Senior DevOps & Infrastructure Security Engineer - Payments and Microservices w Kraków, Polska

Expected, Kubernetes, Oracle, IBM MQ, IBM WebSphere Application Server, SQL, Linux, Git, Bash, Python, SFTP, Jira, Confluence, SharePoint

Optional, Java, Puppet, Ansible

Operating system, Linux

About the project, As a Senior DevOps & Infrastructure Security Engineer – Payments and Microservices, you will be working for a leading international IT company specializing in high-speed, high-reliability payment solutions. You will play a critical role in supporting complex, regulated payment infrastructures, driving service stability, security, and operational excellence across a variety of cutting-edge technologies. Join us to push the boundaries of fintech innovation and elevate your career to new heights.

This is how we work, you have influence on the technological solutions applied, you develop the code "from scratch", you focus on product development, agile

Team members, backend developer, system analyst, IT administrator

Your responsibilities, Own the reliability, change delivery, and continuous improvement of a complex payments technology environment, encompassing IBM WebSphere, IBM MQ, Oracle, SFTP, APIs, and Kubernetes-based microservices., Build, support, and optimize CI/CD pipelines and orchestration solutions to ensure robust, automated deployment processes., Manage incident resolution end-to-end, coordinating cross-functional teams, updating stakeholders, and conducting root-cause analyses for swift recovery., Develop and maintain detailed support documentation, runbooks, and ensure on-call readiness for critical services., Support IBM MQ and WebSphere applications, including security configurations (TLS), performance tuning, and troubleshooting connectivity or message flow issues., Collaborate with DBA teams to optimize database performance, manage high availability and disaster recovery configurations., Lead secure SFTP integrations, managing keys, certificates, automation, and operational controls., Operate and automate microservices on Kubernetes, covering deployment, scaling, secrets management, ingress, and observability., Improve CI/CD and release practices, standardizing operational health checks, SLIs, logging, metrics, and tracing., Automate routine tasks via scripting or Infrastructure as Code, enhancing operational efficiency., Support operational maturity initiatives through high-quality documentation, adherence to standards, and SRE practices., Coordinate changes across teams, balancing delivery speed with stability and regulatory compliance., Communicate effectively with technical and non-technical stakeholders regarding project status, risks, and dependencies., Contribute to ITSO activities, ensuring service health, operational readiness, and sustainability., Contribute to risk and control management, maintaining compliance and supporting risk assessments., Mentor colleagues and promote best engineering and operational practices.

At least 5 years of hands-on DevOps and Platform Engineering experience in high-availability environments, preferably within financial services or payments., Proven expertise with Kubernetes (deployment, scaling, configuration, troubleshooting)., Strong operational knowledge of Oracle databases, including connectivity, performance, and HA/DR strategies., Extensive experience supporting IBM MQ and IBM WebSphere Application Server in production settings., Proficiency in SQL and Linux system administration., Skilled in CI/CD automation tools and scripting (Git, Bash, Python), with experience in Infrastructure as Code., Deep knowledge of SFTP integrations, including security and automation., Solid capabilities in observability (logs, metrics, traces), performance tuning, and capacity management., Familiarity with Agile and DevOps tools such as Jira, Confluence, and SharePoint., High level of autonomy, organization, and ability to prioritize effectively.

Optional, Experience in payments, particularly SEPA., Knowledge of API gateways, service meshes, container security, vulnerability management., Familiarity with ITIL processes and operational governance., Experience with resilience engineering, chaos testing, and disaster recovery testing., Skills in Java, Puppet/Ansible, or similar configuration management tools.

What we offer, ITDS Clubs, Access to medical insurance, Access to Multisport, Access to Pluralsight, Integrational Events, Ambassador Program

This is how we work on a project, Continuous Integration, DevOps, documentation, issue tracking tools, integration tests

Development opportunities we offer, mentoring, space for experimenting, substantive support from technological leaders, technical knowledge exchange within the company

Benefits, sharing the costs of sports activities, private medical care, flexible working time, fruits, integration events, corporate gym, saving & investment scheme, no dress code, coffee / tea, drinks, christmas gifts, birthday celebration, sharing the costs of a streaming platform subscription, access to +100 projects, access to Pluralsight

Recruitment stages, online interview, online interview

Language Required for the role:, , Fluent English (verbal and written)., Eligibility to work in Europe:, , Only candidates with an existing legal right to work in the European Union will be considered for this role.

#MAKEYourCareerBETTER, Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

ITDS Polska Sp. z o.o., ITDS supports financial service providers to take the next steps., , We identify what’s possible, every day. Opportunities in the areas of technology, organization, and digitization., , We see where banks, insurers, payment companies, or fintech can go and how they can get there., , That’s why we want to stimulate you to ramp up your ambition. Forget what you perceive as restraints and step towards the new reality., , ITDS in Poland - Pure player in new Technologies & Financial Industry, +300 IT implementation professionals, +20 clients in the Banking, Insurance, Payment & Fintech Industry, , ITDS excels in digital strategy delivery and implementation of best-of-breed lending solutions. ITDS has delivered successful strategic projects throughout Europe since 1998. We combine the experience we’ve accumulated with in-depth knowledge of technologies, business processes, and EU legislation to unlock new business opportunities.

This is how we work,