Post Office Ltd
Lead Developer (Mobile)
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Summary
Salary: Competitive plus comprehensive benefits package
Grade: 3A
Reporting Line: Digital Engineering Manager
Contract Type: Permanent
Working pattern: Hybrid
Location: London
Closing Date: 17th August
What To Expect
The Lead Developer (Mobile) will define the technical direction, lead and mentor a team of Senior and Mid-Level Software Engineers, and own the end-to-end development and delivery of the Post Office Mobile Travel App and in-branch Government Service applications. You will be a key driver in leveraging modern engineering practices and cloud services to deliver secure, high-quality, scalable mobile experiences across iOS and Android.
Success will be achieved by applying well-architected code, robust full-stack integration with Post Office digital services, strong CI/CD automation, and a culture of technical excellence. This role is for an experienced leader who has delivered eCommerce/retail-grade mobile applications at scale, with production experience in React Native (TypeScript) and cloud platforms (e.g., AWS), and who thrives in Agile environments.
How our people behave is as important to Post Office, as what is delivered. The Lead Developer (Mobile) will role model the Post Office behaviours and demonstrate a Postmaster first mindset.
What We Can Do For You
Our business is changing and we understand that attracting the right talent is pivotal in driving the positive change needed, to help us achieve our ambitious goals. Beyond a competitive salary, we offer a comprehensive benefits package that includes:
- 27.5 days annual leave (rising to 30 after 2 years), plus bank holidays
- Up to 18% on target bonus opportunity
- Annual car allowance
- Generous pension scheme with minimum 10% employer contribution
- Access to 24/7 digital GP services and our Employee Assistance Programme
- 6 x Life assurance and income protection after 12 months service
- Over 400 online courses, mentoring, apprenticeships, and development programmes
- Access to our benefits platform for exclusive discounts & savings
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What You’ll Need To Succeed
To be successful in this role you will be versed in the below:
- 2-3 years of hands-on team leadership and mentoring (goal setting, feedback, coaching, performance growth), with experience coordinating multiple workstreams
- Strong experience using React Native
- 5+ years’ experience developing applications in a variety of languages and frameworks including ReactNative, TypeScript, Java, JavaScript, React, HTML, SCSS / CSS.
- Production experience building and scaling ReactNative iOS and Android apps, including navigation, state management, offline patterns, native modules/bridging, and performance tuning (e.g., Hermes, Flipper).
- Experience of cloud-native micro-services and distributed systems (ideally AWS)
- Experience with serverless cloud services (Lambda/Api Gateway/Cognito/DynamoDB)
- Understand and appropriately implement the WCAG (Accessibility) principles, guidelines and success criteria implemented
- iOS and Android app store submissions, code signing/provisioning, TestFlight/Play Console, Fastlane, phased rollouts, and OTA update strategies (e.g., CodePush/EAS Update)
- Strong understanding of data structures and architectures, using relational and/or non-relational database approaches with the ability to query using SQL
- A strong understanding of test-driven development and testing conventions
- Experience of developing and supporting RESTful APIs
- Practical experience designing and maintaining CI/CD pipelines (GitHub Actions), including automated builds, tests, static analysis, security scans, and release automation
- Experience of release processes and governance
- Experience of full-stack software development principles, architecture and conventions
- Experience of a wide range of SDLC methodologies, including Waterfall, Agile Scrum, Kanban, behavioural-driven development (BDD), and continuous integration
- Understanding of security by design (OWASP MASVS/Mobile Top 10), secure storage, certificate pinning, secrets management, encryption in transit/at rest, GDPR/privacy considerations
- Significant experience with documentation, workflow, and code versioning tools, such as Confluence, Jira and Git respectively.
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About Us
At Post Office Ltd, we’re proud to be at the heart of communities across the UK, upheld by the dedication and service of our postmasters. We offer essential services that people rely on every day, from parcels and banking to identity and government services. While we continue to evolve with digital innovation, our commitment to personal, face-to-face service remains core to who we are.
Our journey is one of reflection, growth, and meaningful change. We’re looking for people who think differently. Those with resilience, purpose, and a deep sense of responsibility to our postmasters, partners and the communities they serve. If you're driven by the chance to make a real impact and help shape a future, built on progress and integrity, we’d love to hear from you. For more details visit careers@postoffice.co.uk.
Application Guidance
Our commitment to embracing diversity extends beyond just words. While we’ve outlined key skills above, we recognise that great candidates come from a variety of backgrounds. We value diverse perspectives and are committed to building an inclusive workplace where everyone can thrive.
As a Disability Confident Employer, we recognise the value people with disabilities can bring to our business. If you require any reasonable adjustments throughout the recruitment process or would like further details on the job description, please contact talentacquisition@postoffice.co.uk.
We’re thrilled by your interest in this opportunity and truly value every application we receive. Please note the advert may close early if we receive a high volume of applications. Unfortunately, we’re unable to provide individual feedback on all submissions.
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