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Full-Stack Engineer (Python / React)

Sigma Software · Warsaw, Masovian Voivodeship, Poland · Remote

  • Software & SaaS
  • 1,001–5,000 employees
  • London

Strong hiring record · median 39 days open

100100

Hiring signal

Actively hiring

Still listed on the employer's own board · How we score

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In its favour

  • Still listed on the employer's own board

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Full-Stack Engineer (Python / React) at Sigma Software. We’ll keep it in your applied jobs, so you can see it later and be warned before applying to the same employer twice.

  • Develop and maintain Back-end and Front-end components of a web-based data-intensive system
  • Design, implement, and support REST APIs and integrations with internal platforms and services
  • Build and maintain scalable applications and database solutions
  • Write clean, maintainable, and testable code following engineering best practices
  • Create and maintain unit, integration, and end-to-end tests
  • Participate in code reviews and contribute to technical documentation
  • Collaborate closely with stakeholders, engineers, and product teams during regular meetings and planning sessions
  • Participate in Agile ceremonies including estimation, backlog grooming, sprint planning, and retrospectives
  • Contribute to system reliability, deployment automation, and performance optimization activities
  • 3+ years of professional software development experience with Python
  • Strong experience with SQL and PostgreSQL
  • Working knowledge of TypeScript and React
  • Experience building and maintaining RESTful APIs
  • Understanding of cloud infrastructure and modern application deployment approaches
  • Familiarity with Kubernetes and containerized environments
  • Experience with CI/CD practices and related tools such as GitLab CI
  • Understanding of software development best practices, testing approaches, and code quality standards
  • Upper-Intermediate English level

WILL BE A PLUS

  • Experience with Next.js
  • Experience with Microsoft Azure, especially AKS
  • Familiarity with MCP and RAG-based systems

PERSONAL PROFILE

  • Strong problem-solving and analytical skills
  • Ability to work independently and collaboratively within distributed teams
  • Good communication and stakeholder interaction skills
  • Proactive mindset with attention to quality and maintainability
  • Willingness to contribute to technical discussions and continuous improvement initiatives

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