Senior Backend Developer

Do you want to turn data into impact, drive energy efficiency and sustainability?
If so, you might be our new Senior Backend Developer
We craft the vertical software of tomorrow, delivering sustainable impact to both customers and society. At Mestro, we combine data-driven innovation with a genuine passion for energy efficiency and sustainability. As part of EG Group, we are a dedicated team of innovators and problem solvers who take responsibility for our contribution to our customers, to each other, and to the society we live in. You will be based at our Stockholm office, playing a key role in shaping the future of Mestro.

The
Role: Build What Drives Us
As a Senior Backend Developer, you will play akey role in designing, developing, and maintaining high-performance backend systems that drive the Mestro platform. You will collaborate closely with product owners, architects, and frontend teams to ensure technical solutions align with business goals.

Beyond hands-on development, you will conduct code reviews, uphold engineering standards, and mentor junior developers - helping them grow into confident, capable engineers.

Your key responsibilities:

• Design, develop, and maintain backend services for the Mestro platform.
• Participate in making key architectural and technical decisions.
• Deploy, monitor, and maintain applications in Azure and Kubernetes environments.
• Review and optimize existing code for performance, scalability, and maintainability.
• Conduct thorough code reviews and provide constructive feedback.
• Mentor junior developers and foster knowledge sharing within the team.
• Collaborate with cross-functional teams to refine requirements and ensure high-quality delivery.

Your Profile: Code, Collaborate and Inspire
You are a structured and experienced backend engineer who thrives in a collaborative, fast-paced environment. You take pride in clean, efficient code and you enjoy helping others succeed.

• To succeed in this role, we expect you to bring the following competences:6–8 years of professional experience in system development.
• Strong expertise in Java, MS SQL, and Azure.
• Proven experience with Kubernetes - both deployment and cluster administration.
• Solid understanding of object-oriented programming and modern software architecture.
• Experience conducting and leading code reviews.
• Strong communication skills and a passion for mentoring junior developers.
• In addition, we value candidates who bring the following qualifications: Experience with microservice architectures.
• Familiarity with CI/CD pipelines and DevOps practices.
• Background in energy management or data analytics domains is a plus.

What's in it for you?
At Mestro, you will join a passionate and growing team that combines theagility and culture of a startup with the stability of being part of a larger tech group. We value innovation, openness, and continuous learning. You willwork with modern technologies and contribute to software that makes a measurable impact on energy efficiency and sustainability.

What we offer:

• A great team with fantastic colleagues.
• A possibility to work remotely.
• The opportunity to work in an expanding industry with great future potential.

We look forward to hearing from you
If you are interested in the position, please upload a short application and your CV. Should you have any questions regarding the position, please do not hesitate to contact Jimmy Persson at All applications will be treated with strict confidentiality.

At EG, we develop software for our customers so they can focus on their profession. Our industry-specific software is built by peers from the industry, and backed by the scale of EG for stability, innovation, and security. We are committed to advancing industries by tackling big challenges such as resource use, efficiency, and sustainability.

Join us in creating software that works for people, not software that makes people work.

Visit our career page to meet some of your future colleagues, explore our culture, and watch our video "We Make a Difference".

Learn more about EG here.