Kingdom Perm Role: £80,000 - £120,000 Harrington Starr has partnered with a Global Financial Services Vendor and they are looking for a Senior C#, .NET Software Engineer to join their growing team! This role provides the perfect opportunity to launch your career in a … Pension scheme. Hybrid working in Central London. Excellent salary base of up to £120,000 based on experience. Key skills, experience and qualifications required: Excellent knowledge and experience with C#, .NET and React.. Experience with cloud technology – specifically AWS. Knowledge of TDD/BDD. Excellent communication skills. Unrestricted right to work in the UK. This role offers hybrid working, with … an office location based in the City of London. This role will suit a Senior Software Engineer, with expert C#, .NET experience and commercial use of React having a direct impact from the get-go. Apply below and if you have any questions, please contact me via LinkedIn or email – ollie.bluck@harringtonstarr.com. More ❯
london, south east england, united kingdom Hybrid / WFH Options
Harrington Starr
Senior Software Engineer Key Technologies: C#, .NET, React, AWS, Docker, Kubernetes City of London, United Kingdom Perm Role: £80,000 - £120,000 Harrington Starr has partnered with a Global Financial Services Vendor and they are looking for a Senior C#, .NET Software Engineer to join their growing team! This role provides the perfect opportunity to launch your career in a … Pension scheme. Hybrid working in Central London. Excellent salary base of up to £120,000 based on experience. Key skills, experience and qualifications required: Excellent knowledge and experience with C#, .NET and React.. Experience with cloud technology – specifically AWS. Knowledge of TDD/BDD. Excellent communication skills. Unrestricted right to work in the UK. This role offers hybrid working, with … an office location based in the City of London. This role will suit a Senior Software Engineer, with expert C#, .NET experience and commercial use of React having a direct impact from the get-go. Apply below and if you have any questions, please contact me via LinkedIn or email – ollie.bluck@harringtonstarr.com. More ❯