Senior .Net Developer
Version 1 is hiring a Senior .Net Developer in Belfast, United Kingdom. Level rates it ; you can apply on Version 1.
Level's read on this job
- On Level's scale, this role is Little AI ●○○○: aI is not part of the work.
- Tools and skills the posting cites include Asp Net, SQL Server and Azure DevOps.
- Level classifies it as a senior role.
- Level lists 149 other open roles at Version 1.
- The role was posted within the past week.
AI in this role
Develop, maintain, and modernize legacy Microsoft .NET applications and SQL databases in an Agile environment.
Version 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success. Our deep expertise enables our customers to navigate the rapidly evolving technology landscape. We foster strong partnerships with global technology leaders including Microsoft, AWS, Oracle, Red Hat, OutSystems, Snowflake, ensuring that our customers are provided with the highest quality solutions and services.
We’re an award-winning employer reflecting how our employees are at the very heart of what we do:
- UK & Ireland's premier AWS, Microsoft & Oracle partner
- 3300+ strong, €350/£300m revenue business
- 10+ years as a Great Place to Work in Ireland & UK
- Best Workplace for Women in the UK & Ireland by GPTW
- Best Workplace for Wellbeing in the UK by GPTW
We’re a core values driven company, we hire people who share our values, and we reward those who display and foster them, it’s deeply embedded within our DNA. Invest in us and we’ll invest in you!.
We are looking for a Senior .NET Developer with strong experience in maintaining and enhancing legacy Microsoft applications. You will work across ASP.NET Web Forms, MVC Core, SQL Server, Azure DevOps, and other older technologies to support and modernize business‑critical systems. The role involves development, troubleshooting, deployments, and improving system performance.
Responsibilities
- Develop and maintain applications using ASP.NET Web Forms and MVC Core
- Write and optimize SQL Server queries, scripts, and stored procedures
- Manage Azure DevOps pipelines, deployments, and Git branching
- Support legacy projects using TFS
- Work on Windows Services and Hangfire automation
- Monitor applications using App Insights
- Support and update Microsoft Access legacy applications
- Participate in Agile delivery, code reviews, and documentation
- Troubleshoot production issues and ensure system stability.
- Strong experience with ASP.NET Web Forms, MVC Core, .NET Framework/.NET Core
- Solid SQL Server development skills
- Hands‑on knowledge of Azure DevOps, Git, and TFS
- Experience with services, Hangfire, deployments, pipelines
- Familiarity with App Insights error monitoring
- Ability to work with Access legacy systems
- Good problem‑solving and communication skills
Why Version 1?
At Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial stability.
- Share in our success with our Quarterly Performance-Related Profit Share Scheme, where employees collectively benefit from a share of our company's profits
- Strong Career Progression & mentorship coaching through our Strength in Balance & Leadership schemes with a dedicated quarterly Pathways Career Development programme
- Flexible/remote working, Version 1 is tremendously understanding of life events and people’s individual circumstances and offer flexibility to help achieve a healthy work life balance
- Financial Wellbeing initiatives including; Pension, Private Healthcare Cover, Life Assurance, Financial advice and an Employee Discount scheme
- Employee Wellbeing schemes including Gym Discounts, Bike to Work, Fitness classes, Mindfulness Workshops, Employee Assistance Programme and much more. Generous holiday allowance, enhanced maternity/paternity leave, marriage/civil partnership leave and special leave policies
- Educational assistance, incentivised certifications, and accreditations, including AWS, Microsoft, Oracle, and Red Hat
- Reward schemes including Version 1’s Annual Excellence Awards & ‘Call-Out’ platform.
- Environment, Social and Community First initiatives allow you to get involved in local fundraising and development opportunities as part of fostering our diversity, inclusion and belonging schemes.
And many more exciting benefits… drop us a note to find out more.
Version 1 is an equal opportunities employer.
We are committed to building a diverse, inclusive and respectful workplace where everyone feels valued and able to thrive. We welcome applications from people of all backgrounds, identities and lived experiences, and we value the different perspectives people bring including those shaped by disability and neurodiversity.
We want every candidate to have a positive and accessible recruitment experience. If you need reasonable adjustments at any stage of the process, please contact your recruiter ekta.bahl@version1.com at Version 1. We will consider all requests carefully, respectfully and confidentially.
Video links: https://www.youtube.com/watch?v=F_d3ELTH5zo
#LI-EB1 #LI-Hybrid
How we rate this
Senior .Net Developer at Version 1 rates 0 out of 100 for how much of the daily work is AI. That makes it Little AI (AI Level 1 of 4). The level is about AI in the job, not seniority.
Little AI. AI is not part of the work.
- ●●●● Builds AI80 to 100
- ●●●○ Works on AI60 to 79
- ●●○○ Uses AI40 to 59
- ●○○○ Little AI0 to 39
Levels come from how often the tools, models and workflows of the role are named in the posting itself. Read the description and count the AI tools, models and workflows it names.
Prepare for this job
Built from this posting and from similar jobs on Level.
Skills and AI tools this role asks for
Questions you could be asked
- Tell me about a project where net development was part of your work. What did you do?
- Tell me about a project where legacy modernization was part of your work. What did you do?
- Tell me about a project where c# was part of your work. What did you do?
- Tell me about a project where database optimization was part of your work. What did you do?
- Tell me about a project where agile was part of your work. What did you do?
Adapt your resume
- List these exact terms on your resume: Net Development, Legacy Modernization, C#, Database Optimization, and Agile. An applicant tracking system matches the wording, not the idea.
- Attach one line of real, concrete experience to at least one of them. A tool named with nothing behind it rarely survives a human read.
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