.NET Technical Lead in London

Company Description

Version 1 has celebrated30 yearsinbusinessand continues to be trusted by global brands to delivertechnology and transformationsolutions that drive customer success.

Ourdeepexpertiseenables our customers to navigate the rapidlyevolving technology landscape.

We foster strong partnerships withglobal technology leadersincluding Microsoft, AWS, Oracle, Red Hat, Out Systems, Snowflake, ensuring that our customers are provided with the highest quality solutions and services.

We’rean award-winning employer reflecting how our employees are at the very heartof whatwe 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’rea corevalues drivencompany, we hire people who share our values, and we reward those who display and foster them, it’sdeeply embedded within our DNA.

Invest in us andwe’llinvest in you!.

Job Description

Version1 is seeking a Technical Lead who has strong experience in leading a scrum team with highly skilled in C#.

NET and ASP.

NET Core or Blazor or Angular technologies.

The ideal candidate should possess a solid foundation in C#, HTML, CSS, Blazor Web Assembly, Blazor Server and T‑SQL.

A person with high mental aptitude, problem solving and debugging skills, proactive, self‑motivated, and strong communications skills will be successful in this role.

Key Responsibilities

• Lead the Scrum team through the full development lifecycle – from requirement analysis and solution design to implementation, testing, and release.
• Break down backlog items into actionable tasks, assign ownership, and drive timely and quality delivery.
• Mentor, coach, and provide technical guidance to team members, ensuring smooth execution and continuous skill development.
• Design, develop, and maintain applications using . NET Core / . NET 6+, ASP. NET Core, Blazor, and Angular frameworks.
• Apply design principles, SOLID practices, and innovative solutions to deliver scalable and maintainable applications.
• Create low-level design, technical specifications, and functional documentation, ensuring alignment with overall architecture.
• Develop architectural diagrams, workflow models, and prototypes using tools such as Visio, Draw. io, and Figma.
• Work with Entity Framework Core and Dapper for database access and ORM integration.
• Build and optimize complex Stored Procedures, Triggers, and Views in SQL Server.
• Ensure application reliability by writing unit tests with x Unit and b Unit frameworks.
• Use Azure Dev Ops and Git for continuous integration, branching/merging strategies, and deployment automation.
• Actively participate in Agile ceremonies including sprint planning, daily stand‑ups, retrospectives, and backlog refinement.
• Conduct peer code reviews with constructive feedback, ensuring adherence to coding standards, best practices, and secure coding guidelines.
• Perform static and dynamic code analysis (SAST & DAST) to maintain security and code quality.
• Leverage Azure services (App Services, Functions, Container Apps, SQL, etc.) for cloud‑native application development and deployments.
• Manage Azure deployments, performance tuning, and basic cloud administration tasks to ensure scalability and reliability.
• Collaborate with stakeholders and cross‑functional teams to align technical solutions with business objectives.
• Provide ongoing support, guidance, and mentorship to junior developers, fostering a culture of collaboration and excellence.

Qualifications

• Required Skills
• Bachelor’s degree in Engineering with 10+ years of professional experience, including 4+ years in leading and mentoring development teams.
• Strong track record in end‑to‑end delivery ownership – from requirement analysis and solution design to development, testing, deployment, and support.
• Extensive experience (6+ years) in developing scalable web applications using ASP. NET Core, C#, Web API, Razor Pages, Angular, HTML, Java Script, j Query, and CSS.
• Hands‑on expertise in building Blazor Server and Blazor Web Assembly applications, with good understanding of the Signal R messaging framework for real‑time communication.
• Solid understanding of OOP concepts, SOLID principles, design patterns (MVVM, component‑based architecture), and SPA frameworks.
• Proficient in writing unit tests using x Unit and b Unit, ensuring maintainability, testability, and reliability of applications.
• Strong experience in branching, merging, and managing source code workflows using Git/Azure Repos for efficient development lifecycle management.
• Skilled in Azure SQL Server with deep hands‑on experience in writing complex Stored Procedures, Triggers, and Views, along with strong application performance optimization expertise.
• Cloud experience in Azure App Services, Azure Functions, Azure Container Apps, and deployments, with exposure to basic cloud administration.
• Knowledge of microservices architecture, API security (OAuth2, JWT, Azure AD), and event‑driven systems (Azure Service Bus, Event Grid).
• Hands‑on exposure to CI/CD pipelines using Azure Dev Ops/Git Hub Actions, with experience in automated builds, testing, and cloud deployments.
• Familiarity with containerization (Docker, Kubernetes) and infrastructure‑as‑code concepts (ARM, Bicep, Terraform – if applicable).
• Experienced in using Sonar Qube and Application Insights for code quality, monitoring, and observability.
• Adept at preparing low‑level design documents, workflow diagrams, technical specifications, and functional documentation.
• Strong leadership in Agile/Scrum methodologies – sprint planning, backlog refinement, estimation, conducting code reviews, and enforcing coding standards.
• Proven ability to mentor junior developers, resolve technical blockers, and drive engineering excellence across the team.
• Excellent stakeholder management, communication, and presentation skills, with the ability to translate business needs into technical solutions.
• Willingness to work in UK shift hours for effective collaboration with international teams and clients.
• Desired Skills
• Nice to have Azure Developer Associate certification.
• Nice to have Azure Solution Architect Certification
• Good to have CSM or PSM certification.
• Additional Information

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 collectivelybenefitfrom 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 initiativesincluding; Pension, Private Healthcare Cover, Life Assurance, Financialadviceand 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

• Educationalassistance, 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.

Version1 is an equal opportunities employer.

We are committed to building a diverse, inclusiveand 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, respectfullyand confidentially.

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