Team Lead Mobile

Coolblue

Coolblue

Rotterdam, Netherlands

Posted on Apr 16, 2026
As a Team Lead of one of our mobile teams, you make sure your team performs at its best and our apps get a little better every day. You stay hands-on as a skilled software developer, help your team members grow, and guide them through challenging technical decisions. Together, you build solutions that make our customers smile.

What does a Team Lead Mobile at Coolblue do?

As a Team Lead Mobile, you lead a dynamic team of 6–7 Android and iOS developers. You combine leadership with hands-on work, spending around 75–80% of your time coding, joining technical discussions, and making smart architectural decisions. You also focus on pair programming to raise your team’s technical level.

Together with the Product Owner, Customer Journey Specialist, Designer, and Analyst, you make sure your projects move in the right direction and priorities are clear. You maintain code quality by applying best practices and doing thorough code reviews, while constantly looking for ways to improve collaboration and productivity.

You foster an open culture where giving and receiving feedback feels natural, and new team members quickly feel at home. Together, you create software that makes our customers happy.

  • Building and leading a team that delivers robust mobile software.
  • Helping your team members set goals and choose smart ways to achieve them.
  • Actively developing and contributing to team projects.
  • Reviewing code, sharing best practices, and fostering a culture of craftsmanship and collaboration.
  • Coaching team members with continuous, honest, and supportive feedback. Improving processes so your team gets the most out of Scrum.

You recognize yourself in the following

  • At least 3 years of experience as an Android developer (Kotlin) or iOS developer (Swift).You have a BSc or MSc in Computer Science or a comparable field.
  • Minimum 2 years of experience in coaching and developing teams.
  • Leadership skills that create a positive, collaborative team atmosphere.
  • Strong communication skills to clearly explain complex decisions.
  • Strong problem-solving abilities and familiarity with SOLID, TDD, and BDD principles.
  • A keen eye for code quality and a natural preference for agile ways of working.
  • Experience with cloud and CI/CD tooling (for example AWS and TeamCity or similar).
  • Experience with C#/.NET is a nice to have, as we collaborate closely with backend teams.

This is what you’re looking for in a job

  • Money.
  • Working together in an international environment with colleagues from the Netherlands, Belgium, Spain, Brazil, Mexico, Italy, and many more.
  • An extraordinarily good work environment. Where we interact as friends, and you can just be yourself.
  • Monthly drinks, freshly prepared snacks, legendary Coolblue parties and the best team activities.
  • A fine balance between working at the office and working from home. Of course, we’ll help you create the best home-office possible. Including desk chair, laptop, and blue garlands.
  • Plenty of room for your own ideas, initiatives and choices. You do your work your way.
  • Travel allowance, a retirement plan and an allowance when you work from home.
  • 25 leave days. As long as you promise to come back.
  • A picture-perfect office at a great location. You could crawl to work from Rotterdam Central Station. We recommend just walking for 2 minutes, though.
  • With over 100 training courses in our own Coolblue University, you become a little better every day.
  • A discount on all our products.