April 9, 2026

Staff Software Engineer (.NET/Cloud experience)

Senior • Hybrid

Krakow, Poland

We are looking for a Staff Software Engineer (backend oriented), who will work on advanced detection capabilities, scalable backend services, and architectural improvements across hybrid environments. This role combines deep technical ownership with the opportunity to influence product direction and mentor other engineers.

Responsibilities:

  • Build and enhance detection features across services in hybrid environments

  • Design scalable backend components for both on‑prem and SaaS deployments

  • Contribute to platform‑wide integrations across multiple products

  • Use AI/ML tools to improve detection accuracy, anomaly identification, and engineering productivity

  • Collaborate with product, platform, and engineering leaders to align technical decisions with business goals

  • Mentor engineers and support a culture focused on innovation, security, and technical excellence.

Requirements:

  • Degree in Computer Science or equivalent practical experience

  • 6 - 10+ years of experience building enterprise‑grade software, including experience with .NET

  • Background in designing and delivering scalable on‑prem and cloud‑based systems (ideally experience with Azure)

  • Understanding of DevOps, CI/CD, and observability tooling

  • Strong understanding of distributed systems and modular architectures

  • Experience with Docker, Kubernetes, and IaC

  • Ability to design robust REST APIs and asynchronous communication patterns

  • Proficiency in modern object‑oriented backend languages

  • Experience with high‑performance databases (e.g., PostgreSQL, EF Core)

  • Nice to have a solid knowledge of identity‑related technologies.

Benefits:

  • Attractive salary and benefits package, including Multisport card, insurance, and medical care

  • Hybrid work from the Krakow office

  • International work environment in a product company

  • Training and development opportunities within the organization.

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Gdansk, PM, Poland

🏢 Summary: Senior Full-Stack Engineer role focused on enterprise-scale application security, cloud-native architecture, and AI-driven automation across 50,000+ GitHub repositories. The position involves designing scalable cloud platforms, automating repository migrations, optimizing CI/CD pipelines, and resolving complex build and deployment issues. It offers hands-on technical leadership in distributed systems and serverless environments within a hybrid work model. 🗂️ Requirements: 3+ years of professional experience in full-stack development, Strong expertise in at least one programming language (TypeScript, Java or Python), Proficiency with SVN, Jenkins, Jenkins infrastructure and runners, Experience with GitHub and GitHub Actions/Workflows, Strong knowledge of CI/CD best practices, Experience with AI tools such as Claude Skills and Copilot, Hands-on experience with AWS services including CloudFormation and Docker, Experience with cloud-based databases and cloud-native application development, Experience with automated testing, Strong troubleshooting skills in cloud infrastructure, networking and security, B2 level of English 📃 Skills: TypeScript, Java, Python, SVN, Jenkins, GitHub, GitHubActions, CI/CD, Claude, Copilot, AWS, CloudFormation, Docker, Databases, Automation, Networking, Security, Testing 🏢 Description: We are looking for a skilled Senior Full-Stack Engineer with expertise in AI to join our team. Join a high-impact initiative focused on enterprise-scale application security and cloud-native architecture. The project involves scanning, remediating, and deploying fixes for security vulnerabilities across a vast estate of 50,000+ GitHub repositories. This role offers exposure to large-scale distributed systems, serverless cloud solutions, and the opportunity to leverage AI technologies at the enterprise level. Please note, the position requires hybrid (3 days office ) work in Gdansk or Krakow. Responsibilities Lead the design, implementation, and deployment of scalable, reliable cloud platforms aligned with business and enterprise needs, driving continuous technical and operational improvements Maintain and enhance automation processes and scripts to support scalable, repeatable workflows Develop automation for migrating repositories from SVN/Jenkins to GitHub, ensuring proper setup and supporting build/deployment troubleshooting Optimize build and deployment speed, improve developer experience with CI/CD, and enhance end-to-end integrations Provide hands-on support to development teams in resolving build and deployment failures Establish and maintain technical standards, best practices, and documentation for efficient, well-governed development and operational workflows Collaborate with business stakeholders to translate requirements into technical designs and recommend appropriate tools and solutions Drive cross-team collaboration on complex initiatives, proactively identifying risks, dependencies, and mitigation strategies Serve as a technical point of accountability, balancing hands-on contribution with leadership responsibilities to ensure successful delivery Requirements 3+ years of professional experience in full-stack development Strong expertise in at least one programming language, preferably TypeScript Java or Python experience Proficiency with SVN/Jenkins, Jenkins infrastructure, Jenkins runners, GitHub, GitHub Actions/Workflows, and CI/CD best practices Experience using AI tools such as Claude Skills and Copilot Hands-on experience with AWS services (including CloudFormation and Docker), cloud-based databases, cloud platform engineering, cloud-native application development, and automated testing Strong troubleshooting skills in cloud infrastructure, networking, security best practices, and performance optimization Excellent problem-solving skills and attention to detail Strong communication and collaboration skills Excellent verbal and written communication skills; B2 level of English 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.

Technology

Antal Sp. z o.o.

Software Engineer (.NET/ AWS)

Senior

Hybrid

Gdansk, Poland

🏢 Summary: Fullstack Software Engineer role in a product-focused R&D team building cloud-native web applications and microservices on AWS. The position involves end-to-end development using C#/.NET Core on the backend and Angular or React on the frontend within an Agile Scrum environment. Hybrid work model with collaboration across engineering and data teams. 🗂️ Requirements: 5+ years of experience in web application development, Strong experience with C# and .NET, Experience building REST APIs, Experience with microservice architecture, Experience with AWS cloud services, Hands-on experience with Angular or React, Strong knowledge of JavaScript or TypeScript 📃 Skills: C#, .NET, REST, Microservices, AWS, Angular, React, JavaScript, TypeScript 🏢 Description: Software Engineer (Fullstack) Location: Gdańsk (Przymorze) – hybrid (3 days office, 2 days remote) About the role: Join a product‑focused R&D team building cloud‑native web applications and microservices on AWS. Work across the stack with C#/.NET Core and Angular/React in an Agile Scrum setup. Collaborate with software engineers, ML engineers, data analysts and Product Owners. Requirements: 5+ years of experience in web application development. Strong C#/.NET skills, experience with REST APIs and microservice architecture and cloud solutions (AWS). Hands‑on work with Angular/React and JavaScript/TypeScript. Familiarity with Docker, Kubernetes, CI/CD ( Azure DevOps ) is a plus. Good communication in English (B2+), proactive and ownership‑driven mindset. We offer: Employment via Antal: employment contract or B2B. Hybrid work model: 3 days in our modern Gdańsk Przymorze office, 2 days remote. Impactful work on large‑scale, cloud‑based products used globally. Equipment for office and home, private medical care, Multisport, life insurance, wellbeing initiatives.