Senior .Net Developer

Version 1 has celebrated over 29 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enables our customers to navigate the rapidly changing Digital-First world we live in. We foster strong partnerships with leading technology giants 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 Version 1 and 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!

Please note: This role is open to candidates based in Northern Ireland only.

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.

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