Senior Cloud and Middleware Infrastructure Engineer (f/m/d)

Clearstream Services S.A. • Luxembourg

Learn. Develop. Grow. But always: Share value

Join our international team that drives positive change, united by a spirit of openness and curiosity. We empower you to have an impact and to grow – personally and professionally. With us, you work at the heart of financial systems and evolve the way markets operate. We’re excited about the future because we are the ones shaping it. Let´s do this together by sharing value!

Who we are

Who we are

Tracing its origins to 1585, Deutsche Börse Group has become one of the world’s leading exchange organisations and an innovative market infrastructure provider. In this role, we provide investors, financial institutions and companies access to global capital markets. What’s your part in all this? With your commitment you contribute to the success of our unique business model: offering a wide range of products, services and technologies for security, transparency and integrity on the markets. By creating trust in the markets of today and tomorrow we foster growth and contribute to the prosperity of future generations.


Your career at Deutsche Börse Group

Your area of work:

Clearstream Funds Service (CFS) IT Department builds, maintains and operates a portfolio of 20 modern applications distributed across 3 physical locations worldwide, and 2 public Clouds. Those applications provide Clearstream customers state of the art solutions to standardise fund processing, and to increase efficiency and safety in the investment funds sector. Our global funds processing platform Vestima allows for reaching all types of funds, from mutual funds to ETFs and hedge funds.


Your responsibilities:

You will take responsibilities in a broad range of architecture, infrastructure and information security engineering activities, covering the entire CFS IT landscape. As such, you will be a key member of the Unit in charge of designing, delivering for, and supporting those areas. Your assignments will include:

  • Designing, developing and delivering Web server, Application Server and other middleware and Web infrastructure components (RedHat JBoss A-MQ, Redis, Kafka, Matomo…) You will target both on-premises and public Cloud deployments, using IaaS and PaaS/cloud-native models

  • Working in autonomy and acting as lead for the projects assigned to you; coordinating the work of a small team when required; reviewing the deliverables (code, documents) produced by the team members

  • Assessing new infrastructure solutions and innovative technologies; delivering for new, critical applications

  • Creating and documenting the architecture and security of CFS systems, including for Internet customer-facing applications; you will also be working on the applicable processes and standards

  • Managing the relation with the development, project management, infrastructure and information security teams

  • Maintaining and developing Java/JavaEE integration components such as security modules and Resource Adapters, including their documentation and test suites

  • Maintaining and developing the related automation frameworks, scripts and DevOps connectors, including their documentation

  • Working with the other Domain Experts of the Unit and reporting to the Head of Unit

  • Participating in approx. 4 major production implementations each year (Saturday work)

  • Interacting with the middleware/security software vendor’s support engineers


Your profile:

  • Master’s Degree (or equivalent) in computer science

  • At least 2 years experience in configuring, deploying, operating and supporting a Web application infrastructure, typically including an Apache httpd Web server and a Java application server on Linux

  • Knowledge of the challenges posed by multi-tier, distributed Web resources, especially in the areas of high-availability, security and transaction management

  • Practical knowledge of TLS (PKI), including its configuration in Web and middleware services; practical knowledge of certificate/key deployment

  • Ability to take, justify and challenge technical architecture decisions

  • Experience in application security design and vulnerability assessment, especially for Web Internet facing applications

  • Ability to structure and document architecture and information security concepts; very good English technical writing skills

  • Practical experience in the following technologies:

    • Linux OS

    • Single-Sign-On, preferably OpenIDConnect

    • Public Cloud architecture, resources and APIs, preferably Google Cloud Platform

    • Git

    • IntelliJ and/or Eclipse IDE

    • Apache Maven

Additional assets will be: experience with RedHat OpenShift, ActiveMQ, Kafka, Ansible, Jenkins, Docker, Kubernetes, RedHat EAP, JavaEE services and APIs.

  • Proficiency in written and spoken English; French and German language skills will be an asset.

Why Deutsche Börse Group?

We are committed to providing a work environment where everyone feels welcome and can reach their full potential. Our standards go far beyond simply matching candidates with the right position.


We enable you to move freely with our job tickets, job (e-)bikes and free parking opportunities.

Work environment

Collaboration, communication, or deep focus – in our modern office buildings you will find the perfect work environment. Free drinks and food and meal allowances included.

Health and wellbeing

We care for your health and wellbeing and besides various health promotion measures we offer you a group accident insurance and additional insurance offers at discounted rates.

Financial stability

We provide financial stability by offering attractive salaries, company pension schemes, participation in our Group Share Plan, as well as bonuses, subsidies and discounts.

Hybrid work

Collaborate and exchange on-site or work remotely several days a week in line with business needs and local regulations. Our hybrid working model combines the best of both worlds.

Flexible working hours

We want your job to fit your life situation and offer flexible working time models, part-time models, childcare allowance, or the possibility to study alongside your job.


Our market infrastructures are globally connected. Working with us means collaborating with like-minded colleagues across over 60 locations from more than 100 nations.


We promote individual development by offering internal development programmes, mentoring, further education and training budgets.

Ninwe Gourie – Campus Recruiting

Ninwe Gourie – Campus Recruiting

Are you interested in an internship, an apprenticeship or a working student job?


Our Campus Recruiting Team is looking forward to your call or e-mail.

Recruiting Team

Recruiting Team

Take your career to the next level with us and embrace new challenges!


Our Recruiting Team is looking forward to your call or e-mail.

Ready to start your career with us?

Apply now!