Senior Software Developer C#, .NET, JavaScript

Viqu has partnered with a leading organisation seeking a Senior Software Developer with strong full stack expertise in C#, JavaScript, REST APIs, and SQL. As a Senior Software Developer, you’ll build responsive web interfaces and develop robust backend services, delivering scalable, high-performance solutions. You’ll join a fast-paced Agile team, driving new features and maintaining critical systems that support essential public services.

Key Responsibilities of the Senior Software Developer:

• Design, develop and maintain responsive web applications focusing on user experience and accessibility

• Deliver frontend components using JavaScript, Bootstrap and CSS, ensuring consistency and usability

• Collaborate with back-end developers to integrate service-layer logic and APIs

• Participate in Agile ceremonies including sprint planning, demos, and retrospectives

• Mentor junior developers and support knowledge sharing within the team

• Troubleshoot and resolve software defects in production and test environments

• Support documentation and adherence to coding standards and best practices

• Collaborate with subject matter experts, testers, and technical teams to ensure software solutions meet user and operational requirements.

Key Requirements of the Senior Software Developer:

• Proven commercial experience developing frontend web applications using JavaScript, Bootstrap and CSS

• Strong knowledge of C# and object-oriented programming principle

• Experience consuming and working with RESTful APIs and backend services

• Competence in writing and optimising SQL queries for relational databases

• Familiarity with Agile software development methodologies and tools

• Experience working with legacy systems and modernisation initiatives advantageous

• Ability to communicate effectively with technical and non-technical stakeholders

• Relevant degree or equivalent professional experience in software development

You’ll join a team focused on effective solutions, practical problem-solving, and delivering software that makes a real impact. Flexible hours and long-term stability included.

Applynow to speak with VIQU IT in confidence. Or reach out to Belle Hegarty via the VIQU IT website.

Do you know someone great? We’ll thank you with up to £1,000 if your referral is successful (terms apply). For more exciting roles and opportunities like this, please follow us on LinkedIn @VIQU IT Recruitment

Senior Software Developer (C#, .NET, JavaScript)

Newport - Hybrid

£36,000 - £47,000