Lead Developer - Central Government

Spinwell Global Limited; Greater London; On-site; GBP 75,000 - 98,000; Full time

Job summary

Spinwell Global Limited is seeking a Lead Developer to act as the technical lead for a development team within the public sector. The role is based in London with 2 days onsite at Westminster, offering a 6-month contract and SC security clearance requirement.

You will translate complex user needs into secure, maintainable technical solutions, lead and coach developers, and ensure standards, security and quality controls are applied across delivery, including CI/CD and modern frontend frameworks.

Qualifications

• Strong hands-on development experience and leadership.
• Experience delivering software using C#, .NET Core/.NET Framework, RESTful APIs, SQL/SQL Server, Git and modern frontend frameworks.
• Ability to coach, mentor and lead agile delivery teams.
• Designs secure, maintainable systems with medium to high complexity.

Responsibilities

• Acting as the technical lead for a development team, shaping and assuring technical delivery.
• Translating user and business needs into secure, maintainable technical solutions.
• Making local technical decisions aligned with architectural direction and standards.
• Coaching and mentoring developers to raise engineering practices.
• Ensuring engineering standards, security, quality controls are applied consistently.
• Collaborating with DevOps, product teams and other stakeholders for joined-up delivery.
• Advancing engineering through automated testing, CI/CD, observability and reusable components.
• Supporting agile delivery with focus on user value, outcomes and cost efficiency.

Skills

Strong hands-on development

Technical leadership

Agile delivery

Systems design

Security-focused engineering

Tools

C# / .NET

RESTful APIs

SQL Server

Git

CI/CD pipelines

Angular / React / Vue

Job description

Role: Lead Developer - REF 105946

Contract Length: 6 Months

Location: London 2 days in Westminster offices

IR35: Inside

Pay Rate to Intermediary: 469.57 Per day

Security Clearance: SC

Spinwell is recruiting for a Lead Developer for an excellent opportunity within the public sector.

RESPONSIBILITIES OF THE LEAD DEVELOPER

• Acting as the technical lead for a development team, helping to shape, coordinate and assure technical delivery.
• Translating user and business needs into well-designed, secure, maintainable technical solutions.
• Making local technical decisions that align with wider architectural direction, engineering standards and organisational priorities.
• Supporting and developing developers through coaching, mentoring, pairing and knowledge sharing.
• Ensuring engineering standards, development practices, security expectations and quality controls are applied consistently.
• Working closely with Principal Developers, DevOps colleagues, product teams and other stakeholders to ensure effective knowledge transfer and joined-up delivery.
• Supporting improvements across Engineering, including automated testing, CI/CD, observability, reusable components, shared tooling and developer experience improvements.
• Helping the team work effectively in an agile environment, maintaining focus on user value, outcomes, quality and value for money.

SKILLS/EXPERIENCE OF THE LEAD DEVELOPER

• Strong hands-on technical development experience
• Proven experience delivering software using C#, .NET, .NET Core/.NET Framework, RESTful APIs, SQL/SQL Server, Git, CI/CD pipelines, web technologies and modern frontend frameworks such as Angular, React or Vue.
• Technical leadership and team development
• Experience leading developers within a multidisciplinary or agile delivery team, including coaching, mentoring, pairing, coordinating technical work and helping teams apply good engineering practices consistently.
• Systems design, standards and secure delivery
• Ability to design, review and deliver systems with medium to high levels of technical or business complexity, ensuring appropriate technology choices, secure design, maintainability, performance, integration and adherence to modern standards.

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