Job Description

Senior Software Engineer

Are you ready to bring simple solutions to complex programming challenges? Do you like to work on a variety of tools and technologies? Do you have great coding and problem-solving skills, a sense of responsibility, and are you ready to make a difference in your projects? If the answer is yes, then we are looking for you!

TWD – A Fun Challenge to Be Part of

At TWD we love to create construction methods and design installation tools. We achieve creative, simple, and efficient solutions through committed teamwork. Thanks to our main pillars – fun, development, and happy clients – we grow at a rapid pace with over 200 talented people in four locations: Rotterdam, London, Athens, and Taipei.

Every day we contribute to the energy transition and key infrastructure projects worldwide. We do this by offering innovative design solutions to our clients, mainly in the offshore wind and heavy civils industry. Our no-nonsense, informal working environment offers you the opportunity to share your enthusiasm for engineering and work together with other passionate Engineers and Designers in the field.

To further strengthen our team in Rotterdam and realize our mission to contribute to a better world by making construction easier, we are looking for a Senior Software Engineer!

What You Will Do

As a Senior Software Engineer at TWD, you are responsible for the further development, integrations, and maintenance of the office applications we have built in-house to ensure all our projects run smoothly. Examples are our time registration application, project management software, ERP software extensions, various dashboards, and our own technical wiki. Hereto, you work together with our external suppliers. A glimpse of your responsibilities:

  • Translating your user’s needs into working applications (back- and frontend)
  • Developing modern web applications and user-friendly user interfaces
  • Setting up client-server architectures and cleaning APIs
  • Safeguarding quality of work and clean code
  • Recognizing opportunities for new features and opportunities
  • Supervising and coaching other Developers

Of course, your job is not set in stone. You are encouraged to define for yourself which tasks are required to meet these responsibilities. The same holds for your development. We highly value your (career) development and encourage you to take the lead. You will develop yourself on-the-job, but you can also follow relevant workshops and/or training to acquire the knowledge and skills you are interested in or need in your job.

Curious about the type of projects you will be working on? Check out this video!

Who You Are

We are looking for a smart and eager person with a practical backbone and the following profile:

  • You have a bachelor’s or master’s degree in Computer Science or equivalent
  • You have at least 3 years of working experience as a Software Engineer
  • You are skilled in using Angular, JavaScript, SQL and modern web technologies
  • You have experience with managing your own projects
  • You are a passionate, quick learner and have strong technical insight
  • You are a communicative team player who can supervise a small team
  • You are flexible and able to come up with ingenious solutions
  • You are enthusiastic, self-driven, and eager to work in an entrepreneurial environment
  • You have a sense of responsibility to get the job done

What Comes Along with Working at TWD

At TWD we work hard to deliver quality and finish our projects in time. We believe a stimulative company culture with enough room for fun and development motivates our people to do so. That is why working at TWD also means:

  • Working in an exciting industry that contributes to the energy transition and key infrastructure projects worldwide
  • An open, young, diverse, and supportive working environment
  • Professional and personal development opportunities with many internal workshops
  • A healthy and sustainable lunch, including fresh fruit
  • A fun and amazing company trip each year
  • Friday afternoon drinks and special TWD events such as pub quiz, lady’s night, or drinks and dinner


Do you have what it takes to become our new colleague? We are happy to meet you! Please send your CV and motivation letter to or contact HR via +31 (0)10 294 03 74 for further information.

Tags: vacancy, career, the netherlands, technical, developer

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Career Development

People are the backbone of TWD. We care about your development and encourage you to take the lead. We provide unique opportunities where you can develop on-the-job as well as through workshops and training. Read more to get a glimpse of your future career path!

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