> Markdown version of [/jobs/ext/2813274-senior-custody-engineer-tokenization-on-chain-security](https://www.wearedevelopers.com/jobs/ext/2813274-senior-custody-engineer-tokenization-on-chain-security). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Custody Engineer - Tokenization & On-Chain Security - **Company:** Bullish - **Location:** Greater London, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Digital Assets, Software Engineering, Tokenization, TypeScript, Solidity - **Published:** September 10, 2026 - **Apply:** https://www.collegerecruiter.com/job/2840587847-senior-custody-engineer-tokenization--on-chain-security ## About the Role Bullish is seeking a Software Engineer with deep expertise in smart contract development to enhance our tokenization strategies and support the lifecycle of digital assets. Candidates should have a minimum of 5 years' experience in software engineering, with advanced skills in Solidity and TypeScript. ## Related Videos - [When Value Becomes Programmable: A Developer's Guide to Tokenization](https://www.wearedevelopers.com/videos/100276-when-value-becomes-programmable-a-developer-s-guide-to-tokenization) - [Trust as the Key Concept in Future Mobility](https://www.wearedevelopers.com/videos/581-trust-as-the-key-concept-in-future-mobility) - [Do TypeScript without TypeScript](https://www.wearedevelopers.com/videos/327-do-typescript-without-typescript) - [Blockchain, NFT and smart contracts for my application](https://www.wearedevelopers.com/videos/877-blockchain-nft-and-smart-contracts-for-my-application) - [Tokenization of Everything: Where the Real World Meets Blockchain](https://www.wearedevelopers.com/videos/1035-tokenization-of-everything-where-the-real-world-meets-blockchain) - [Demystifying Crypto & Web3: A Technical Journey Through 15 Years of Innovation](https://www.wearedevelopers.com/videos/1516-demystifying-crypto-web3-a-technical-journey-through-15-years-of-innovation) ## Related Articles - [7 tips on how to become a blockchain developer](https://www.wearedevelopers.com/magazine/53-7-tips-on-how-to-become-a-blockchain-developer) - [Why Blockchain? A Developer’s Perspective](https://www.wearedevelopers.com/magazine/616-why-blockchain-a-developer-s-perspective) - [From Hype to Code: Real Blockchain Use Cases for Developers](https://www.wearedevelopers.com/magazine/620-from-hype-to-code-real-blockchain-use-cases-for-developers) - [Events like RSAC Get You CISOs. Developers Decide What Actually Gets Deployed.](https://www.wearedevelopers.com/magazine/693-events-like-rsac-get-you-cisos-developers-decide-what-actually-gets-deployed) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [The Best X (Twitter) Accounts for Developers](https://www.wearedevelopers.com/magazine/294-the-best-x-twitter-accounts-for-developers)