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- Tasks: Lead mobile engineering initiatives and shape architecture for player-facing systems.
- Company: Join a dynamic team at a leading gaming company in Cambridge.
- Benefits: Enjoy private healthcare, flexible hours, and generous annual leave.
- Other info: Collaborative environment with opportunities for career growth and innovation.
- Why this job: Make a real impact on mobile solutions for a global gaming community.
- Qualifications: Proven experience in mobile engineering and strong knowledge of iOS and Android development.
The predicted salary is between 80000 - 100000 £ per year.
Office location: Cambridge, UK - This position offers flexible working options, including predominantly remote work. Applicants should be based (or willing to relocate) within a comfortable commuting distance of our office to attend onsite as required.
Are you an experienced mobile engineer with a track record of leading large-scale technical initiatives and shaping mobile architecture across complex products? As a Principal Mobile Engineer, you'll take ownership of mobile engineering direction across critical player-facing systems. From initial player onboarding through to ongoing engagement, you'll define and deliver scalable, secure mobile solutions that support key journeys across the RuneScape franchise.
Operating across multiple teams and domains, you'll drive technical strategy, guide architectural decisions, and ensure delivery of high-quality mobile systems that meet the demands of a global player base.
What you'll be doing:
- Own and drive mobile engineering initiatives across multiple projects, ensuring alignment with product goals and long-term technical strategy.
- Define and evolve mobile architecture across iOS and Android, ensuring scalability, performance, and maintainability.
- Lead the delivery of complex technical solutions, coordinating across teams and managing dependencies at a system level.
- Establish and uphold engineering standards across mobile development, including code quality, testing, and deployment practices.
- Identify and drive improvements to systems, services, and engineering processes to support reliable, scalable delivery.
- Work closely with backend, product, and platform teams to ensure seamless integration across services and user journeys.
- Guide technical decision‑making, balancing short‑term delivery with long‑term system health and evolution.
What we're looking for:
- Proven track record leading large-scale mobile engineering initiatives within production environments.
- Deep expertise in native mobile development across iOS (Swift / Objective‑C) and Android (Kotlin / Java).
- Strong experience defining and evolving mobile architecture integrated with backend microservices.
- Strong understanding of the software development lifecycle, including CI/CD, testing, and release practices.
- Experience operating across teams to manage technical direction, dependencies, and delivery outcomes.
- Advanced debugging, performance optimisation, and system‑level problem‑solving capability.
- Experience with C++ is an advantage.
What we offer:
- Private Healthcare, including Dental Plan.
- Discretionary annual performance bonus.
- Minimum 6% Pension contributions.
- Life Insurance.
- Enhanced family leave policies from day 1.
- Flexible working hours.
- 25 days annual leave + Bank holidays.
We Honour our Vows by being honest and transparent; We are our Customers' Heroes by striving to understand our team.
Principal Mobile Engineer - Core Tech employer: Jagex: The RuneScape Company
Contact Detail:
Jagex: The RuneScape Company Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Principal Mobile Engineer - Core Tech
✨Tip Number 1
Network like a pro! Reach out to your connections in the mobile engineering field, attend meetups, and engage in online communities. You never know who might have the inside scoop on job openings or can refer you directly.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your best mobile projects. Whether it's apps you've developed or contributions to open-source projects, having tangible evidence of your expertise can really set you apart.
✨Tip Number 3
Prepare for interviews by brushing up on your technical knowledge and soft skills. Practice common interview questions, especially those related to mobile architecture and team collaboration. We want you to shine!
✨Tip Number 4
Don't forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you're genuinely interested in joining our team at StudySmarter.
We think you need these skills to ace Principal Mobile Engineer - Core Tech
Some tips for your application 🫡
Tailor Your CV: Make sure your CV reflects the skills and experiences that align with the Principal Mobile Engineer role. Highlight your leadership in mobile engineering initiatives and any relevant projects you've worked on, especially those involving iOS and Android.
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to tell us why you're passionate about mobile engineering and how your experience can help shape our mobile architecture. Be specific about your achievements and how they relate to the job description.
Showcase Your Technical Skills: Don’t forget to include your technical expertise in native mobile development, CI/CD practices, and any experience with backend integration. We want to see how you can contribute to our mobile systems and drive improvements!
Apply Through Our Website: We encourage you to apply directly through our website for the best chance of getting noticed. It’s the easiest way for us to keep track of your application and ensure it reaches the right people!
How to prepare for a job interview at Jagex: The RuneScape Company
✨Know Your Tech Inside Out
Make sure you brush up on your knowledge of mobile development, especially in iOS and Android. Be ready to discuss your experience with Swift, Kotlin, and any architectural decisions you've made in past projects. This is your chance to showcase your expertise!
✨Showcase Your Leadership Skills
As a Principal Mobile Engineer, you'll be expected to lead initiatives and guide teams. Prepare examples of how you've successfully led large-scale projects, managed dependencies, and ensured alignment with product goals. Highlight your ability to drive technical strategy.
✨Understand the Bigger Picture
Familiarise yourself with the RuneScape franchise and its player journeys. Think about how your role can impact user engagement and satisfaction. Being able to connect your technical skills to the overall player experience will set you apart.
✨Prepare for Problem-Solving Questions
Expect to tackle some technical challenges during the interview. Brush up on your debugging and performance optimisation skills. Be ready to walk through your thought process on how you would approach system-level problems and improvements.