Middleware Engineer

At Giesecke+Devrient (G+D) , we develop cutting-edge technologies that protect digital and physical identities, payments, and data infrastructures.

We're looking for a Middleware Engineer to join our IT Infrastructure team in El Prat de Llobregat , Barcelona to help us operate, secure, and evolve our datacenter platforms.

This is a hands-on role for someone with broad technical curiosity and a strong sense of ownership.

If you enjoy working in collaborative environments where everyone gets involved, this might be your next move.

What will you do?

Operate and troubleshoot infrastructure and middleware platforms.

Act as a technical point of contact for developers, 3rd-party vendors, and internal stakeholders.

Maintain and evolve the entire datacenter stack : racks, servers, storage, communications, OS, databases, virtualization, authentication, and security.

Propose improvements across technologies, processes, and tools.

Enjoy a horizontal team culture—here, everyone gets hands-on with a variety of technologies.

We learn and grow together.

What are we looking for?

Your human side : Experience matters more than certifications.

Fast learner with strong self-management skills.

Problem-solver mindset with the ability to take ownership and drive investigations to resolution.

Passionate about IT infrastructure, with curiosity and initiative to explore new technologies.

Creative thinker with the ability to challenge assumptions and find better solutions.

Strong team player—collaboration is key to our success.

Confident in your knowledge : you'll be interviewed by your future teammates.

Interested in infrastructure as a whole : OS, virtualization, container orchestration (Kubernetes), SAN, etc.

Your technical foundation (2–3 years of hands-on experience in) : High level of English (spoken and written)—you'll use it daily.

Networking and firewall administration.

Virtualization technologies (VMware, XEN).

Shared storage systems (NetApp, iSCSI, NFS, CIFS, Fibre Channel).

Backup and disaster recovery design and implementation (plus : IBM TSM).

Monitoring systems (Nagios, Thruk, SNMP).

Linux server administration (especially Red Hat) and scripting.

AAA servers / services (external / centralized authentication such as RADIUS, LDAP).

Database operations (SQL, RDBMS—especially Oracle).

Familiarity with compliance standards (PCI-DSS, ISO 27001, ITIL).

Experience with observability tools (Splunk and / or ELK).

Strong knowledge of certificate-based security and PKI.

What's great about working with us?

Culture and Diversity : A people-oriented environment with an international team and strong team spirit.

Flat hierarchies.

Equal Opportunity Employer and LGBT+ friendly.

Global Collaboration : Work in Agile / SCRUM teams and collaborate with stakeholders worldwide.

Innovative Environment : Develop secure solutions for cutting-edge personalization and digital products.

Career Development : Continuous training, coaching, and participation in talent programs.

Comprehensive Benefits : Flexible compensation (health insurance, transport, nursery vouchers, training), in-house parking.

Work-Life Balance : Flexible work schedule and hybrid model.

Core hours Mon–Thu (9 : 30–17 : 00), Fri (9 : 00–15 : 00).

On-Site Canteen : Subsidized breakfast and lunch service with varied menus, salads, and fresh fruit.

Location : Easily accessible by public transport (Bus 88 and 110, Metro L10 ZAL-Riu Vell, PR4 from El Prat) or private vehicle.