At a Glance
- Tasks: Design and develop innovative C# applications for impactful public sector projects.
- Company: Join Triad Group, an award-winning digital consultancy with a supportive culture.
- Benefits: Negotiable salary, continuous training, and a collaborative work environment.
- Other info: Dynamic team with excellent career growth opportunities and a focus on innovation.
- Why this job: Make a real difference in public services while working with cutting-edge technology.
- Qualifications: 8+ years of C# development experience and strong problem-solving skills.
The predicted salary is between 36000 - 60000 £ per year.
Based at client locations, working remotely, or based in our Godalming or Milton Keynes offices.
Salary Up to £65k plus excellent company benefits.
Given the nature of the work and timescales, candidates must hold an active SC clearance.
About Us
Triad Group Plc is an award-winning digital, data, and solutions consultancy with over 35 years’ experience primarily serving the UK public sector and central government. We deliver high-quality solutions that make a real difference to users, citizens and consumers.
At Triad, collaboration thrives, knowledge is shared, and every voice matters. Our close-knit, supportive culture ensures you’re valued from day one. Whether working with cutting-edge tech or shaping strategy for national-scale projects, you’ll be trusted, challenged, and empowered to grow.
We nurture learning through communities of practice and encourage creativity, autonomy, and innovation. If you’re passionate about solving meaningful problems with smart and passionate people, Triad could be the place for you.
- Glassdoor score of 4.5
- 92% of our staff would recommend Triad to a friend
- 100% CEO approval
See for yourself some of the work that makes us all so proud:
- Helping law enforcement with secure intelligence systems that keep the UK safe
- Supporting the UK’s national meteorological service in leveraging supercomputers for next-level weather forecasting
- Assisting the British government department that is responsible for the safety of consumer products, with systems to track unsafe products
- Powering systems that help the government monitor and reduce greenhouse gas emissions from commercial transport
Role Summary
Triad Group Plc is seeking a skilled and experienced Senior C# Developer to join our dynamic team. As a Senior Developer, you will be responsible for designing, developing, and maintaining software applications using .Net Core with associated web frameworks (React, Blazor, Angular). You will collaborate with cross-functional teams to understand project requirements, propose solutions, and deliver high-quality code that meets our clients’ needs.
As a consultant at Triad, you will play a pivotal role in shaping the technological landscape, defining, designing, and delivering digital solutions across public, private, and third sectors. Operating within a Company that values autonomy and creativity, you will be at the forefront of solving complex problems, contributing to a culture of innovation that has been the hallmark of Triad’s 35-year success story.
Key Responsibilities
- Design, develop, and maintain C# applications, components, and systems.
- Write clean, efficient, and maintainable code following best practices and coding standards.
- Collaborate with cross-functional teams, including designers, product managers, and other developers, to understand project requirements and deliver high-quality solutions.
- Participate in code reviews to ensure code quality and provide constructive feedback to peers.
- Troubleshoot and debug software applications to resolve issues and optimise performance.
- Stay updated with the latest trends and technologies in web development and software engineering.
- Document code and technical specifications.
- Contribute to the continuous improvement of development processes and methodologies.
Skills and Experience
- 8+ years of proven experience as a C# Developer or similar software development role.
- Proficiency in C# programming language and .NET framework, including .Net Core
- Strong understanding of object-oriented programming principles.
- Experience with software development methodologies such as Agile or Scrum.
- Familiarity with relational databases (e.g., SQL Server, MySQL, PostgreSQL) and ORM frameworks (e.g., Entity Framework).
- Excellent problem-solving and analytical skills.
- Good communication and collaboration abilities.
- Ability to work independently and in a team environment.
- Strong attention to detail and dedication to delivering high-quality work.
- Experience with version control systems (e.g., Git is preferred).
- Experience using AI-assisted development tools such as Claude, GitHub Copilot or similar to support coding, debugging, documentation and delivery, with an understanding of responsible and secure AI use.
Qualifications & Certifications
- A degree or equivalent qualification related to the area you work in – Desirable
- Due to the nature of this position, you must be willing and eligible to achieve a minimum of SC clearance. To be eligible, you must have been a resident in the UK for a minimum of 5 years and have the right to work in the UK.
