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For Companies At a Glance
- Tasks: Design and develop mobile ad mediation SDKs to enhance monetisation performance.
- Company: Join Kwalee, a gaming powerhouse with over 1.5 billion downloads.
- Benefits: Enjoy generous holiday, health cover, flexible working, and an on-site gym.
- Other info: Collaborative environment with opportunities for mentorship and career growth.
- Why this job: Make a real impact in the gaming industry with cutting-edge technology.
- Qualifications: 5+ years in software engineering, strong skills in Kotlin and Swift.
The predicted salary is between 60000 - 80000 £ per year.
At Kwalee, you’ll join a gaming powerhouse that boasts a mobile empire with 1.5 billion+ downloads. As we continue to grow, we are now looking for a Senior Software Engineer – Ad Tech Mediation to join our Engineering team. As a Senior Software Engineer, you will be responsible for designing, developing, and optimising Kwalee’s mobile ad mediation SDK. You’ll play a key role in improving monetisation performance, ensuring SDK reliability, and driving scalable ad tech solutions. You will work closely with Publishing, Product, BI, and external partners to deliver high-impact results across our mobile games portfolio. This is a permanent role based in our Leamington Spa studio, with 5 days per week on-site, where collaboration and technical excellence drive innovation.
Responsibilities
- Own the design, development, and maintenance of mediation components within the mobile SDK.
- Develop, maintain, and optimise mediation and ad tech SDK components in Objective-C/SWIFT within Xcode for iOS and Kotlin/Java within Android Studio for Android.
- Integrate and maintain third-party ad network SDKs and monetisation tools.
- Improve SDK architecture for scalability, performance, and ease of integration.
- Support mediation optimisation including waterfalls, bidding, and segmentation strategies.
- Collaborate with BI and monetisation teams to translate performance data into technical improvements.
- Build and maintain CI/CD pipelines, automation tools, and internal development frameworks.
- Troubleshoot integration issues and support internal game teams.
- Ensure compliance with platform requirements (GDPR, ATT, Google Play, App Store policies).
- Establish monitoring, logging, and alerting for SDK performance and reliability.
- Mentor junior engineers and contribute to best practices, code quality, and team growth.
Requirements
- Minimum 5+ years of experience as a Senior Software Engineer, ideally within the Ad Tech space.
- Strong programming skills in Kotlin (Android Studio) and Swift/Objective-C (Xcode).
- Experience working with large-scale shared codebases and improving performance.
- Experience integrating and maintaining third-party SDKs and libraries.
- Proficiency in scripting languages such as Python and Bash.
- Experience building development tools, automation scripts, and internal pipelines.
- Strong debugging, problem-solving, and optimisation skills.
- Experience with Unity and C# is a plus.
- Ability to mentor and support junior developers in a collaborative environment.
- Comfortable working cross-functionally with publishing, development, and external partners.
Why Kwalee?
- Generous Holiday: Start with 25 days of annual leave, plus bank holidays. You'll also earn an extra day for every year of service, up to 5 years!
- Flexible Working: We offer core hours that allow you to work flexibly around your life, and a bank of 'Work From Home' days to use when you need them.
- Health Cover: Private medical cover, life assurance, a solid pension plan, and cover for dental and optical care.
- Recharge: Take advantage of our on-site gym and a supportive atmosphere that prioritises your wellbeing.
Senior Software Engineer - Ad Tech Mediation employer: Kwalee Ltd
Contact Detail:
Kwalee Ltd Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Software Engineer - Ad Tech Mediation
✨Tip Number 1
Network like a pro! Reach out to current employees at Kwalee on LinkedIn or other platforms. A friendly chat can give you insider info and might just get your foot in the door.
✨Tip Number 2
Show off your skills! Prepare a portfolio or a GitHub repository showcasing your best projects, especially those related to ad tech. This will help us see your coding chops in action.
✨Tip Number 3
Ace the interview! Research common interview questions for Senior Software Engineers and practice your answers. We love candidates who can articulate their thought process clearly.
✨Tip Number 4
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 Kwalee.
We think you need these skills to ace Senior Software Engineer - Ad Tech Mediation
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Senior Software Engineer role. Highlight your experience with Kotlin, Swift, and Objective-C, and don’t forget to mention any ad tech projects you've worked on. We want to see how your skills align with what we’re looking for!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to tell us why you’re passionate about ad tech and how you can contribute to our team. Be specific about your achievements and how they relate to the responsibilities of the role.
Showcase Your Projects: If you’ve worked on any relevant projects, make sure to include them in your application. Whether it’s a personal project or something from your previous job, we love seeing real examples of your work and how you tackle challenges.
Apply Through Our Website: We encourage you to apply through our website for a smoother process. It helps us keep track of applications and ensures you get all the updates directly from us. Plus, it shows you’re keen on joining our awesome team!
How to prepare for a job interview at Kwalee Ltd
✨Know Your Tech Inside Out
Make sure you brush up on your programming skills, especially in Kotlin and Swift/Objective-C. Be ready to discuss your experience with large-scale codebases and how you've optimised performance in the past. This will show that you're not just familiar with the tech but can also contribute meaningfully from day one.
✨Showcase Your Problem-Solving Skills
Prepare to share specific examples of how you've tackled integration issues or improved SDK architecture. Think about times when you had to troubleshoot and how you approached those challenges. This will demonstrate your strong debugging and optimisation skills, which are crucial for the role.
✨Collaboration is Key
Since you'll be working closely with various teams, be ready to discuss your experience collaborating cross-functionally. Highlight any projects where you worked with BI, monetisation teams, or external partners. This will show that you understand the importance of teamwork in delivering high-impact results.
✨Mentorship Matters
Kwalee values team growth, so think about how you've mentored junior engineers in the past. Prepare to talk about your approach to sharing best practices and improving code quality. This will highlight your leadership potential and commitment to fostering a collaborative environment.