Senior Software Developer

Senior Software Developer - Basingstoke
£55,000-£60,000 + 5% performance bonus
Must have lived in Europe for the last 5 years (security clearance requirement)
An excellent opportunity for a highly skilled Senior Software Developer to design and build secure, scalable, high‑quality software solutions across both front‑end and back‑end technologies. You will combine hands‑on coding with technical leadership, mentor junior developers, and work in an Agile environment to deliver innovative, customer‑facing products. Occasional international travel may be required.

Key Responsibilities
Software Development & Delivery

• Lead the analysis, design, development, and delivery of new software projects or major components of existing solutions.
• Collaborate with cross‑functional teams to deliver robust, secure, and scalable systems.
• Perform day‑to‑day programming, unit testing, bug fixing, documentation, and provide 3rd‑line support when required.
• Deliver expert technical guidance to internal stakeholders and external customers.
• Work confidently within unfamiliar platforms or technologies when needed.
• Mentor and coach junior developers to support their growth.

Essential Skills & Experience

• 7+ years full‑stack development experience (front‑end & back‑end).
• Deep understanding and practical application of SOLID principles.
• Advanced experience with C#, .NET Framework, .NET Core, and modern .NET versions.
• Strong hands‑on experience with Angular 5+ and TypeScript.
• Flexibility to learn and work with new programming languages or technologies as required.
• Strong experience with MSSQL (other databases like Oracle, MySQL, SQLite, PostgreSQL are a bonus).
• Hands‑on experience with Azure DevOps (source control, CI/CD pipelines, build & release processes).
• Experience with Octopus Deploy or similar automated deployment tools.
• Confident presenting technical concepts to small and large groups.
• Experienced working in Agile squads, with strong understanding of Agile principles.
• Understanding of Secure Software Development Lifecycle (SSDLC).

Advantageous Skills

• Hardware integration into software layers.
• Java development and modern Java frameworks.
• Experience using AI‑assisted development tools to increase productivity and accuracy.
• DevOps automation for configuration, deployment, and maintenance.
• Test‑Driven Development (TDD).
• Microservices and containerisation (Docker, Kubernetes).
• PKI infrastructure and security concepts.
• Broad knowledge of software testing methodologies.

Education & Additional Experience

• Degree in Computer Science, Computer Engineering, or related field.
• Experience delivering customer‑facing software products (highly desirable).
• Strong, confident communication skills with the ability to work directly with customers during troubleshooting or solution design.

Language Skills

• Strong verbal and written English.
• Comfortable working with cross‑regional teams.
• Able to read and interpret technical documentation, standards, and specifications.

Personal Qualities

• Trustworthy, open, and humble.
• Confident, well‑organised, and solution‑focused.
• Energetic, self‑motivated, independent, and an excellent team player.
• Highly analytical with strong troubleshooting skills.
• Passionate about new technologies and quick to learn.

Services advertised by Gold Group are those of an Agency and/or an Employment Business.
We will contact you within the next 14 days if you are selected for interview. For a copy of our privacy policy please visit our website.