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About the Role

As a Senior .NET Developer, you will work closely with several customers to maintain, develop, and innovate on business-critical applications, managing the full end-to-end delivery lifecycle from requirements through to production deployment. You will have the opportunity to work across a wide range of technologies including cloud services, CI/CD pipelines, and modern architecture patterns, further develop your skills, and progress your career within a growing business.

Responsibilities

Develop and maintain software to meet client needs using C#, .NET Core/.NET Framework, and Entity Framework Core
Design, build, and support distributed APIs and multi-tier integrations across client systems
Modernise and re-platform legacy applications, applying patterns such as N-Tier, MVC, Event-Driven, or Microservices architecture where appropriate
Own and improve CI/CD pipelines (e.g. Jenkins, Azure DevOps) and support release/deployment processes, including working within formal change management (e.g. ITIL) for production releases
Apply unit testing and TDD practices (e.g. xUnit, NUnit, Moq) to ensure reliability and maintainability
Work with Microsoft Azure cloud services (e.g. App Service, Functions, Service Bus) as part of application delivery
Follow best practice guidelines and help improve those guidelines, creating best-in-class documentation with client users in mind
Provide technical mentorship and peer code review to support quality and consistency across the delivery team
Support responsible adoption of AI-assisted development tools (e.g. GitHub Copilot) in line with governance best practices

Requirements

10+ years of experience in .Net Development.
Current .NET / C# and ASP.NET development experience, including .NET Core
JavaScript and SQL experience (MS SQL Server preferred)
Experience with Entity Framework or similar ORM tools
Data transformation/integration experience, including data service extracts, reports, etc.
CI/CD experience (e.g. Jenkins, Azure DevOps)
Manual deployment process using IIS Manager
Experience and awareness of the wider Microsoft technology stack
Exposure to or strong interest in Microsoft Azure cloud services
Familiarity with Git/GitHub version control
Familiarity working with Azure Repos and Devops.
Unit testing and TDD experience (e.g. xUnit, NUnit)
Experience working within formal change/incident management processes (e.g. ITIL)
Exposure to modern architecture patterns (Microservices, Event-Driven, Clean Architecture)
Interest in AI-assisted development tooling and governance

Skills

C#
.NET Core
.NET Framework
Entity Framework Core
APIs
CI/CD
Jenkins
Azure DevOps
ITIL
xUnit
NUnit
Moq
Microsoft Azure
App Service
Functions
Service Bus
Git
GitHub
Azure Repos
JavaScript
SQL
MS SQL Server
Entity Framework
ORM
IIS Manager
Microsoft technology stack
N-Tier architecture
MVC architecture
Event-Driven architecture
Microservices architecture
Clean Architecture

Location

Remote
Hybrid

Work Type

Full-time

Experience Level

Senior
10+ years of experience

Benefits

Quarterly Performance-Related Profit Share Scheme
Strong Career Progression & mentorship coaching
Strength in Balance & Leadership schemes
Dedicated quarterly Pathways Career Development programme
Flexible/remote working
Pension
Private Healthcare Cover
Life Assurance
Financial advice
Employee Discount scheme
Gym Discounts
Bike to Work
Fitness classes
Mindfulness Workshops
Employee Assistance Programme
Generous holiday allowance
Enhanced maternity/paternity leave
Marriage/civil partnership leave
Special leave policies
Educational assistance
Incentivised certifications, and accreditations
Version 1’s Annual Excellence Awards
‘Call-Out’ platform
Environment, Social and Community First initiatives
Local fundraising and development opportunities

About the Company

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!

Equal Opportunity

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 at Version 1.
We will consider all requests carefully, respectfully and confidentially.