Senior .Net Developer (m/f)

Job Description

Senior .NET Developer (m/f)

• Luxembourg
• Full-time, permanent

ARHS Group, part of Accenture, is looking for an experienced Senior .NET Developer to join one of our banking clients in Luxembourg. This is an exciting opportunity to work directly onsite, contributing to the development of critical applications in a secure and demanding environment.

THE WORK:

• Design, develop, and maintain applications using .NET (C#).
• Work across the full stack, with frontend frameworks such as React or Angular.
• Write and optimize SQL queries to support application functionality.
• Collaborate with team members and stakeholders to define requirements and deliver high-quality solutions.
• Support workflow orchestration and job scheduling using automation tools.
• Contribute to deployments and performance optimization on Azure.
• Take part in code reviews, testing, and documentation to ensure quality and maintainability.

Onsite at client site: This role requires an onsite presence with our clients and partners to support project delivery and strengthen client relationships.

Our roles require in-person time to encourage collaboration, learning, and relationship-building with clients, colleagues, and communities. As an employer, we will be as flexible as possible to support your specific work/life needs.

HERE’S WHAT YOU’LL NEED:

• Minimum 5 years of professional experience in .NET development.
• Strong expertise in C# and the .NET ecosystem.
• Good to excellent SQL skills.
• Experience with frontend frameworks (React or Angular).
• Hands-on experience with Azure cloud services.
• Familiarity with automation tools or workflow orchestration/job scheduling.
• Strong communication skills and ability to work effectively in a collaborative environment.
• Fluency in English is required; French is an asset.

BONUS POINTS IF YOU HAVE:

• Banking or financial sector experience.
• Knowledge of DevOps practices (CI/CD, testing automation).

Exposure to microservices architecture.

Additional Information

Arηs Group – Part of Accenture - is a market leader in the management of complex IT projects and systems. Founded in Luxembourg in 2003, we have grown to encompass 11 entities worldwide, employing over 2,500 employees in Luxembourg, Belgium, Greece, Italy and Bulgaria.

With our focus on getting things done, we help our clients achieve their goals with best-of-breed solutions, superior execution and exceptional services. We offer bespoke software development, data science, infrastructure, digital trust and mobile development to government institutions at national and European level, telecom providers, and financial institutions, among others.

Our bold company culture is built around working hard and playing hard, with a flat and agile structure that lends itself to efficiency and employee empowerment. We value our diverse workplace of close-knit teams and provide a place where everyone can be supported to learn and evolve.

Our Vision and Values

Our vision is to be the most caring and reliable IT company on the market place for both clients and our people.

Our values are: caring, agility, excellence, innovation, continual improvement, and reliability.

Our values support our vision by leveraging excellence, striving for results, ensuring commitment and promoting adaptability.

Our Culture

We work in close partnership with our customers, turning their needs into benefits; We promote a dynamic local environment where both young and experience people can realize themselves; We leverage a flexible, independent and responsive organization.

Our Brand

The ArȠs (pronounce [aris]) name comes from Greek Mythology. ArȠs is the son of Zeus and the God of War – in our eyes, an accurate representation of the intelligence, strategy, leadership and vision that are essential in business.

Don’t hesitate! Join our team

What you’ll get:

An informal hierarchy and work environment:

Our open, flat structure supports a strong focus on communication and collaboration, enabling to respond quickly to market changes and customer requests.

An attractive salary package:

With an attractive salary and benefits package – including advantageous fringe benefits – you’ll be paid for what you love to do.

A strong corporate culture:

You’ll join a dynamic team of smart and ambitious people. From the way we hire, to the way we relate to our clients – our values from the foundation of the way we work.

Learning & development opportunities:

We constantly invest in our people and are committed to providing individual development opportunities to help you continue to grow and stay happy and satisfied at work.

Exciting projects:

You’ll take ownership of various projects for both public and private clients: calling for creativity and innovation, at the cutting-edge of technology.

A rock solid company:

With more than 200 customers by 2023, you’ll join a business with a sustainable and growth-oriented plan.

But let’s talk about it face to face!

You have the qualities as listed above? Please, apply & send us your CV, which will be processed in full confidentiality.

You don’t have all the above requirements but own a great part of them? You can send us your CV too because we will give you the opportunity to grow up with us.