Software Development Engineer in Madrid

M47 Labs

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Job Description

M47 is a fast growing Barcelona based tech start-up focused on building next generation data-driven AI products. We help organizations harness the power of AI, extract value from their data and automate repetitive business processes. Our deep tech knowledge, strong industry experience and property AI Data platform allows us to work with top-tier companies around the world.

We are looking for a talented Software Developer to work alongside our quality engineering teams to work on a cutting-edge ML-based Personal Voice Assistant software used by millions of users worldwide. We are on the quest for talented engineers to skyrocket the qualifying systems of one of the key leaders in the tech space!

About your day-to-day:

  • Take ownership of the development of new features and user interface components following best practices.

  • Coordinate with the rest of the team who is working on other layers of the same infrastructure.

  • Take a test-driven approach, validating all features ensuring they are qualified for production.

  • Create technical documentation for reference and reporting.

What is in it for you?

💪🏽 Indefinite fulltime contract

🚀 Follow your career ambition with growth opportunities (horizontal and vertical) within the project and on-going trainings

☀️ Office located at the heart of Madrid

💸 Comprehensive compensation package, including private medical insurance coverage and flexible remuneration through Cobee, including meals and transport

🌈 Be part of our diverse communities and enjoy our meet-ups (Women in Tech, LGTBQ+, Wellbeing, City Lifestyle...)

🌍 Great international, inclusive and dynamic work environment (more than 20 nationalities!)


This is for you if you have:

  • Fluency in English (written and spoken)
  • > 3 years of experience in Software Development
  • Sound knowledge of Java, as well as other frontend stack like HTML, CSS or React
  • Previous experience with CI/CD pipelines, API testing and shell scripting with Bash (Linux).
  • Experience in testing environments and STLC
  • Flexibility to respond and react to changing priorities quickly and efficiently
  • Exceptional analytical, troubleshooting and problem solving skills
  • Excellent communication skills to coordinate work across multiple teams to resolve issues.
  • Ability to work with an international and cross functional team
  • An academic background (BSc or MSc) in Computer Science, Telecommunications or related fields, or equivalent experience

You will hit the ground running if you have:

  • Experience with databases and Object-Relational Mapping (ORM) frameworks.

  • Previous exposure to agile environments
  • Knowledge of Swift and Objective-C
  • Familiarity with low-level C-based libraries
  • Knowledge of tools or languages such as splunk, regex, log analysis
Special requirement

For this position you must be a holder of a valid working permit for Spain and be available to work full-time onsite.

**M47 Labs not only encourages but is actively working on empowering its diverse and inclusive talent. M47 Labs is committed to ensure a non-discriminative workplace, work life and selection process and such decisions will not be influenced by race, color, religion, gender identity or expression, sexual orientation, disability, social and conjugal status, age or other applicable characteristics. M47 Labs prohibits discrimination and harassment of any kind and all employment is decided on the basis of qualifications, merit, and business needs.**

According to General Regulation 2016/679 of Data Protection, we inform you that the data and documents provided through either job application form, Curriculum Vitae or email, will be treated by M47 LABS & INTERNATIONAL FIDUCIA, S.L. with the aim to manage your participation in the current and future selection processes, or other processes within the organization following our standard procedures. By entering your information through the application form or by sending your Curriculum Vitae you are agreeing with our terms and conditions. You have the right to access, rectify or remove your data contacting us at


About M47 Labs

  • Agency

  • Barcelona, Spain

  • 50 - 200

  • 2018


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