Grassfish is a Digital in-store company.
We believe that outstanding experiences make all the difference. It’s how we separate the okay from the wow. And the way true brand loyalty is built. Therefore, our mission is to every day enable extraordinary customer experiences. Grassfish has earned recognition for its powerful In-store Experience Management Platform and dedicated people, helping leading global brands stand out and beat the competition.

Grassfish is part of the Vertiseit Group, listed on Nasdaq First North Growth Market in Sweden.

Job description
We are now looking for a Senior Developer to strengthen one of our squads within the Consulting team.

As a Senior Developer at Grassfish , you are an experienced and hands-on member of the squad and development team. You contribute to the development, of customer specific solutions within the Consulting organization. You work closely with colleagues across disciplines to translate customer needs into well-structured, maintainable, and high-quality code. In addition to developing features, you take responsibility for the technical design, help solve complex challenges, and collaborate closely with the customers, while remaining actively involved in daily coding and implementation work.

You act as a Senior Developer within our cross-functional team, ensuring that our solutions align with our customers needs and our development standards.

You report to the Squad Leader and collaborate closely with stakeholders across the organization to ensure technical excellence and customer satisfaction.

Key responsibilities

Hands-on development, testing, and deployment, ensuring solutions are robust, maintainable, and aligned with customer requirements.
Take an active role in decisions around system architecture and system design
Empower and guide our customers and the partner ecosystem in how they should develop Digital In-store solutions from a technical perspective.
Collaborate closely and communicate clearly with Squad Leaders, Project Coordinators, and external partners to ensure smooth delivery and alignment.
Follow and promote internal code quality, documentation, and testing standards, helping to continuously improve our development practices.
Participate in pre-sales activities as a technical contributor, supporting scoping, architectural discussions, and estimation work.
Take responsibility for critical customer deliveries, balancing quality, performance, and timelines.
Contribute to and maintain comprehensive documentation of new and updated solutions, with a focus on scalability, reusability, and knowledge sharing.

Your profile
At Grassfish we are always moving forward. We believe that the person we are looking for is curious, wants to push new ideas and eager to join our journey in becoming the global number one within Digital In-store.

We are now looking for a Senior Developer with following qualifications and experiences.

Degree in Software Development, Computer Science, or equivalent experience.
Extensive experience (preferably minimum five years) in software development with proficiency in:
- C# .NET, SQL, Angular/React, HTML5, JavaScript, CSS, Node.js and basic Python.
Experience in taking decisions around system architecture, design patterns, and integration principles, preferably with big systems and platforms.
Excellent collaboration and communication skills with both technical and non-technical stakeholders.
Proven experience with Git and modern CI/CD pipelines.
Solid understanding of agile methodologies and experience working in cross-functional teams.
Demonstrated ability to lead by example and improve technical processes.
Solution-oriented mindset with strong analytical and problem-solving skills.
Curious in learning about new technologies, platform capabilities, and industry trends

Perks

Health initiatives and wellness allowance
Competent colleagues
Collective agreement
Internal career opportunities

The position is full-time and located to the office in Varberg.
We recruit on an ongoing basis, last day of application is 30/11-2025.
If you have any questions you are welcome to contact Recruiting Manager, Anna Wannberg at anna.wannberg@grassfish.com

We believe in people.
Our company culture is our most important asset and is based on our core values - think like a customer, make it simple, dare to challenge and trust in diversity. They guide us in everything we do - from the decisions we make to how we interact with each other and our customers.

Senior Developer Grassfish Nordics