3,154 Crypto & Web3 jobs
Open tech roles at companies in crypto, blockchain and web3.
VP Full Stack Engineer - Angular & Solidity/Java
12-month contract (Inside IR35) hiring 3 VP-level full stack engineers, fully onsite in London: roughly 70% Angular/TypeScript front-end work combined with ~30% Java server-side or Solidity smart-contract development on Ethereum/blockchain.
Senior Backend Engineer
Ellipsis Labs, an early-stage startup, is hiring a Senior Backend Engineer in the UK to build and maintain scalable production services (currently thousands of QPS, expected to grow 10x), implement micro/nanosecond-level performance monitoring, and drive initiatives like realtime data indexing at scale. The stack leans Rust, AWS, and Solana/blockchain for decentralized finance.
Senior Java Developer
Contract Senior/Principal Java Developer in London (hybrid) building high-scale, business-critical server-side systems at the intersection of financial services and digital assets. Core stack is Java on Linux with strong distributed-systems focus; blockchain experience (EVM, Canton, Solana) is a big plus.
Senior Backend Engineer: Blockchain & FinTech Platforms
VISEO Group is hiring a Senior Backend Engineer to design, build, and maintain enterprise-grade blockchain applications in the Philippines. Day to day, they work with Java and TypeScript, develop APIs, and integrate smart contracts across major blockchain networks with a focus on security and scalability.
Backend Engineer (Junior to Mid-Level)
Junior-to-mid backend engineer building Java/Spring Boot microservices for Coins.ph's crypto payment platform in Taguig — payment lifecycle services, bank/partner integrations, and reconciliation, with heavy use of AI coding tools. Proficiency in Mandarin Chinese is required to work with Mandarin-speaking teams.
Senior Backend Developer (Blockchain Experience)
VISEO Group is hiring a Senior Backend Developer in the Philippines to build enterprise-grade blockchain applications and distributed systems. Day-to-day work spans Java and TypeScript backend services, RESTful APIs and microservices, and smart contracts on platforms like Ethereum, Hyperledger Fabric, Polygon, and Solana.
Backend Engineer – Payments & Microservices (Junior to Mid)
Backend Engineer at Coins.ph designing, building, and maintaining Java-based microservices across the payments lifecycle (acquiring to ledger accounting) used by millions. Involves collaboration with product, risk, finance, and Mandarin-speaking peers on scalable, compliant systems.
Backend Engineer – PHP
MultiBank Group, a 20-year-old regulated fintech in Dubai, is hiring PHP backend engineers to maintain and refactor legacy PHP systems powering its crypto spot and CFD trading platforms, while building new features with modern frameworks (Laravel/Symfony) and gradually migrating toward microservices.
Backend Engineer – Payments
Backend engineer building payment processing infrastructure — deposits, withdrawals, multi-currency money movement, fraud/AML checks, and reconciliation — for a regulated fintech's trading platforms. Core stack involves Java or Python, PSP integrations (Stripe/Adyen), crypto gateways, and PCI DSS-compliant secure financial systems.
Blockchain DevOps Engineer - CI/CD, Cloud & Security
A DevOps engineer in Nelspruit, South Africa who designs, builds, and automates the infrastructure behind crypto and blockchain applications — implementing CI/CD pipelines, managing AWS/Azure/GCP cloud, orchestrating containers with Kubernetes, and maintaining secure environments across dev, test, and production.
DevOps Engineer - Blockchain
A DevOps engineer builds, automates, and manages the infrastructure behind blockchain and crypto applications in Nelspruit — designing CI/CD pipelines, automating provisioning with Terraform/Ansible, and managing cloud and Kubernetes environments with a focus on reliability, scalability, and security.
Senior Backend Engineer
Senior backend engineer building Transit, Paxos Labs' liquidity orchestration network for tokenized assets — a crosschain exchange with a matching-engine orderbook plus a real-time enterprise RFQ engine. You'd own core services (pricing, quoting, routing, inventory, settlement) end to end, from design through on-call, across chains and onchain contracts.
Security Engineer
Hands-on security engineer owning identity and endpoint security at a stablecoin fintech: administering SSO/MFA and access reviews, managing MDM/EDR across the device fleet, handling IT provisioning, assessing vendor/SaaS and AI tool risk, and acting as first responder for incidents alongside the Head of Security.
PMO Project Manager (Growth, Development, Power)
A PMO Project Manager embedded with Galaxy's Growth, Development, and Power teams, coordinating data center site-development initiatives across construction, finance, legal, procurement and other stakeholders. Requires 3+ years of project management experience in data center or power infrastructure, with tools like Jira and Confluence; PMP preferred.
Senior Backend Engineer
Builds the backend of a digital-asset lending platform — loan origination, collateral, and margin-call systems across six independently deployable Python (FastAPI) services on an event-sourced PostgreSQL ledger — while owning AWS deployment, Docker, and CI/CD through launch.