Data Scientist / Machine Learning Engineer

Role Summary

We are looking for a hands-on, results-oriented Medior/Senior Data Scientist for our Data & AI practice in Nieuwegein. You translate complex business issues into robust, end-to-end data science solutions: designing, building and operationalizing models that deliver measurable value in various sectors. This includes both customer projects and internal product development.

For a medior profile we are generally looking for someone with 3+ years of relevant, practical experience; for a senior profile 5+ years. Regardless of these numbers, we also invite excellent candidates with strong technical expertise, impactful projects and demonstrable depth of knowledge to apply, regardless of exact number of years of experience.

Execute data science projects from problem definition to production implementation, working closely with Sopra colleagues and customer teams in a DevOps environment;

Working on innovative projects and products such as our simulations, digital twins or Large Language Models-as-a-service products (for LLMs see our specific LLM vacancy);

Operationalize models with MLOps/DevOps best practices; including MLflow for experiment tracking, Docker/Kubernetes for containerization, and CI/CD (Azure DevOps/GitHub Actions) for automated testing and releasing;

Advising clients on algorithm selection, scalable feature engineering pipelines and cloud-native deployment patterns: optimized for performance and cost-efficiency;

Mentor junior colleagues by conducting code reviews, sharing best practices and encouraging a culture of continuous learning;

Stay informed of the latest developments in reinforcement learning, causal inference, LLMs, GenAI, AutoML – and translate these insights into new services.

Requirements

• Master's degree (or equivalent) in Computer Science, Statistics, Applied Mathematics, Artificial Intelligence or a related discipline;
• Medior: 3+ years/ Senior: 5+ years of experience delivering production-ready data science solutions in a commercial or public environment;
• Advanced proficiency in Python, including pandas, NumPy, scikit-learn and at least one deep learning framework (TensorFlow or PyTorch);

An agnostic mindset. We build products and execute projects without vendor lock-in or “Cloud Only” mentality. Innovation is paramount, so a combination of scientific and product-oriented approach is encouraged;

• Experience with containerization and orchestration (Docker and Kubernetes), plus infrastructure-as-code (Terraform/Bicep) on Azure or on-prem;
• Strong knowledge of MLOps toolchains including MLflow, Airflow, Azure ML SDK and automated CI/CD pipelines (Git, Azure DevOps or GitHub Actions);
• Excellent communication skills and the ability to explain complex concepts to both technical and non-technical audiences;
• Demonstrable experience in leading projects, coordinating multidisciplinary teams and direct contact with business stakeholders;
• Fluent in Dutch and English, both oral and written at a professional level;

Passion for continuous improvement, knowledge sharing and being at the forefront of the rapidly evolving data science field.

Benefits

You will become part of a big name in the tech world, known for AI services, consultancy and software development. You work together with highly trained professionals who show courage in their approach and are committed to delivering exceptional results. For this specific role you will be part of our Data Science & AI practice team within the larger Data area.

Within the Data area we create long-term value for our customers by focusing on data. We help companies remain agile during transitions by making data and technology part of both daily operations and strategic decision-making. In this way we help our customers stay ahead through the power of data. Our ambition is to help organizations excel with data.

You work in a high-tech environment that is fully focused on knowledge and innovation, with an open, no-nonsense culture in which initiative is encouraged.

The domain consists of five practices: Data Governance & Data Management, Data Visualization, Data Science & AI, Data Engineering & Data Migrations and Spatial Intelligence - each with a clear identity and focus on content and solutions. More than 170 professionals work in this domain, each in the practice that best suits their expertise and interests.

At Sopra Steria we ensure that you can do your work with pleasure and balance. That is why we offer an attractive and flexible employment conditions package:

At Sopra Steria, we believe in equal pay for equal work. That is why we determine your salary based on objective criteria such as experience, knowledge, competencies and responsibilities. In this way, we ensure fair and transparent remuneration that matches your background and the impact of your role.

• Holiday pay of 8%;
• A profit-sharing scheme with a target benefit of 8% of the gross (part-time) annual salary, depending on company results;
• A mobility scheme with the choice of an electric lease car or an alternative transport scheme, suitable for your situation;
• 27 vacation days, with the option to buy or sell extra-statutory vacation days;
• Flexible hybrid working conditions: at home, at the office or at the customer, depending on the position and the possibilities within assignments;
• A work-from-home package with laptop, telephone and a monthly internet allowance;
• Plenty of opportunities for professional and personal development through training, certifications, knowledge sessions and inspiring events;
• Various social activities with colleagues, from informal drinks to sporting and substantive events;
• Options for tax-friendly repayment of your student debt;
• An extensive range of benefits through our cafeteria model, including a bicycle scheme, sports subscriptions, solar panels and collective insurance;

A pension scheme with an employer contribution and the option to voluntarily realize additional pension accrual.

About the Company

A bright future for everyone—that is what we are working towards at Sopra Steria. With more than 51,000 colleagues in almost 30 countries, we are one of the largest suppliers of digital solutions in Europe. We believe that it is not only technology that drives transformation. But that people are the core of change. That is why people are central to everything we do and with us you can excel both individually and in a team.

The world is how we shape it. Let's shape it together.

Additional Information

What kind of team are you joining?

We have a fantastic team. And instead of just having to believe us on paper: you meet the team during the application process, for example during a drink, hackathon or coding session. We think it is important that you see how our team works and that there is a good click.

As a team we do more than just write algorithms and code. We teach at Utrecht University of Applied Sciences (HU), work on cool products, have monthly hackathons, sports outings (such as padel and basketball clinics) and team meetings. We value innovation and science and actively contribute to our field; For example, in 2025 we will facilitate talks and posters on PyData, SEMANTiCS and CLIN.

Does this job sound like something for you? Ready to shape the world with us? Fantastic! We look forward to your application.

______

Sopra Steria is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, national origin, color, leave for family or medical care, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. We foster a work environment that is inclusive and respectful of all differences.