SRE/DevOps

Unleash your leadership potential — redefine backend engineering at a global scale

Krakow-based opportunity with hybrid work model (2 days/week in the office).

As a
Senior Java Backend Developer – SRE & DevOps Expertise
, you will be working for our client, a leading global financial institution dedicated to modernising its engineering ecosystem and building highly scalable backend platforms. You will lead hands-on Java development, mentor talented engineers, guide architectural decisions, and ensure systems meet rigorous standards of reliability, security, and performance. This is your chance to collaborate with top-tier technical leaders and drive impactful engineering transformations that shape the future of finance.

Your main responsibilities:

• Leading hands-on backend development using modern Java and Spring Boot
• Mentoring engineers and supporting their technical and professional growth
• Collaborating with principal engineers and tech leads to shape system architecture
• Applying engineering best practices such as TDD, clean code, and SOLID principles
• Designing and implementing APIs, data models, and modular system components
• Ensuring CI/CD pipelines and deployment processes are optimized and maintained
• Implementing observability, resilience, and scalability patterns across services
• Driving decision-making through structured frameworks and documenting technical choices
• Removing roadblocks and enabling the team to deliver high-quality outcomes
• Ensuring backend systems meet standards for reliability, performance, and security

You're ideal for this role if you have:

• 5+ years of experience in backend software engineering
• Strong expertise with Java 17/21 and Spring Boot
• Proven track record delivering complex, large-scale backend systems
• Solid understanding of system and application architecture patterns
• Knowledge of TDD, clean code, SOLID, and design patterns
• Experience working with relational and NoSQL databases
• Hands-on experience with CI/CD, containerisation, and cloud-native environments
• Ability to mentor engineers and facilitate collaborative technical decisions
• Excellent communication skills and comfort working with diverse stakeholders
• Results-oriented mindset with experience in improving engineering or DORA metrics

It is a strong plus if you have:
(optional)

• Experience with AWS services such as EKS, Lambda, RDS, or DynamoDB
• Knowledge of Kubernetes, Docker, Terraform, Jenkins, or Groovy
• Familiarity with secrets management, networking, security, or deployment strategies
• Experience designing modular monoliths or microservices architectures
• Knowledge of SRE concepts such as SLAs, SLOs, SLIs, and root cause analysis

Language required for the role:

• Fluent English

Eligibility for the role:

• Not required to have existing legal right to work in the European Union — open to candidates globally

Interested? Apply now and include your CV in English or Polish, along with a statement confirming your consent to the processing and storage of your personal data.

We offer you:

ITDS Business Consultants is involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes:

• Stable and long-term cooperation with very good conditions.
• Enhance your skills and develop your expertise in various industries.
• Work on the most strategic projects available in the market.
• Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years.
• Participate in Social Events, training, and work in an international environment.
• Access to attractive Medical Package.
• Access to Multisport Program.
• Access to Pluralsight.
• Flexible hours & remote work.

You can report violations in accordance with ITDS's Whistleblower Procedure available here.

Ref. number

8108