Vacant job

At Hjärt-Lungfonden, you will develop systems that make a real difference – while being part of a dedicated team that drives the organization forward with modern technologies, AI support, and smarter working methods.

About the role

As a Fullstack Developer, you will be a key person in the development, operation, and maintenance of Hjärt-Lungfonden's in-house developed systems, websites, and apps. You will combine technical craftsmanship with business value and close user interaction, both independently and collaboratively.

You will, among other things:

• Further develop our systems, websites, and apps as well as their integrations with other platforms and services
• Be responsible for support, training, maintenance, correction, and operation of our system environment together with the team
• Develop complex flows and integrations in internal systems
• Contribute to graphic design, usability/UX, as well as tracking and analysis
• Work in a high-performing team with clear goals, high pace, and tailored working methods
• Work based on established goals and budget, in line with our communication and segmentation strategies

Your work is central to ensure that the IT team:

• is aligned with the organization's need for system support
• maximizes the benefits of AI and smart solutions
• reduces lead times for support and recurring data requests
• ensures high quality, operational reliability, and stability

Your qualifications

We are looking for someone who has:

• Good knowledge of C#, .NET, and React, as well as experience in system and web development at various scales
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• Extensive experience with SQL
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• Experience with API integrations between systems

Meritorious is experience with LINQ, Blazor, TypeScript, and AI-assisted development.

You have a relevant technical university degree (e.g., computer science or engineering).

Modern working methods

• Familiarity with GIT
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• Experience with automated pipelines, build chains, and continuous delivery
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• Experience with Scrum and agile methods

You as a person

You take initiative, see the big picture, and drive development forward. You are pragmatic, curious, unpretentious, and results-oriented, with an analytical and structured working style. You thrive in a broad role where you develop, support the organization, solve problems, and improve processes – together with others. You have good knowledge of Swedish.

You do not need to know everything from day one, but you have the drive and ability to learn quickly to grow into the role.

Working in the IT department

With us, knowledge sharing, collaboration, and iterative development are central. We build incrementally according to the KISS principle, reuse solutions smartly, and let expertise weigh heavily when needed. Communication, transparency, and shared responsibility for time and quality are an obvious part of everyday life.

We offer

• Work for a higher purpose – every improvement contributes to life-saving research
• A team that focuses on quality, automation, AI, and smarter working methods
• Opportunity to influence both technical choices and work processes
• Balance, transparency, and development
• Generous wellness allowance, possibility for remote work, and nice premises in Gamla stan

We apply an open salary range. For the role, the monthly salary is 54,000–64,000 SEK, depending on experience and competence.

Practical details

Location: Stockholm, Gamla stan

Start: By agreement

We apply a probationary period and have a policy for a nicotine-free workplace.

Do you want to help create stable, smart, and future-proof systems that truly make a difference?

Welcome with your application by February 13, 2026.