Senior Flutter Developer in Barcelona or Remote


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Job Description

Life is too short to work for a boring company, so why don’t you join us? We are looking for a Flutter Developer with experience creating complex mobile applications with Flutter on iOS or Android. Does that sound like you?

But first, let’s break the ice!

Who we are & what we do

At Leadtech, we work hard... and play harder! Our mission is to bring forward new business ideas and empower employees to achieve their goals in the online business world.

Since 2009, we have been fostering innovative and creative techniques across many industries, making us pioneers in online project management.

Leadtech is dedicated to constant improvement and inspiring new ideas daily for the world we live in and the future to come.

If you have a creative and innovative mind, Leadtech is looking for you!

Does this still look like your cup of tea? There’s more


You’re our perfect candidate if you:

  • Create responsive mobile applications with complex interactions in real time.
  • Use and learn Flutter / Dart, TDD, Git.
  • Constantly improve the code base by writing clean, maintainable, high-quality code.
  • Continually level up alongside an amazing team in a fast growing company.


Your expertise in a nutshell:

  • Have created complex mobile applications with Flutter on iOS or Android for at least 4 years
  • Know how to program with Dart and its concepts of Iterable collections, Futures, async / await ...
  • Ideally, know how to use Slivers and other advanced layout concepts.
  • Know how to use a state management library such as Bloc.
  • Like to write tests before programming.
  • Develop following the MVVM pattern with Rxjava2, dagger2, Retrofit.
  • Prefer to automate rather than repeat tasks.
  • Understand that quality is everyone's job.
  • Experiencie working with Kotlin or Swift
  • Have experience with the agile work methodology.


Leadtech offers an exceptional working environment in a dynamic and international team. We invest in people’s development offering the opportunity for continuous training and career growth.

Some of the perks of working with us:

  • Competitive salary
  • Full-time, permanent contract
  • Private health insurance
  • 25 days of holiday + your birthday off
  • Flexible vacation time (no blackout days)
  • Flextime (7 - 09.30h / 15:30 - 18h)
  • Free Friday afternoons (a 7-hour workday!)
  • 35-hour week for the full months of July and August (free afternoons!)
  • Flexibility to work from home
  • Other benefits paid from the gross salary (ticket restaurant, transport tickets, nursery tickets)
  • Permanent internal training + Annual budget for external training
  • Team-building activities
  • Monthly afterwork
  • Free coffee and snacks
  • Free fresh fruit
  • Games room (Nintendo, table tennis, futbolín)
  • Terrace at the office
  • An innovative approach to all internal processes and businesses
  • Work with the latest technologies + Career progress opportunities

  • Equal Employment Opportunity Employer:

    Leadtech is an Equal Employment Opportunity (EEO) Employer, which means we encourage applications from people with different backgrounds, interests, and personal circumstances. Our team welcomes applicants regardless of their race, gender, age, religion, nationality, sexual orientation, and/or disabilities. All we need is your high energy, skills, and willingness to be a part of a great project!

    Hiring process

    • First step: 15-minute phone interview to get to know you
    • Second step: On-site interview with HR and your future manager and director to talk about the position and how we approach work. It includes a brief skill assessment test
    • Third step: HR’s timely response regarding the status of your application and/or a second interview

    Sounds good? Apply now!

    We’re looking forward to meeting you.


    You'll have the flexibility to choose whether you'd like to come to the office every day, from time to time, or work fully remote. We want you to find the best combination for you.

    If you prefer to be surrounded with amazing people, our exceptional office is in Barcelona's Blue Building, located right on the city's seafront. Besides our stunning views, you'll enjoy our office perks such as free fruit, snacks, and coffee and you'll also be able to take part in our Mario Kart and table tennis competitions.

    The personal data you provide will be used to manage your candidacy for the corporate selection processes that fit your profile. If you wish, you can exercise your rights of access, rectification or cancellation by sending a letter to Avenida Litoral, 12-14, 5ta planta, Barcelona 08005, or emailing us at, including a document that validates your identity.

    About Leadtech

    • Agency

    • Tech Start-up

    • Barcelona

    • 50-200

    • 2007

    At Leadtech, we work hard... and play harder! Our mission is to empower clients and employees to achieve its goals in the online business world.

    Since 2007, we have been fostering innovative and creative techniques across a multitude of industries, making us pioneers in online project management.

    Leadtech is dedicated to constant improvement, as well as inspiring new ideas and methods daily, for both the world in which we live and the future to come.

    We think big... and work bigger, and that's why we do business internationally with over 100 passionate professionals who speak over 15 languages fluently. A global team of focused experts in a range of fields:

    We analyze, we socialize, we write, we code, we design, we calculate, we decide, we collaborate, we generate, we engage, we program, we create… The real question is what don’t we do?!

    With a truly modern approach to company culture, our values, diversity, flexibility and an active work-play balance are what make Leadtech unique.

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