151 to 175 of 179 Permanent Smart Contracts Jobs

Senior Vice President, Product Manager Digital Assets

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
digital asset lifecycle (issuance/minting, distribution, custody, corporate actions, and settlement) Familiarity with token standards (e.g., ERC-20, ERC-1400, ERC-721) Smart contract development and blockchain protocols (e.g., Ethereum, Solana, etc.) On-chain settlement models and decentralized finance (DeFi) primitives Experience building multi-chain or cross ...

Business Unit Compliance

Location
Greater London, England, United Kingdom
core Compliance function at a Tier-1 Bank or Broker-Dealer is highly desirable. Technical understanding of blockchain technology, tokenization, smart contracts, and on-chain mechanics, alongside experience in the Digital Assets industry is desirable. Familiarity with relevant regulatory frameworks, including but not limited ...

Remote Blockchain Backend Engineer (EVM & Smart Contracts)

Location
United Kingdom
TechHavenLabs seeks a Blockchain Backend Developer to build and maintain the backend that connects our products to EVM networks and smart contracts. You will own RPC communication, event indexing, transaction monitoring, persistence, and on-chain/off-chain synchronization. Join a team building two main platforms and collaborating … with smart-contract, Web3, and full‐stack engineers. You will implement robust APIs, logging, tests, and reliable processing against complex blockchain data. #J-18808-Ljbffr ...

Blockchain Security Operations Vice President

Location
City Of London, England, United Kingdom
challenge of securing institutional blockchain infrastructure at scale, driving operational excellence across on-chain monitoring operations, and implementing cutting-edge detection capabilities for smart contract and digital asset security. As a Blockchain Security Operations Vice President in Cybersecurity & Tech Controls, you will contribute significantly to safeguarding the organization … design of comprehensive security strategies, policies, and procedures to enhance threat detection capabilities and protect the organization's digital assets, smart contracts, and blockchain infrastructure from cybersecurity threats Proactively monitor and analyze complex on-chain and off-chain data and systems to identify indicators of vulnerabilities ...

Blockchain Cyber Intelligence Vice President

Location
Greater London, England, United Kingdom
securing institutional blockchain infrastructure at scale, delivering intelligence-driven operational excellence across on-chain monitoring operations, and implementing cutting-edge detection capabilities for smart contract and digital asset security. As a Blockchain Intelligence Vice President in Cybersecurity & Tech Controls, you will contribute significantly to safeguarding the organization … comprehensive security and threat intelligence strategies, policies, and procedures to enhance threat detection capabilities and protect the organization's digital assets, smart contracts, and blockchain infrastructure from cybersecurity threats Proactively monitor and analyze complex on-chain and off-chain data and systems to identify indicators of vulnerabilities ...

Lead Web3 Backend Engineer - Digital Assets Platform

Location
Greater London, England, United Kingdom
grade web applications, integrate with blockchain networks, and drive backend services using Java and Web3 libraries. Strong knowledge of Solidity and smart contracts is a plus. You will work in a hybrid setup, collaborating with architects, product teams, and other engineers to deliver secure, scalable solutions within ...

Risk Officer

Location
Hamilton, Scotland, United Kingdom
custody: Conduct regular risk assessments targeting financial, operational, cyber, and crypto-specific threats (e.g., cryptographic key management, custody risks, settlement risks, and smart contract/blockchain-specific vulnerabilities). Client asset safeguarding: Monitor and enforce robust controls around the "control of assets" and custody of client assets, ensuring ...

Software Engineer III - Full Stack

Location
Leeds, England, United Kingdom
including hackathons or side projects) Familiarity with common web3 libraries such as ethers.js, viem, or similar client libraries for interacting with smart contracts Strong understanding of performance optimization, responsive design, accessibility, and web standards Experience integrating with backend APIs and collaborating with cross-functional platform/infra ...

Security Engineer, Institutional Trading

Hiring Organisation
Blockchain
Location
London, UK
Employment Type
Full-time
ensuring that the tools and processes our traders use are resilient against both external threats and internal errors. This role does not require smart-contract auditing. WHAT YOU WILL DOPartner with Trading, Middle Office and Quant (Institutional FinOps) teams to map out inventory trading systems, data flows, third ...

Senior Product Security Engineer

Hiring Organisation
Blockchain
Location
London, UK
Employment Type
Full-time
security tooling. Advanced credentials such as OSCP, OSWE, CISSP or equivalent. Experience with on-chain/off-chain integration, payment reconciliation, or smart contract security. Familiarity with vulnerability management platforms (DefectDojo, Dependabot orchestration) and GRC/Gateway integrations. Prior contributions to security automation and developer tooling (open source ...

Staff Engineer, Crypto

Hiring Organisation
Deel
Location
United Kingdom, UK
Employment Type
Full-time
years of software engineering experience, with 3+ years building production crypto or blockchain systems that move real moneyDeep knowledge of EVM-based chains, smart contract integration patterns, and wallet infrastructure (embedded wallets, key management, transaction signing)Experience with stablecoin mechanics: issuance and redemption, reserve models, on-chain/ ...

Vault Smart Contract Engineer – Core Banking

Location
Greater London, England, United Kingdom
Smart Contract Developer to join a major Core Banking transformation program in London. The role focuses on building Vault Smart Contracts for Lending and Savings and evolving a next-generation core banking platform based on Thought Machine Vault Core. The successful candidate will work within ...

