RELEX Solutions create cutting-edge optimisation software to help retailers and consumer brands drive profitable growth. With growth comes opportunities, and we embrace both. Within our platforms, our teams are driving change, working with international colleagues and the latest tech stack to develop solutions that transform into a pioneering end product; it’s tangible and impactful – for our customers and the world.

Our Technology Team

Our Technology team enjoys a challenge. They’re hungry to learn and don’t hesitate to ask what, why, and how. They get to work with various technologies to create high-quality, scalable applications (just imagine, thousands of stores, millions of products, and billions of rows of raw data!). Their expertise positively impacts the environment and business processes around the world; alongside international colleagues, they drive change and develop solutions that become our pioneering end product. From functional programming, machine learning, and interesting algorithms, to building big data pipelines, they’re behind it all. They can work flexibly, remote or in-office - after all, they contribute to all our achievements, so we reward them with genuine work-life balance and access to every opportunity.

We’re looking for a skilled Software Developer to join the RELEX Assortment R&D team as we scale a new product from early stage to production. You'll shape technical infrastructure and development practices while working closely with our lead data scientist. Your focus will be on ensuring optimization models run performant and cost-efficient as microservices in production.

What you’ll be doing:

Build and manage Azure cloud infrastructure
Develop microservices architecture to serve optimization models in production
Create development workflows enabling rapid experimentation and deployment
Establish engineering best practices and documentation
Enable team independence while leveraging existing company frameworks
Contribute to RELEX Plan codebase

What we’re looking for:

5+ years software development experience
Production-grade Azure infrastructure experience
Kubernetes/AKS container orchestration experience
Develop CI/CD pipelines for code testing, validation and deployment
Skills and experience in Java, Python, Gitlab
Track record of technical initiative and project ownership
Strong collaboration skills for cross-functional team work
Fast prototyping and problem-solving abilities
Fluency in verbal and written communication in English

What we consider as an advantage:

Frontend development experience
Data science/optimization engineering background
Ops experience with metrics/logging, alerting and monitoring
Agentic AI knowledge
Supply chain / assortment knowledge

_Note that you don’t need to fulfil everything from the above lists. We are not perfect, and we don’t expect you to be either. An important factor in our decision is your potential to grow professionally together with us.

_What we offer:

Ground-floor opportunity to shape a scaling product
Technical leadership role in infrastructure decisions
Close collaboration with data science team
Significant impact on product trajectory

ⓘ View potential timezone restrictions

As part of a truly international team, you’ll collaborate across time zones and cultures, driving innovation and achieving shared success. Our Product & Technology hubs are in Finland, Sweden, Lisbon, the UK, and the US, fostering global collaboration. Our modern approach ensures that work is meaningful, inclusive, and impactful, no matter where you are.

Our employees deserve fair and competitive pay that meets them where they are. With scalable benefits, rewards, and perks, our total rewards programs reflect our commitment to inclusivity and access for all. We actively listen to our community to continuously improve our offerings, ensuring they remain relevant and valuable as we design and update them.

Key Benefits

We work in a collaborative environment, deploy continuously, and tackle real-world challenges that impact thousands of users every day.
The chance to influence technology choices and grow the mobile app ecosystem at RELEX.
Flexible and hybrid working options to support work-life integration
Comprehensive health and wellness initiatives
Professional development opportunities, including training, mentorship, and clear career pathways
Generous leave policies, including parental leave and paid time off, supporting both personal and professional priorities

Life at RELEX

Life at RELEX is built on collaboration, respect, and flexibility. We believe in fostering a work environment where innovation thrives and everyone feels valued. Our teams work together to solve meaningful challenges, creating an inclusive culture that supports both professional and personal growth. We celebrate diversity and are committed to creating an inclusive environment for everyone - regardless of background, identity, or experience. Whether you’re engaging with colleagues across the globe or finding your own work-life balance, life at RELEX is about making an impact while enjoying the journey. What difference will you make?

Apply today and become a part of RELEX!

Note that we will fill this position as soon as we’ve found the right person, so we recommend that you act quickly.