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K&K Talents

Blockchain Developer

K&K Talents
Poland · Contract · Mid-Senior

K&K Talents is an international recruiting agency that has been providing technical resources in the European region since 1993. This position is with one of our clients in Poland who is actively hiring candidates to expand their teams.

Role: Blockchain Developer

Location: Cracow, Poland (Hybrid)

Employment type: B2B Contract

Duration: 06 Months (possible of extention based on the project)


Roles and Responsibilities:

  • At least 5 years of hands-on experience in mission-critical IT development within complex, high-availability environments.
  • Solid Knowledge and/or experience in blockchain-related work .
  • Knowledge in Custody/Self-custody business and IT workflows.
  • Preferable experience in basic cryptographic primitives
  • Expertise in data integration data quality, and system integration is a must
  • Hands-on experience with JIRA, Confluence
  • Hands-on experience with existing blockchains, EVM compatible
  • Experience with blockchain interoperability is welcome
  • Experience with various technologies, self-motivated, a fast learner, and have a "get things done" mentality.


Mandatory Skills:

  • Knowledge of Blockchain Technology, Hands-on experience with existing blockchains
  • Development experience within complex, high-availability environments
  • Knowledge of custody ( trade clearing and settlement, corporate actions, reconciliations, etc.) workflows
  • Expertise in data integration data quality, and system integration
  • Hands-on experience with JIRA, Confluence.


Desired Skills

  • Experience with blockchain interoperability
  • Experience in basic cryptographic primitives

Note: Applicants for employment in Poland should possess work authorization which does not require sponsorship by the employer for a visa.

Key Skills

Ranked by relevance

blockchain jira confluence
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Posted
Jul 17, 2025
Type
Contract
Level
Mid-Senior
Location
Cracow Metropolitan Area

Industries

Staffing Recruiting

Categories

Information Technology

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