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December 17, 2025

Senior Application Support Engineer

Senior • Remote

Kraków, Poland

We are seeking a dynamic and skilled Senior Application Support Engineer to join our team and play a key role in providing technical expertise and advanced troubleshooting for critical applications. As a senior member of the team, you will tackle complex issues, ensure the seamless functioning of applications, and contribute to the continuous improvement of processes and tools.


Please note: This vacancy proposes night shift - 9:00 PM – 5:00 AM.


Responsibilities

  • Deliver advanced Level 3 (L3) application support and expertise for resolving challenging technical issues

  • Diagnose, troubleshoot, and resolve incidents involving Perl, Python, PowerShell, and SQL

  • Manage application environments on Linux systems with a strong understanding of RDBMS concepts

  • Monitor, troubleshoot, and enhance workflows scheduled and managed via AutoSys

  • Configure and optimize continuous delivery and deployment pipelines in GitLab using tools like Maven or Gradle

  • Utilize tools such as Jira, GitLab/GitHub, Jenkins, and Confluence to track issues, share knowledge, and streamline processes

  • Collaborate closely with development and operations teams using Agile methodologies to ensure effective issue resolution

  • Identify patterns in recurring system problems and propose permanent solutions for long-term stability

  • Provide support for business-critical applications in the financial domain, ensuring minimal downtime and high reliability

  • Assist in the creation, review, and maintenance of knowledge base documentation for efficient knowledge sharing


Requirements

  • 3+ years of experience in application support with a proven track record in delivering L3 support

  • Proficiency in Linux systems

  • Competency in using scripting languages like Python and PowerShell to streamline processes and solve issues

  • Expertise in database systems with extensive skills in SQL and RDBMS concepts

  • Working knowledge of tools including Jira, GitLab/GitHub, Jenkins, Confluence, and Maven

  • Strong troubleshooting abilities with an in-depth understanding of system architecture and network configurations

  • Excellent communication skills to collaborate with stakeholders and provide clear issue resolutions

  • Ability to work collaboratively within teams following Agile methodologies

  • English language proficiency at an Upper-Intermediate level (B2) or higher

Nice to have

  • Familiarity with Eze Castle, Front Arena, or Geneva

  • Experience with Apache Maven, Atlassian Jira, or Confluence Cloud

  • Showcase of working knowledge in GitLab CI/CD pipelines

  • Background in scripting using PowerShell or Python

  • Proficiency in Perl and AutoSys

  • Familiarity with continuous delivery pipelines and build tools such as Maven and Gradle


We offer

  • We gather like-minded people:

    • Engineering community of industry professionals

    • Friendly team and enjoyable working environment

    • Flexible schedule and opportunity to work remotely within Poland

    • Chance to work abroad for up to 60 days annually

    • Business-driven relocation opportunities

  • We provide growth opportunities:

    • Outstanding career roadmap

    • Leadership development, career advising, soft skills, and well-being programs

    • Certification (GCP, Azure, AWS)

    • Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru

    • English classes

  • We cover it all:

    • Stable income (Employment Contract or B2B)

    • Participation in the Employee Stock Purchase Plan

    • Benefits package (health insurance, multisport, shopping vouchers)

    • Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more

    • Referral bonuses

    • Corporate, social and well-being events

  • Please, note:

    • The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview

    • We will reach out to selected candidates exclusively


EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.