Lead Blockchain Payments Engineer - Fiat Ramps & Financial Infrastructure

Location: London

On-site | Full-time

Compensation: Competitive

Our client is an elite team of builders operating at the intersection of fintech and high-scale crypto infrastructure. As a high-growth software organization, the company is responsible for developing the technology behind some of the largest crypto social networks and digital asset launchpads globally. The organization is defined by a philosophy of extreme talent density, rapid iteration, and technical ownership.

The Lead Blockchain Payments Engineer (Fiat Ramps) will serve as a core architect of the firm's financial infrastructure. This role is responsible for designing and scaling the services that power seamless fiat-to-crypto flows, real-time risk decisioning, and immutable financial records. Based in London, this is a full-time, in-person position for an engineer who thrives in high-throughput, low-latency environments and is passionate about building the future of global value transfer.

Key Responsibilities

Payment Orchestration & Integrations

Senior Infrastructure Engineer - High-Performance Blockchain Services

Location: New York, San Francisco (Office)

Compensation: $200K - $400K

Join the Infrastructure & Platform team at a high-growth crypto derivatives exchange that is rapidly capturing market share in a multi-billion dollar annual sector. Our clients current focus is on building a multi-asset margin feature that leverages blockchain technology to allow users to post variable forms of collateral, which is essential as multi-asset margin comprises over 86% of crypto accounts.

You will play a pivotal role in designing, architecting, and deploying highly reliable, scalable blockchain services with lightning-fast performance. You will lead the development of mission-critical core infrastructure that powers their products, enabling them to bring financial venues directly to the user.

The Senior Infrastructure Engineer will be responsible for building the core components of a high-throughput, low-latency distributed system, focusing heavily on performance and cryptographic integrity.

Smart Contract Engineer (Rust) - High-Performance DeFi Infrastructure

Location: PST-CAT preference

Compensation: Competitive

We are building the next generation of Decentralized Finance (DeFi) liquidity infrastructure on the Solana blockchain. We are solving a critical industry problem where reliance on over-collateralized lending leads to inefficient capital use, fragmented systems, and unnecessary liquidation risks.

Our solution introduces under-collateralized borrowing, programmable margin accounts, and composable on-chain strategies ("Recipes"), all built with high-performance Rust smart contracts. We are redefining how liquidity moves in DeFi: faster, safer, and more capital-efficient.

We are looking for a highly capable Smart Contract Engineer (Rust) to join our core engineering team and shape the technical backbone of our protocol. You will design, build, and optimize Rust-based smart contracts that power our DeFi infrastructure, working closely with product and protocol teams to create scalable, secure, and innovative financial primitives.

As a core contributor, you will take full ownership of your work, from concept and research to mainnet deployment and maintenance.

Senior Full Stack Engineer - Decentralized Finance Security

Location: Remote USA - NYC preferred - (NOT PST) and Europe, but must have a 5+ hour overlap with EST timezone for this role

Remote | Full-time

Compensation: $144K - $164K

Our client provides the first automated, on-chain economic security system designed to enable crypto protocols to optimize risk management and capital efficiency while safeguarding user funds. By analyzing protocol mechanics and scenario implications through world-class custom EVM simulations, the platform provides actionable insights trusted by leading decentralized finance (DeFi) protocols to secure billions of dollars in assets.

The organization is seeking a proactive and results-driven Senior Full Stack Engineer to join the Oracle Team. Reporting directly to the Oracle Team Lead, the successful candidate will play a critical role in building data-driven dashboards and infrastructure to support risk analysis. This role requires close collaboration with research and protocol teams to deliver high-quality frontend and backend components that power essential security insights across multiple blockchains.

Key Responsibilities

Founding Solana Protocol Engineer Job Posting

Location: Remote - US/Europe/Latam/Dubai but must have 5hrs overlap with EST

Compensation: $150K - $200K

Join a pioneering team at the intersection of capital management and Decentralised Finance (DeFi). We are building the unified infrastructure layer that intelligently connects capital to the best risk-adjusted yield opportunities. Backed by premier crypto investors, this is a ground-floor opportunity to architect a foundational piece of the future financial ecosystem.

This is an opportunity for immense ownership, serving as the foundational engineer for a new, critical protocol on the Solana network. You will be responsible for designing, implementing, and taking full ownership of a core asset aggregation protocol from scratch. If you thrive on complex, ambiguous challenges and want to architect a fundamental piece of DeFi infrastructure, this role is for you.

