Senior Software Engineering Specialist - Mobile Applications

Software Engineering Specialist

Recruiter: Seema Shivakumar

Hiring Manager: Neha Jain

Career Grade: D

About the role

This role is for a senior Software Engineering Specialist who will play a critical part in designing, developing, and scaling high-quality mobile applications using React Native. The position requires deep technical expertise, strong understanding of mobile architecture, and the ability to lead and mentor engineering teams. You will act as a technical owner, driving engineering excellence while collaborating closely with product, design, backend, and QA teams to deliver reliable, performant mobile solutions for iOS and Android.

What you’ll be doing

•  Development of mobile applications using React Native 
•  Define and own mobile application architecture, ensuring scalability, performance, and maintainability 
•  Provide technical leadership and hands-on guidance to the mobile engineering team 
•  Review code, enforce best practices, and maintain high engineering standards 
•  Collaborate with cross-functional teams to translate business requirements into technical solutions 
•  Oversee mobile specific development considerations, including performance, security, and App Store / Google Play readiness 
•  Drive adoption and continuous improvement of CI/CD pipelines for mobile builds, testing, and deployments 
•  Identify technical risks, performance bottlenecks, and architectural issues early 
•  Mentor team members, support skill development, and foster a high-performing team culture 
•  Stay current with evolving mobile technologies and industry trends

Essential Skills / Experience

•  10+ years of overall software engineering experience 
•  Expert-level experience in React Native 
•  Strong knowledge of iOS development(Swift + Objective C) concepts and platform-specific guidelines 
•  Proven expertise in mobile application architecture and design patterns 
•  Hands-on experience with CI/CD pipelines for mobile applications 
•  Strong leadership skills with experience leading and mentoring mobile engineering teams 
•  Excellent problem-solving, communication, and stakeholder management skills 
•  Proficient in Git and modern collaborative development workflows

Desirable Skills / Experience

• Experience working with Amazon Q
• Working knowledge of Android development (Java/Kotlin)

BT Group is the UK’s leading communications group and the holding company behind some of the country’s most recognised brands – including BT, EE, Openreach and Plusnet. Our purpose is as simple as it is ambitious: we connect for good.  Our customers include consumers, small, medium and large businesses, public sector organisations and other communications providers. 

BT Group’s role is about setting direction, unlocking value and creating the conditions for our brands and businesses to thrive.

Having come through the most capital-intensive phase of our fibre investment, our focus now is on what comes next – simplifying how we operate, using technology and AI to work smarter, and organising ourselves to serve customers better and grow sustainably. Group teams shape strategy, policy, brand, capital allocation and transformation, helping the whole organisation perform at its best.

We have a singular culture that unites all our people: we are customer-first challengers, who are committed, clear and connected. These behaviours unite us as one team to deliver for our colleagues, our customers, our stakeholders and the country.   Joining BT Group means working at the heart of a business that matters to the UK, with the opportunity to shape decisions, influence outcomes and help set the future course of one of the country’s most important companies.

Experience Level

Senior Level