Technical Lead / Architect (.NET) – Sheffield – New (REF50)

RedRock Resourcing; Sheffield; On-site; GBP 80,000 - 100,000; Full time

Job summary

A market-leading organization is seeking a Technical Lead/Architect in Sheffield to guide software teams in developing solutions using the .NET framework. The ideal candidate will have hands-on experience with C# and be capable of designing secure architectures. Responsibilities include leading technical efforts, mentoring developers, and collaborating with stakeholders. This position offers competitive benefits and supports a dynamic work environment focused on modernizing legacy systems.

Benefits

Competitive holiday allowance

Annual team-building weekend

Private medical cover

Company pension scheme

Death-in-service benefit

Lifestyle and wellbeing benefits

On-site health and fitness facilities

Cycle-to-Work scheme

Qualifications

• 5+ years’ experience designing and implementing solutions using the .NET framework.
• Strong background in architecting scalable, secure, and performant systems.
• Proven background in modernising legacy systems.

Responsibilities

• Design and develop software solutions using the .NET framework.
• Collaborate closely with stakeholders to gather and analyse requirements.
• Conduct code reviews, enforce coding standards, and mentor developers.

Skills

C#

.NET framework

Technical leadership

Architectural design

ORM frameworks

SQL Server

Tools

Azure DevOps

Jira

Confluence

Job description

Technical Lead / Architect (.NET) – Sheffield – New (REF50)

A market‑leading organisation is seeking a Technical Lead to guide the direction of two software teams working on a shared product suite within a unified framework.

The ideal candidate will be a hands‑on technical authority with deep expertise in C# and or .NET framework, capable of designing secure and scalable architectures while providing leadership across multiple development teams. They will drive modernisation of legacy systems, support the delivery of new features and enhancements, and foster strong alignment between technical strategy and user needs. With a strong customer focus, the successful candidate will help shape requirements, influence product direction, and contribute to an expanding global market.

Duties & Responsibilities

• Design and develop software solutions using the .NET framework.
• Create architectural designs and provide technical leadership across teams.
• Collaborate closely with stakeholders to gather and analyse requirements.
• Conduct code reviews, enforce coding standards, and mentor developers.
• Produce technical documentation including specifications and design patterns.
• Define long‑term strategies for modernising and evolving a legacy codebase.
• Support cross‑functional collaboration with QA, Sales, and other internal teams.
• Participate in occasional customer site visits, including potential international travel, to support installations and gather product insights.

Skills & Experience (Essential)

• 5+ years’ experience designing and implementing solutions using the .NET framework.
• Strong background in architecting scalable, secure, and performant systems.
• Hands‑on experience developing with C# and .NET technologies.
• Ability to translate business needs into clear technical designs and solutions.
• Experience conducting code reviews and establishing coding standards.
• Proven background in modernising legacy systems and building long‑term technical strategies.
• Experience with at least two of the following :
• ORM frameworks (NHibernate, Entity Framework, etc.)
• SQL Server or other relational databases (e.g., MySQL, PostgreSQL)
• DevExpress components

Desirable

• Familiarity with developer tools such as Azure DevOps, Jira, Confluence, or similar.
• Understanding of APIs and microservices‑based architectures.
• Experience with Azure services and cloud‑based development environments.
• Knowledge of CI / CD pipelines and automation practices.

Rewards & Benefits

• Competitive holiday allowance including bank holidays, with additional leave increasing over service.
• Annual team‑building weekend for employees and their families.
• Private medical cover.
• Company pension scheme.
• Death‑in‑service benefit.
• Access to additional lifestyle and wellbeing benefits.
• On‑site facilities supporting health and fitness.
• Cycle‑to‑Work scheme.