Remote Blockchain Engineer: Solidity, DeFi & dApps

Location
Greater London, England, United Kingdom
MastarRec is seeking an experienced Blockchain Specialist to design, develop, and implement blockchain-based solutions including smart contracts, tokens, and DeFi integrations. You will work on Ethereal and other compatible blockchains, focusing on security and scalability. The role involves building dApps, wallets, and token exchanges, with strong ...

Blockchain Web3 Engineer for Digital Asset Platform

Location
Greater London, England, United Kingdom
integrations, and scalable backend services for institutional digital finance use cases. The candidate will work in a globally distributed team, contribute to secure smart contract development, and align with enterprise-grade software standards in a fast-evolving fintech environment. #J-18808-Ljbffr ...

Digital Assets Platform Engineering Team Lead - SVP

Location
Greater London, England, United Kingdom
event‐driven architecture patterns Working knowledge of Web3 libraries (Web3J, Web3JS) and their application in enterprise contexts Demonstrated familiarity with Solidity and smart contract development best practices Solid understanding of DevOps principles, containerized application deployment (Docker, Kubernetes, Helm Charts), and CI/CD pipeline management Practitioner‐level command … Citi Integrated Digital Assets Platform engineering team, you will have to opportunity to work with a team of highly motivated, T‐shaped, smart individuals who think out of the box and look for disruptive opportunities for commercial benefit. Exposure to newly released and upcoming technologies and the ability ...

Blockchain Engineer - Smart Contracts (Hybrid/Remote, London)

Location
Greater London, England, United Kingdom
Fruition Group is seeking an experienced Blockchain/DLT Developer in London to design, build and deploy distributed ledger solutions across Ethereum, Hedera, Algorand and a proprietary platform. The role is permanent with hybrid/ ...

Lead Web3 Backend Engineer - Hybrid (London)

Location
Greater London, England, United Kingdom
Engineer to join the Digital Assets Platform. You will develop backend components linked to blockchain networks, implement wallet interactions, and deploy smart contracts in a fast-paced, enterprise environment. You will collaborate with senior engineers, participate in code reviews, and contribute to API and documentation efforts while ...

Technology Director – Digital Assets & Distributed Systems

Location
Greater London, England, United Kingdom
ExCo level within a lean structure — enabling meaningful influence without heavy hierarchy. You will Define and challenge architecture across DLT platforms, smart contracts, and digital asset models Evaluate public vs private vs hybrid blockchain approaches in a regulated context Shape the design of tokenised asset and digital ...

Senior Software Engineer, Unified Platform - Digital Assets

Location
Greater London, England, United Kingdom
this role. Cryptoassets, digital-asset operations, or custody/wallet platforms (or closely adjacent high-stakes money-movement systems). DeFi, smart contracts, staking, or other on-chain systems. Full-stack development with Python (FastAPI). Strong relational data modeling fundamentals. GitOps and Kubernetes. Job orchestration systems ...

Detection Engineer (Cybersecurity)

Location
Glasgow, Scotland, United Kingdom
incident response process by providing monitoring capabilities. Good understanding of Cloud Environment across all major vendors. Good understanding of Cryptocurrency, Smart Contracts and Web3 security threats. Good ability to code in python, a working knowledge of other programming languages is a welcome bonus. WHAT YOU CAN EXPECT ...

VP Full-Stack Eng: Angular/Java/Solidity (Onsite London)

Location
City Of London, England, United Kingdom
Atrium Workforce Solutions Ltd is seeking a VP Full Stack Engineer to work onsite in London, focusing on Solidity smart contracts, Angular frontend, and Java backend. The role emphasizes front-end leadership with substantial Solidity/Java work across a shared codebase. The contract is 12 months ...

RWA Tokenisation Business Development Manager

Location
Greater London, England, United Kingdom
commercial roles in financial markets Deep understanding of both TradFi equities markets AND crypto/digital assets – familiarity with tokenisation technology, smart contracts and blockchain infrastructure, as well as equity execution, settlement and financing Proven track record of building early businesses or developing new products or revenue ...

Blockchain Threat Intelligence VP - Detect & Defend

Location
Greater London, England, United Kingdom
Blockchain Intelligence Vice President to secure institutional blockchain infrastructure at scale, monitor on-chain activities, and implement detection capabilities for smart contracts and digital assets. You will lead threat intelligence, detection, incident response, and security operations, collaborating across teams to safeguard data and systems while driving continuous ...

Blockchain Threat Intelligence VP — Secure & Detect

Location
Greater London, England, United Kingdom
seeking a Blockchain Intelligence Vice President to secure institutional blockchain infrastructure, lead on-chain monitoring, and advance detection capabilities for smart contracts and digital assets. You will collaborate across teams to identify threats, develop threat intelligence products, and ensure the integrity, confidentiality, and availability of critical systems ...

Senior Blockchain Architect — Hands-on, Scalable Systems

Location
Slough, England, United Kingdom
tackle technical challenges. You will document technical standards, act as a liaison with customers, and require a background in software development and smart contract systems, with a passion for emerging technologies. The position offers permanent full-time employment, with market rate salary based on experience. #J-18808-Ljbffr ...