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Senior Backend Engineer - Crypto APIs & Scalable Systems

A leading crypto technology company is seeking a Senior Back-End Engineer to build and optimize systems for their financial products. In this role, you will develop APIs and ensure the highest quality software delivery, while advocating for best engineering practices. Ideal candidates have substantial experience in JVM based languages, strong...

Blockchain.com

London

SRE & Network Engineer — Crypto Trading Platform

A leading investment firm in London is seeking a Junior Site Reliability & Network Engineer to ensure the reliability and performance of its trading platform. The ideal candidate will have a background in cloud network engineering, particularly with AWS, and strong skills in Docker and Python. This role offers a...

Fasanara

London

Senior Backend Engineer: DeFi Trading (Rust/Python)

A leading crypto-native DeFi trading platform in the United Kingdom is looking for a Senior Backend Developer. The successful candidate will build and maintain backend services and public APIs using Rust and Python, directly work with EVM smart contracts, and contribute to the platform's evolution. Strong knowledge of DEXs, Solidity,...

Jobster

London

Lead Cryptographic Engineer - Secure Crypto Infra

A global financial services firm is seeking a Lead Cybersecurity Engineer in Glasgow to design and manage cryptographic infrastructure. This role involves collaborating with product leads, ensuring regulatory compliance, and providing leadership in cybersecurity solutions. Ideal candidates will have experience in key management and troubleshooting complex cryptographic issues. Join a...

PowerToFly

Glasgow

Senior Firmware Engineer - Embedded & Crypto (HybridCardiff)

A global leader in access solutions seeks a skilled Senior Engineer for their Cardiff design center. The role involves embedded firmware development, working on PACS RFID access control products. Candidates should have experience with C / C# programming, debugging skills, and a strong engineering background. This hybrid position allows for...

ASSA ABLOY

Cardiff

Staff Backend Engineer | Equity, Token Package | Web3 DEX

A progressive tech company in London is seeking a Staff Backend Engineer to develop and maintain backend systems that connect users to a decentralized exchange. You will be pivotal in shaping a high-performance environment and enhancing blockchain capabilities. Ideal candidates will have over 5 years of experience in backend engineering,...

Perpl

London

Remote Analytics Engineer: Snowflake & BI for DeFi Growth

A leading DeFi education company in Greater London is seeking an Analytics Engineer to architect and manage their Snowflake data warehouse and design data pipelines. This role involves building dashboards to provide actionable insights for decision-making and requires expert-level experience in Snowflake, advanced SQL, and BI tools. Ideal candidates will...

Decentralized Masters

London

Senior Software Engineer, E-commerce & Web3 Platform

About LedgerWe’re a team of experts pushing the limits of what’s possible, united by our common goal to unlock true freedom through digital ownership, making technology accessible for all. We believe in a world where users, creators and enterprises manage their value with ownership and freedom. Our curiosity drives us...

Crypto Pro Network

London

Model Based Definition & Engineering Lead MBD/E

Job Description This role is an integral part of a fast-paced Product Lifecycle Management based digital transformation project. This transformation project underpins the delivery of world leading defence products. The enabling software for this transformation project includes Siemens NX, Teamcenter and Capital, but will expand into a SAP-centric manufacturing domain....

Synergy Resourcing International Limited

Barrow-in-Furness

Naval Communications Field Engineer - RF & Crypto

A leading global defense firm in Southampton is seeking a professional to support product development and provide field service in naval communications. The role involves testing, integration, and on-site support for military platforms and requires operator experience in submarines or warships. Candidates should be familiar with networking technology and technical...

Leonardo Worldwide Corporation

Southampton

Linux Crypto & Security Engineer | FIPS/CC Ready

A leading technology company in Manchester is seeking a Linux Cryptography and Security Engineer to enhance the security foundation of Ubuntu. This role involves collaborating with teams to achieve security certifications, developing cryptographic components, and working on security benchmarks. The ideal candidate will have strong software engineering skills, experience with...

Canonical

Manchester

Senior Full-Stack Web Engineer - Crypto (Remote)

A leading digital asset firm in London is looking for a Senior Full Stack Web Engineer to work on innovative products in the crypto space. This role requires extensive experience in both frontend and backend development, with a strong emphasis on UI/UX design. The ideal candidate will have a proven...

Keyrock

City of London

Remote Senior Backend Engineer - DeFi (Rust/Python)

A leading crypto-native platform in the UK is seeking a Mid-Senior Backend Developer to work fully remote. You will build and maintain backend services and public APIs using Rust and Python, directly interact with EVM smart contracts, and contribute to a performance-critical DeFi trading platform. Candidates should have 3–4+ years...

Jobster

Altrincham

Remote Lead Software Engineer – DeFi & Web3

A decentralized trading platform is seeking a skilled engineer to lead the development of high-performance web3 applications, focusing on delivering innovative blockchain solutions. The ideal candidate has over 4 years of engineering experience, a background in managing teams, and expertise in full stack development. This role offers the opportunity to...

Growtoday AB

London

Senior Backend Java Engineer - Real-Time Crypto/DeFi

A leading finance technology firm in the UK is seeking an experienced Backend Developer with expertise in Java, TypeScript, or similar languages for cutting-edge exchange core system development. The ideal candidate will have extensive experience in blockchain integration and high-performance API development. Responsibilities include building real-time data pipelines and ensuring...

Aster

London