Key Responsibilities:

Infrastructure & Platform Engineer Job Posting

Location: New York, San Francisco (Office)

Compensation: $185K - $400K

Our client is a rapidly growing technology company operating at the forefront of the high-stakes crypto derivatives sector, a market with annualized revenues in the tens of billions. Their platform is one of the fastest-growing crypto derivatives exchanges, capturing a significant and expanding share of the global market. They are building the next essential feature in this space: Multi-Asset Margin, which will allow users to post various forms of collateral directly on-chain, eliminating the need to liquidate assets into USDC before trading. Their infrastructure is designed to bring multiple trading venues and expanded financial utility directly to the user.

You will join their Infrastructure & Platform team to design, deploy, and operate the core components of their scalable, high-performance systems. You will focus on compute, storage, and networking while working closely with the product team to deliver exceptional speed and reliability in demanding, real-time environments.

What You'll Do:

About Us

At Zyte, we eat data for breakfast and you can eat your breakfast anywhere and work for Zyte. Founded in 2010, we are a globally distributed team of over 250 Zytans working from over 28 countries who are on a mission to enable our customers to extract the data they need to continue to innovate and grow their businesses. We believe that all businesses deserve a smooth pathway to data.

For more than a decade, Zyte has led the way in building powerful, easy-to-use tools to collect, format, and deliver web data, quickly, dependably, and at scale. And today, the data we extract helps thousands of organizations make smarter business decisions, secure competitive advantage, and drive sustainable growth. Today, over 3,000 companies and 1 million developers rely on our tools and services to get the data they need from the web.

Zyte is seeking an experienced Team Lead to manage our Core & MLOps Squad, responsible for "Building the bedrock infrastructure that powers Zyte at scale." This hands-on technical leadership role requires expertise across MLOps, systems programming, and orchestration to lead a cross-functional team in designing and maintaining the scalable foundation that enables all Zyte teams to build and run their services with confidence.

Requirements

About Us

At Zyte, we eat data for breakfast and you can eat your breakfast anywhere and work for Zyte. Founded in 2010, we are a globally distributed team of over 250 Zytans working from over 28 countries who are on a mission to enable our customers to extract the data they need to continue to innovate and grow their businesses. We believe that all businesses deserve a smooth pathway to data.

For more than a decade, Zyte has led the way in building powerful, easy-to-use tools to collect, format, and deliver web data, quickly, dependably, and at scale. And today, the data we extract helps thousands of organizations make smarter business decisions, secure competitive advantage, and drive sustainable growth. Today, over 3,000 companies and 1 million developers rely on our tools and services to get the data they need from the web.

Zyte is seeking an experienced Team Lead to manage our Core & MLOps Squad, responsible for "Building the bedrock infrastructure that powers Zyte at scale." This hands-on technical leadership role requires expertise across MLOps, systems programming, and orchestration to lead a cross-functional team in designing and maintaining the scalable foundation that enables all Zyte teams to build and run their services with confidence.

Requirements

Developer Relations Engineer (Algorithmic Trading Infrastructure)

Location: Singapore (Hybrid)

Compensation: $80K - $140K

We are a specialized prime brokerage focused on building robust, institutional-grade infrastructure for large-scale algorithmic trading on a leading platform (Hyperliquid). We are seeking a highly technical Developer Relations Engineer to fully own the integration experience for advanced API-driven traders.

You will work directly with systematic funds, proprietary trading firms, and sophisticated builders, ensuring fast, reliable, and low-friction adoption of our prime brokerage services.

As the Developer Relations Engineer, you will be the technical interface between our core engineering team and our highest-value users—quantitative trading desks and systematic funds. Your primary goal is to ensure seamless integration and maximum performance when users connect to our APIs and trading infrastructure.

Key Responsibilities

Backend Engineer (High-Performance Trading Infrastructure)

Location: Singapore (Hybrid)

Compensation: $80K - $140K

We are a specialized prime brokerage focused on building robust, institutional-grade infrastructure for large-scale algorithmic trading on a leading platform. We are seeking an exceptional Backend Engineer to build the core infrastructure powering our services, utilizing cutting-edge technologies to meet institutional demands for speed and reliability.

This role offers the opportunity to work on high-performance distributed systems, TEEs (Trusted Execution Environments), advanced cryptography, and next-generation smart contracts.

You will be responsible for designing, implementing, and optimizing the core backend services and blockchain components that enable institutional-grade algorithmic trading. Your work will directly contribute to building systems with the highest standards for performance, security, and low latency.

Key Responsibilities