Remote Senior Backend Engineer, Post-Quantum Web3

Project Eleven
Full-time , , United Kingdom, , , United Kingdom IT & Technology
Posted:
February 20, 2026
Location:
, , United Kingdom, , , United Kingdom, United-Kingdom

Job Description

A leading technology company is seeking a Senior Backend Engineer to join their Product Engineering team. This fully remote role focuses on developing secure tools for digital assets in a post-quantum world. Key responsibilities include evolving critical core libraries, designing blockchain transaction logic, and ensuring security in cryptographic operations. Ideal candidates should have strong Rust and Typescript skills, experience in Web3 development, and proficiency in automated testing. Join a diverse team committed to equal opportunity.
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Job Overview

Job Type: Full-time
Location: , , United Kingdom, United-Kingdom
Posted: February 20, 2026
Deadline: April 01, 2026