Senior Java Developer

We are the leading Tech Company in Europe , supporting digital innovation for over 45 years.

We are committed to bringing digital technology into every business . How? By putting customers first and becoming the go-to partner for professionals, small, medium and large companies, offering customised solutions and services to optimise business processes. from HR and customer relations to e-invoicing and digital payments.

At Contactlab, another TeamSystem group company, we are pioneers in the European marketing technology landscape, providing advanced engagement marketing platform solutions for commerce-focused companies and fashion & luxury brands. Our mission is to revolutionise customer engagement by leveraging proprietary PaaS technology. We enable our customers to receive insights about each customer and make the retail experience more impactful and engaging, with the goal of creating a highly individualised, personal and multi-channel customer experience.

Join an agile team where you can enhance your technical skills by participating in challenging and scalable projects in the field of software development.

In a fast-paced development environment focused on growth and innovation, you will be responsible for translating requirements into code to create, improve and maintain high-quality software.

In particular, you will:

• Own the design and implementation of backend services and APIs, contributing to architectural decisions and technical roadmap.
• Write, test, and maintain scalable, high-performance code across the full development lifecycle — from design to deployment.
• Conduct code reviews and actively contribute to raising the overall quality bar of the team.
• Identify and resolve bugs through systematic debugging and testing practices.
• Collaborate with frontend developers (Angular), designers, and stakeholders to deliver integrated, reliable solutions.
• Contribute to the evolution of our CI/CD pipelines and internal development tooling.

What skills are we looking for?

• At least 5⁄6 years of experience in Backend development.
• Strong command of Java (recent versions) and the Spring Boot ecosystem.
• Solid experience designing and developing RESTful APIs.
• Good knowledge of relational databases, particularly MySQL.
• Familiarity with OOP principles, design patterns, and software architecture best practices.
• Familiarity with containerization concepts (Docker) and orchestration tools such as Kubernetes.
• Working knowledge of Microsoft Azure.
• Advanced proficiency in English (C1 level).

Nice to have:

• Knowledge of functional programming paradigms.
• Familiarity with messaging systems such as Kafka or ActiveMQ.
• Experience with NoSQL technologies (ElasticSearch, Redis).
• Experience with Test Driven Development (TDD).
• Previous experience mentoring junior developers.
• Basic familiarity with Angular — enough to understand frontend requirements, review API contracts, and collaborate effectively with frontend developers without requiring handholding.

Do you recognize yourself in the skills we’re looking for? That’s a great start. We’re looking for people who reflect our values through their growth mindset and their ability to turn challenges into opportunities.

• ENTREPRENEURSHIP - is the engine that drives us to excel, innovate and challenge ourselves for our own success and that of our company. We are proactive, responsible and customer- centric, always ready to question the status quo and achieve extraordinary results.
• INNOVATION - is the guiding light that illuminates our path as we move through an environment full of different experiences, knowledge and perspectives. We are not afraid of making mistakes; we work in an environment that is fertile for the development of innovative solutions.
• INCLUSION - is the sentiment that guides our relationships amongst individuals, each of whom has a different history and experience. We advocate for an inclusive work environment that values each person’s unique characteristics.

Do you identify with this? Apply now in just a few clicks and track your application on our portal! Here, we give space to those who want to get involved, grow and leave their mark.

What we offer:

We believe that by creating value for our people, we promote a culture of excellence, innovation and ethical and responsible business practices. We are a tech company , and our approach to work is far from being conventional! We believe in a dynamic environment where innovation, growth and wellbeing intertwine every day. Here, work is not just a set of tasks, but an opportunity to express talent, experiment and make a difference.

• WELLBEING: we have a short working week! You will not work on Friday afternoons, allowing you to devote time to your personal interests. To help you do this, we offer a welfare plan tailored to your needs, with many services and benefits for your wellbeing.
• FLEXIBILITY: we believe in mutual trust! You won’t clock in and out, and you’ll work in a flexible, hybrid way. And to make it easier for you, we’ll give you everything you need to be productive and connected remotely.
• DEVELOPMENT AND GROWTH: we invest in people! You’ll take part in a personalised development programme to build your skills and contribute to the achievement of the company’s goals.
• DIVERSITY AND INCLUSIVITY: we value differences! You will work in an inclusive environment based on collaboration and respect. Our leadership is focused on trust and the growth of each talent.
• IMPACT: we work with pride! We are committed to creating shared value: for our customers, our partners and the community. In every project, we focus on sustainability and innovation.