WHO WE ARE Deutsche Telekom Digital Labs is the engineering hub of Deutsche Telekom, Europe’s #1 telecom brand. We build the digital products that millions of customers across Europe use every day. AI-first by design, we don't just adopt new technology, we build with it. You will be part of Deutsche Telekom: #1 most valuable telecom brand in the world, and #11 across all brands (Brand Finance Global 500, 2026)
• Top 100 in the Fortune Global 500 (#72 in 2025)
• EUR 119 billion Group revenue in 2025
• 273 million+ mobile customers in 50+ countries ABOUT THE TEAM With the right team, anything is possible. Every product sold, every transaction completed, every customer journey that just works, this team is behind it. If you're energised by scale, obsessed with the customer experience, and want to build commerce infrastructure that actually moves the needle for millions of people, you'll thrive here. We ship in days, own what we build, and never stop trying to make it better. YOU ASK WHAT’S IN IT FOR YOU? WE SAY,
• AI tools, on us — Every engineer ships with AI. Coding agents, token budgets and hackfests to build what's next.
• Grow faster — Free Coursera & Udemy access, certifications and internal mobility across teams.
• Time to recharge — Uncapped leaves, birthday leave, flexible hours, and sabbatical options.
• Family first — 9 months maternity on full pay, 15 days paternity, crèche support, infertility treatment and adoption leave.
• Health & wellness — Medical cover up to ₹15L for you and your family, unlimited free doctor consults, 24/7 counselling and free Cult.fit membership.
• Money & everyday — Flexi benefits for car, fuel and books. Free meals and snacks on campus. Monthly phone and broadband allowance, plus relocation support when you need it. What exactly is the objective of this role? We are looking for a highly accomplished Senior Principal Engineer – iOS to lead the architecture, design, and development of next-generation mobile experiences for millions of users.



This role is ideal for a hands-on technical leader who has successfully built and scaled consumer-facing products from 0 to 1, navigated complex engineering challenges, and driven technical excellence in high-growth environments. You will play a critical role in defining the mobile technology vision, influencing product strategy, mentoring senior engineers, and delivering highly scalable, reliable, and performant iOS applications. What will be my

Key Responsibilities
?
• Lead the end-to-end architecture and development of large-scale iOS applications.
• Drive the technical vision and roadmap for iOS platforms, ensuring scalability, maintainability, and performance.
• Build products from concept to launch, including defining architecture, development practices, and engineering standards.
• Solve complex technical challenges related to scale, performance, reliability, security, and user experience.
• Collaborate closely with Product, Design, Backend, Data, and Business teams to deliver impactful customer experiences.
• Establish best practices around software design, code quality, testing, CI/CD, observability, and release management.
• Lead technical reviews, architectural discussions, and critical decision-making processes.
• Mentor senior engineers and help build a strong engineering culture focused on innovation and execution excellence.
• Drive adoption of modern iOS technologies and continuously improve engineering productivity.
• Influence cross-functional teams and stakeholders through technical leadership and strategic thinking. Ideal candidate profile?
• Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
• 11–15 years of software engineering experience,



with at least 8+ years focused on iOS application development.
• Proven experience building and launching products from 0 to 1 in a fast-paced environment.
• Strong background in consumer internet (B2C) products serving large user bases.
• Deep expertise in Swift, iOS SDK, UIKit, and modern iOS development frameworks.
• Strong understanding of software architecture patterns such as MVVM, Clean Architecture, Modular Architecture, and Dependency Injection.
• Experience designing systems that handle scale, high availability, and performance optimization.
• Solid knowledge of networking, concurrency, memory management, offline-first architectures, and application security.
• Hands-on experience with CI/CD pipelines, automated testing, monitoring, and release management.
• Proven ability to influence engineering direction across teams and organizations.
• Experience scaling mobile products to millions of users.
• Exposure to SwiftUI and modern Apple ecosystem technologies.
• Experience with experimentation platforms, personalization, analytics, and growth-focused product development.
• Track record of driving major platform migrations or architectural transformations.
• Experience working in high-growth startups or rapidly scaling technology companies.
• Contributions to open-source projects, engineering blogs, patents, or technical conferences are a plus. Why This Role?
• Build digital products from scratch on modern, cloud-native infrastructure.
• A real mandate to run lean and AI-first — not lip service, but how we actually operate.
• Influence at both ends — hands-on enough to matter in the detail, senior enough to shape strategy.
• A fast, agile culture where releases ship quickly and your judgment drives the roadmap. WITH THE RIGHT TEAM, ANYTHING IS POSSIBLE. If you're looking for an environment that's fun and friendly but incredibly fast-paced; a place where we measure the time between releases in days; a place where our focus begins and ends at the consumer, we'd love to have you JOIN US

📌 Senior Principal Engineer (Gurugram)
🏢 Deutsche Telekom Digital Labs
📍 Gurugram