Career Operations

Senior Blockchain
Engineer

Oversees the core activities of Kcalb Ltd and organizes the processes that support consistent and effective delivery of services.

⚙️ | Senior Blockchain Engineer

  • London, United Kingdom
  • clock Jul 19,2022
  • slot 1 slots only

🔍 | About the Role

The Senior Blockchain Engineer contributes to the development and maintenance of blockchain components within Kcalb Ltd.
The role focuses on designing secure smart contract systems, supporting decentralized infrastructure, and ensuring consistent protocol-level execution across Web3 functionalities.

💼 | Role Responsibilities

  • Develop and maintain smart contracts based on project requirements.
  • Design secure on-chain logic and ensure protocol-level consistency.
  • Optimize contract performance, including gas efficiency.
  • Integrate blockchain components with backend or off-chain systems.
  • Conduct code reviews and ensure adherence to security standards.
  • Monitor on-chain activity and maintain system reliability.
  • Support technical leadership on blockchain-related initiatives.

✅ | Required Profile

  • Strong experience with Solidity or similar smart contract languages.
  • Understanding of Web3 principles, decentralized systems, and dApp logic.
  • Background in DeFi, token standards, or blockchain protocol architecture.
  • Familiarity with contract auditing tools and blockchain testing frameworks.
  • Ability to identify low-level vulnerabilities and technical risks.
  • Structured, analytical approach to complex technical systems.

📂 | Role Summary

  • The Senior Blockchain Engineer plays a key role in designing, developing, and maintaining secure blockchain components and smart contracts for Kcalb Ltd. This position focuses on ensuring protocol-level consistency, optimizing performance, and supporting decentralized infrastructure initiatives. The role requires strong technical expertise, attention to security, and the ability to contribute to innovative Web3 solutions within a collaborative team environment.

slot Job Overview

  • Position: Senior Blockchain Engineer
  • Type: Part time
  • Team: Operations
  • Location: London, United Kingdom
  • Salary: Closed
  • Posted: Jul 19, 2022
📄 | Start Your Application

Provide a CV and a short statement to:

career@kcalb-ltd.com