Controller (m/f/d) – Fixed-Term (18–24 Months), Full-Time

At Nexus, part of French IN Groupe, we secure the new society that emerges in the ever-expanding world of digitaltransformation. By challenging ourselves to go further and do better, we’re developing technology for high-demand global clients. Nexus’ Smart ID solutions and IoT platforms are changing how we perceive trusted identities. Do you want to be a part of our journey?

Anja Bößert, our Finance Manager, is looking to strengthen the team with a talented Controller (m/f/d). This is a full-time maternity leave cover based in Karlsruhe for a initial fixed-term of18–24 months, with the likely potential for extension.

What we offer you

• A full-time, fixed-term contract (18–24 months) with a strong possibility of extension
• Hybrid working model – split your week between our Karlsruhe office and home
• A supportive, international team with regular collaboration across France and Sweden
• Take ownership of your topics, refine processes, and make a measurable impact
• Exposure to DACH and Sweden controlling and potential to support future international projects within IN Groupe
• A culture that values curiosity, continuous learning, and work–life balance

Want to know more? Check out our value proposition: To work with us!

What you’ll do at Nexus

• Controlling – Lead key controlling activities across the DACH and Sweden region, e.g. budget and forecast processes, with scope to support broader group-level initiatives over time. Ensure compliance with internal policies and financial guidelines.
• Reporting & Analysis – Deliver timely and accurate reports for business and financial controlling, including P&L statements, variance gap analysis, revenue reporting, statistics, sales and product analysis, and more, and present clear financial insights to management.
• Data Modelling & Excel Mastery – Create and maintain robust financial models using advanced Excel functions (pivot tables, formulas, VLOOKUP, etc.). Apply a solution-oriented mindset to data challenges.
• Tool Ownership & Process Improvement – Use tools such as MS Dynamics and DATEV to maintain high-quality financial reporting. Contribute to process enhancements and automation efforts using Power BI and other platforms.
• Business Partnering – Work as a trusted finance partner to operational teams, turning financial data into actionable strategies. Align closely with stakeholders in France, Sweden, and Germany.
• Ad-Hoc Projects – Support strategic finance initiatives and provide sharp ad-hoc analysis as needed. Connect the dots between cost structures, performance, and business goals.

About you

• Education: Bachelor’s degree or vocational training (e.g. Ausbildung) in Finance, Business Administration, or a related field
• Experience: 3-4 years of relevant experience in controlling, management accounting, or FP&A
• Tools:

• Strong Excel skills (pivot tables, formulas, analytical functions)
• Proficiency with using MS Dynamics; DATEV is a strong plus
• Power BI knowledge (advantageous)

Not sure you meet 100% of the qualifications?

At Nexus, we understand that experience comes in many forms. We’re dedicated to adding new perspectives to the team – so if your experience is this close to what we’re looking for, please consider applying.

Ready to apply?

Please submit your CV in English or German. A short cover letter is welcome but optional.

Transparency, security, and trust are the core of our company; therefore, the final candidate will be subjected to a background check before training.

Nexus is an equal opportunity employer

Nexus is an equal-opportunity employer. We truly believe in being ONE Nexus. You are welcomed at Nexus for who you are, no matter where you come from or what you look like. Our technology is for everyone, and so is our workplace. So, bring us your personal experience, your perspectives, and your background to thrive, collaborate, and be forward-thinking! It’s in our differences that we will find the power to keep innovating the way we secure the world.

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