Triad’s Commitment to You
- Continuous Training & Development: Access to top-rated Udemy Business courses.
- Work Environment: Collaborative, creative, and free from discrimination.
- 25 days of annual leave, plus bank holidays.
- Matched pension contributions (5%).
- Private healthcare with Bupa
- Gym membership support or Lakeshore Fitness access.
What Our Colleagues Have to Say
Please see for yourself on Glass Door and our “Day in the Life” videos at the bottom of our Careers Page.
Our Selection Process
After applying for the role, our in-house talent team will contact you to discuss Triad and the position. If shortlisted, you will be invited for:
- Initial call with the Internal Recruitment Team
- Technical test
- Technical interview with one of our Senior Developers and Technical Architects
- Interview with our CTO for career review and cultural fit
We aim to complete interviews and progress candidates to the offer stage within 2-3 weeks of the initial conversation.
Other information
If this role is of interest to you or you would like further information, please submit your application now!
Triad is an equal opportunities employer and welcomes applications from all suitably qualified people regardless of sex, race, disability, age, sexual orientation, gender reassignment, religion, or belief.
We are proud that our recruitment process has been recognised as inclusive and accessible to disabled people who meet the minimum criteria for any role. We are a signatory on the Tech Talent Charter that aims to bring industries and organisations together to drive greater inclusion and diversity in technology roles, in addition as a Disability Confident Leader.
Senior C# Developer employer: Triad Group Plc
Triad Group Plc is an exceptional employer, offering a dynamic and inclusive work culture that empowers Business Analysts to thrive in their roles. With access to continuous training, generous benefits including private healthcare and gym membership support, and a commitment to diversity and inclusion, employees are encouraged to grow both personally and professionally while making a meaningful impact in the public sector. The company's recognition for project excellence and its focus on innovative solutions further enhance its appeal as a rewarding workplace.
StudySmarter Expert Advice🤫
We think this is how you could land Senior C# Developer
✨Network Like a Pro
Get out there and connect with people in the industry! Attend meetups, webinars, or tech conferences. You never know who might be looking for a Senior C# Developer like you!
✨Show Off Your Skills
Create a portfolio showcasing your best projects. Whether it's GitHub repos or personal websites, let your work speak for itself. This is your chance to shine and show potential employers what you can do!
✨Ace the Interview
Prepare for technical interviews by brushing up on your C# skills and common coding challenges. Practice explaining your thought process clearly, as communication is key in collaborative environments like Triad.
✨Apply Through Our Website
Don’t forget to apply directly through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who are proactive about joining our team!
We think you need these skills to ace Senior C# Developer
Some tips for your application 🫡
Tailor Your CV:Make sure your CV is tailored to the Senior C# Developer role. Highlight your experience with .NET Core and any relevant projects you've worked on. We want to see how your skills align with what we're looking for!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Share your passion for software development and why you’re excited about working with us at Triad. Let us know how you can contribute to our mission of making a meaningful impact.
Showcase Your Problem-Solving Skills:In your application, don’t forget to mention specific examples where you've tackled complex problems. We love candidates who can think critically and come up with innovative solutions, so let that creativity flow!
Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re keen on joining our team!
How to prepare for a job interview at Triad Group Plc
✨Know Your Tech Stack
Make sure you’re well-versed in C# and .NET Core, as well as the front-end technologies mentioned like React or Angular. Brush up on your knowledge of object-oriented programming principles and be ready to discuss how you've applied them in past projects.
✨Showcase Your Problem-Solving Skills
Prepare examples of complex problems you've solved in previous roles. Triad values innovation and creativity, so think about how you can demonstrate your analytical skills and ability to troubleshoot effectively during the interview.
✨Understand the Company Culture
Familiarise yourself with Triad Group’s mission and values. They emphasise collaboration and a supportive culture, so be ready to discuss how you work in teams and contribute to a positive work environment.
✨Prepare for Technical Questions
Expect to participate in code reviews or technical assessments. Practice coding challenges and be prepared to explain your thought process. This will show your ability to write clean, maintainable code and your commitment to best practices.
