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.NET Developer (Mid Level)

AvantiLondon, UK
Full-time3-7
£45k - £50k
per year
👁️ 0 views📝 0 applicationsPosted 8/25/2026Expires 9/24/2026
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Job Description

Avanti Recruitment is currently working with an established international software and risk management business that is looking for a Mid-Level .NET Developer to join the team. This is an excellent opportunity for a developer who enjoys working across a broad Microsoft technology stack and wants exposure to enterprise-scale systems used by clients across multiple international markets. You will be involved in the full software development lifecycle, contributing to the development, maintenance, enhancement, and support of business-critical applications. The Role You will work closely with senior developers, technical managers, and business stakeholders to deliver robust software solutions across a range of internal and client-facing platforms. The role offers a strong mix of: • Backend development • API development • Database work • Application support • Technical improvements • Collaboration across the wider business This is a hands-on development role suited to someone who enjoys solving technical problems and working within a collaborative team environment. Key Responsibilities • Develop and maintain applications using C# and .NET technologies • Work across ASP.NET MVC and ASP.NET Core applications • Build and support APIs and backend services • Write and optimise SQL queries, stored procedures, and functions • Participate in testing and quality assurance processes • Produce technical documentation • Collaborate with Business Analysts and technical stakeholders • Assist with troubleshooting and support of live systems • Contribute to future product and platform improvements Technical Skills Required Essential • C# • .NET • ASP.NET MVC / ASP.NET Core • SQL Server • T-SQL • JavaScript • HTML & CSS • Entity Framework • Git • Azure DevOps Desirable • MongoDB • JQuery • AJAX • PowerShell • SSRS • IIS • Windows Services • Bootstrap • Postman About You You will ideally have: • Commercial experience within a .NET development role • Strong backend development capability • Experience working with SQL databases • Good understanding of object-oriented programming • Strong problem-solving skills • Excellent communication and collaboration skills • A proactive and detail-oriented approach Candidates with experience across both legacy MVC applications and modern .NET Core environments will be particularly well suited. What’s On Offer • Salary up to £50,000 • Pensions, Private medical (subsidised), half of your gym membership gets covered • Opportunity to work on enterprise-scale software platforms • Broad technical exposure across modern and legacy technologies • Collaborative and supportive development team • Long-term career development opportunities • Stable and growing international business • Hybrid working environment • Exposure to meaningful business-critical systems If you are a .NET Developer looking for a role with strong technical exposure, long-term progression, and the opportunity to work within a collaborative international environment then click Apply Now!.

Required Skills

C#.NETASP.NET MVCASP.NET CoreSQL ServerT-SQLJavaScriptHTMLCSSEntity FrameworkGitAzure DevOpsMongoDBJQueryAJAXPowerShellSSRSIISWindows ServicesBootstrapPostman

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