Senior Software Engineer

Relativity

Senior Software Engineer designing and supporting software products within a cloud-based legal tech platform. Collaborating in a Scrum team to develop scalable solutions with a focus on AI and high-quality software.

Posted 7/21/2026full-timeKraków • 🇵🇱 PolandSenior💰 PLN 208,000 - PLN 312,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and architecting scalable, secure software while applying object-oriented principles and best practices in software development. Proficient in CI/CD processes and observability tools to enhance software quality and operational support.

Highest-signal resume keywords

C# DevelopmentSaaS SystemsCI/CD ToolsObservability ToolsAgile Methodologies

ATS Keywords

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Hard Skills

Object-Oriented ProgrammingSOLID PrinciplesUnit TestingIntegration TestingStatic TestingCode ReviewsDebuggingDesign DocumentationCloud DevOps PracticesAI-Assisted SDLC Frameworks

Soft Skills

Technical GuidanceKnowledge SharingMentoringCollaborationProblem-Solving

Tools & Technologies

GitHub ActionsHarnessLaunchDarklyNew RelicSplunk

Industry Keywords

Multi-Tenant ArchitectureSubscription LifecycleOperational SupportObservabilityTelemetry

Tech Stack

Tools & technologies

CloudJavaSDLCSplunk

About the role

Key responsibilities & impact

Contribute to a Scrum team across all phases of the service lifecycle, including conception, design, development, testing, deployment, and operations
Design and architect performant, scalable, and secure software with a strong focus on quality beyond basic requirements
Apply object-oriented analysis, design, and programming principles, including SOLID principles and established design patterns
Provide technical guidance to the development team to deliver high-quality, secure, and scalable software operating on large datasets
Participate in code reviews to ensure quality and maintainability
Develop and execute unit, integration, and static testing strategies
Apply practical knowledge of AI-assisted SDLC frameworks and best practices
Improve software development processes by recommending and driving changes
Identify and automate repetitive processes and tasks
Contribute to and enhance automated CI/CD deployment and upgrade workflows
Use monitoring and observability tools to proactively identify and resolve issues
Improve software quality and completeness while sharing knowledge across the team
Troubleshoot issues, fix defects, and respond to client-specific problems
Provide guidance and coaching to team members through knowledge sharing
Participate in on-call support rotations (second-line support) after gaining relevant experience
Support a learning culture and promote a healthy, collaborative work environment

Requirements

What you’ll need

Bachelor’s degree in computer science, engineering, or related field, or equivalent experience
At least five years of experience developing commercial-grade software using C# or related object-oriented languages such as Java or C++
Strong experience with SaaS systems, including multi-tenant architecture, subscription lifecycle, and operational support
Deep understanding of observability and telemetry, including distributed tracing, metrics, logging, alerting, and incident response
Strong software engineering fundamentals, including unit testing, code reviews, design documentation, and debugging
Experience with cloud DevOps practices and CI/CD tools (e.g., GitHub Actions, Harness, LaunchDarkly)
Experience working in agile teams, including mentoring, feature leadership, and cross-team collaboration
Experience with observability tools such as New Relic or Splunk
Fluency in English.

Benefits

Comp & perks

competitive salary
benefits
DTO
parental leave
equity program