.
Senior Solidity & Ethereum Engineer
  • Gdańsk
Senior Solidity & Ethereum Engineer
Gdańsk, Gdańsk, Pomeranian Voivodeship, Polska
Capgemini Polska
10. 1. 2026
Informacje o stanowisku

technologies-expected :


  • Solidity
  • Ethereum
  • Azure DevOps
  • Hardhat
  • Azure Cloud

technologies-optional :


  • Hyperledger FireFly

about-project :


  • Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world.
  • We are seeking an experienced Solidity & Ethereum Engineer who can architect, develop, and optimize smart contracts and private Ethereum network infrastructure. The ideal candidate has hands-on experience with Azure, DevOps practices, and modern blockchain development tools. This role involves both strategic problem solving and practical engineering execution.

responsibilities :


  • Design, develop, and optimize Solidity smart contracts for private Ethereum networks.
  • Tune and optimize Ethereum node configurations for performance, efficiency, and reliability.
  • Build and maintain CI/CD pipelines using Azure DevOps.
  • Work with Azure Cloud infrastructure to deploy, manage, and monitor blockchain components.
  • Develop and test blockchain applications using Hardhat.
  • Collaborate with cross-functional teams to solve complex engineering problems and deliver high-quality solutions.
  • Contribute to architectural decisions and best practices for secure, scalable blockchain systems.
  • (Optional/Preferred) Integrate or develop components using Hyperledger FireFly.

requirements-expected :


  • You have strong, proven experience with Solidity and Ethereum development.
  • You have hands-on knowledge of private Ethereum network optimization.
  • You have practical experience with Azure Cloud services and Azure DevOps pipelines.
  • You are proficient in using Hardhat for development, testing, and deployment.
  • You have excellent problem-solving skills and are able to work effectively in a collaborative environment.
  • You have a strong understanding of blockchain fundamentals, smart contract security, and Ethereum tooling.
  • You speak English fluently.
  • You are committed and able to work in a team, with the willingness to develop and learn.

offered :


  • Enjoy hybrid working model that fits your life - after completing onboarding, connect work from a modern office with ergonomic work from home thanks to home office package (including laptop, monitor, and chair). Ask your recruiter about the details.
  • Access to over 70 training tracks with certification opportunities (e.g., GenAI, Architects, Google) on our NEXT platform. Dive into a world of knowledge with free access to Education First languages platform, Pluralsight, TED Talks, Coursera and Udemy Business materials and trainings.
  • Practical benefits: private medical care with Medicover with additional packages (e.g., dental, senior care, oncology) available on preferential terms, life insurance and 40+ options on our NAIS benefit platform, including Netflix, Spotify or Medicover Sport.

benefits :


  • sharing the costs of sports activities
  • private medical care
  • life insurance
  • no dress code
  • parking space for employees
  • extra social benefits
  • redeployment package
  • employee referral program
  • charity initiatives
  • access to courses e.g. Excel, VBA, RPA, Customer Care
  • unlimited access to Udemy Business
  • free chat/call with a therapist

  • Praca Gdańsk
  • Gdańsk - Oferty pracy w okolicznych lokalizacjach


    99 766
    16 673