Mid-level DevSecOps Developer - Cloud & Dev Tool

About Proximus NXT

Proximus NXT Luxembourg supports all organizations in their digital transformation, by providing holistic ICT & Telecommunication solutions, as well as tailored managed services. With our partners and customers, we co-create opportunities and enable growth in a secure and sustainable manner. As a result of our unique expertise in next-gen IT services, mobile and advanced connectivity, we help our customers achieve their ambitions and realize their vision.

Together with them and our partners we implement sovereign and trusted solutions that make people work smarter.– www.proximusnxt.lu

Your mission :

Overview:
Join our innovative teams as a DevSecOps Developer, where you will play a pivotal role in the development and optimization our Cloud Development tools & Development environment offer. This
team is responsible for implementing, maintaining and supporting the Developer tools and development environment used by the organisation. If you have experience with tools and languages
like Git, Python and knowledge of Infrastructure as Code (IaC) , and have a strong AWS hands on experience (Including Amazon Q, Kiro), then we invite you to be a key contributor to these subjects.
Responsibilities:
1. Software Development:

• Collaborate with team members to write efficient, reusable, and maintainable code.
• You show code ownership through team code reviews, SonarQube quality checks and implementation of Cosmos best practices.
• Contribute to the continuous improvement of existing services by identifying opportunities for optimization.
• Write unit tests and integration tests where necessary to increase the confidence during development and deployment of the code.

2. Automation and Orchestration:

• Utilize Gitlab, CI/CD, and scripting skills to automate the deployment and analysis of code.
• Suggest and implement automation to streamline deployment, configuration, and monitoring tasks.

3. Collaboration:

• Work closely with cross-functional team members, including architects, system administrators, and other developers, to ensure seamless integration and interoperability.
• Participate in agile ceremonies, including sprint planning, daily stand-ups, and sprint reviews, to foster effective collaboration within the squad.
• Engage in knowledge-sharing activities and contribute to the collective expertise of the team.

4. Documentation:

• Document code, scripts, and configurations thoroughly to ensure maintainability and knowledge transfer within the squad.
• Contribute to the creation and maintenance of technical documentation for the squad.

Your profile :

Technical Skills:

• Must have a strong hands on experience in AWS;
• Infrastructure as Code (Terraform, CDK);
• GitLab pipelines;
• Good knowledge of IT security principles;
• Advance experience in software development (Git, Python, TypeScript)
• Experience with AI development including agentic, experience with delivering AI solutions to customers at scale;
• AI tools for Devs (Amazon Q, Kiro, Claude), coding assistants, AI agents;
• Practical experience with IDEs (VS Code, IntelliJ)
• Service management experience (ITIL or similar)

Experience:

• Minimum of 5 years of experience as a Developer.
• Proven track record of working in a collaborative and agile development environment.

Soft Skills:

• Excellent communication skills with the ability to convey technical concepts to both technical and non-technical stakeholders.
• Proactive attitude with a strong commitment to continuous learning and improvement.
• Strong team player.
• Community management experience / support experience / communication handling

Education:

• Bachelor's degree in Computer Science, Information Technology, or a related field.

Requirements:

• EU citizenship.
• Fluency in English (written and spoken) is required; proficiency in any other European language is a plus.

Our offer :

A professional and stimulating work environment in the IT & telecom sector. Multiple career opportunities within the Proximus Group at national and international level, cutting-edge training in new technologies, a wealth of recognized expertise. We also offer an attractive salary package and many other benefits.

Our company is an equal opportunity employer, valuing diversity in all its forms. We firmly believe that each individual brings a unique richness to our teams, and we are committed to creating an inclusive environment where every voice counts.

If at the end of the process your application is successful, you will be asked to provide an extract from your criminal record. Your personal information will be handled in compliance with applicable data protection laws.