Senior Full-Stack Software Developer

RELEX Solutions create cutting-edge optimization software to help retailers and consumer brands drive profitable growth. With growth comes opportunities, and we embrace both. Within our unified platform, 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 our unique, in-house database engine to create high-quality scalable code (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 in a flexible way, 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 are looking for an experienced Senior Full-Stack Software Developer with a strong focus on backend development to join our Configuration Management Tool (CMT) team. This team is responsible for developing and maintaining the Configuration Management Database (CMDB), a user-friendly UI for managing customer configurations, and the Configuration Management API (CMAPI), which enables seamless integration with other services.

This role offers a unique opportunity to shape a core platform that enhances cross-team collaboration and streamlines configuration and customer management processes. Join us in building impactful tools that empower Relexians and customers while driving operational excellence.

Responsibilities

• Build responsive React/TypeScript UIs with a focus on graph data visualization and seamless API integration
• Develop scalable .NET APIs and server-side logic to securely interact with graph databases
• Design and optimize Cosmos DB graph models and queries to solve complex problems efficiently
• Develop and maintain APIs to enable seamless integration with the Configuration Management Tool (CMT)
• Contribute to technical decision-making within the team
• Ensure the development of reliable, secure, and scalable solutions
• Gain a deep understanding of customer requirements and translate them into technical solutions
• Collaborate with backend developers, designers, product managers, and other development teams
  
  

Requirements

• Proficiency in databases, including SQL and NoSQL DBs
• Strong experience with .NET 8/9, C#, and minimal API architecture
• Extensive experience in RESTful API development, including API documentation and testing
• Expertise in React and TypeScript, with a strong understanding of responsive web design and modern JavaScript frameworks
• Excellent problem-solving skills and the ability to apply complex technical concepts to real-world applications
• Strong communication skills and the ability to work effectively in a collaborative environment
• Experience in deploying and maintaining APIs and web applications in cloud environments
• Knowledge of containerization technologies like Docker or Kubernetes
• Familiarity with CI/CD pipelines and DevOps practices.
  
  

RELEXians can be found around the world. We’re passionate about using our technology to improve sustainability and change the world. Our office provides a great space for you to socialise, exercise and even take time out in our relaxing areas. We make sure our unique approach to flexibility and work-life balance comes across loud and clear; we’re conveniently located, there’s plenty of public transport and you can even bring your pet to the office!

Across RELEX, our people are supported and rewarded. As well as:

• Flexible and hybrid working
• Extensive physical and wellbeing support
  
  

We also offer a range of benefits to support you, your family and your life situation. We value your work-life balance and provide flexible hours with RELEX-specific parental leave agreements. We’re a diverse team of smart, motivated and fun people and this is reflected in our benefits offering in each country.

We’re on a journey with our pioneering technology and exciting growth, which is why we celebrate diversity and are committed to creating an inclusive environment for everyone. We can’t wait to see what challenges you’ll overcome and what problems you’ll solve. Join us and work with the best. Be curious. Be RELEX – apply today.

We will fill this position as soon as we find the right person so we recommend that you act quickly. Please apply before 23rd June 2025.

Are you the one we’re looking for? Apply today!

If you have any questions about this position, Rebekka from our recruitment team will be happy to answer them (rebekka.gotter(at)relexsolutions.com).