Lead Mobile Developer - Secure Govt/Defence, On-site London

Sanderson Government & Defence; City Of London; On-site; GBP 111,000 - 116,000; Full time

Job summary

Sanderson Government & Defence in London is seeking a Lead Mobile Developer to deliver secure, mission-critical mobile services for UK government and defence programmes. The role is hands-on leadership across iOS and Android, with a focus on security, performance and scalable architectures.

The successful candidate will guide teams through design and delivery in Agile environments, conduct code reviews, mentor engineers, and collaborate with stakeholders in government and defence sectors.

Qualifications

• Proven experience leading mobile teams delivering enterprise-scale apps.
• Strong experience developing Android and iOS apps.
• Expertise in software architecture and design for mobile solutions.
• Experience with full stack development and cloud-connected apps.
• Solid understanding of Agile and Scrum delivery.
• Experience with code review and quality assurance practices.
• Proven technical leadership and mentoring abilities.
• Experience in regulated environments such as government/defence.
• Understanding of secure SDLC and security-by-design principles.

Responsibilities

• Lead the development of secure mobile applications across iOS and Android.
• Define and implement robust software architecture and design strategies.
• Contribute to full stack development and integration with enterprise back-ends.
• Drive delivery within Agile and Scrum environments.
• Conduct code reviews and enforce quality, security, and engineering standards.
• Provide technical leadership, coaching, and mentoring to teams.
• Engage with stakeholders across government and defence programmes.
• Support continuous improvement and adoption of modern engineering practices.

Skills

Mobile leadership

Android

iOS

Software Architecture

Full Stack Development

Agile & Scrum

Code Review

Mentoring

Regulated environments

Tools

Cloud platforms

DevOps

Job description

Sanderson Government & Defence in London is seeking a Lead Mobile Developer to deliver secure, mission-critical mobile services for UK government and defence programmes. The role is hands-on leadership across iOS and Android, with a focus on security, performance and scalable architectures.

The successful candidate will guide teams through design and delivery in Agile environments, conduct code reviews, mentor engineers, and collaborate with stakeholders in government and defence sectors.