DeFi Algo Trader: Build & Optimize Live Strategies

Westren Capital; Greater London; Hybrid; GBP 90,000 - 150,000; Full time

Job summary

Westren Capital, a London-based proprietary trading firm, seeks a quantitative researcher and trader to design, develop, and deploy systematic strategies across DeFi and on-chain markets. You will monitor live algorithmic systems, analyze large datasets, and collaborate with engineers to enhance execution and risk management.

The role emphasizes exploration of market microstructure, liquidity dynamics, funding rates, MEV, and cross-exchange inefficiencies, with backtesting and validation as core

Qualifications

• Design, develop, and deploy systematic trading strategies across DeFi and on-chain markets.
• Monitor and optimize live algorithmic trading systems across centralized and decentralized venues.
• Research alpha opportunities in market microstructure, liquidity flows, funding, basis, MEV, and cross-exchange inefficiencies.
• Build and improve execution logic for low-latency and high-frequency crypto trading strategies.
• Analyze large-scale on-chain and market datasets to identify persistent trading signals.
• Develop risk management frameworks, position sizing models, and exposure controls.
• Collaborate with engineering teams to improve trading infrastructure, automation, and execution reliability.
• Monitor live PnL, slippage, transaction costs, and strategy performance metrics.
• Conduct backtesting, simulation, and walk-forward validation for systematic strategies.
• Stay updated with evolving DeFi protocols, token mechanics, liquidity structures, and market behavior.
• Work with smart contract and infrastructure teams to integrate new protocols, venues, and trading systems.
• Improve portfolio construction, capital efficiency, and inventory management across multiple chains and exchanges.

Responsibilities

• Design, develop, and deploy systematic trading strategies across DeFi and on-chain markets
• Monitor and optimize live algorithmic trading systems across centralized and decentralized venues
• Research alpha opportunities in market microstructure, liquidity flows, funding, basis, MEV, and cross-exchange inefficiencies
• Build and improve execution logic for low-latency and high-frequency crypto trading strategies
• Analyze large-scale on-chain and market datasets to identify persistent trading signals
• Develop risk management frameworks, position sizing models, and exposure controls
• Collaborate with engineering teams to improve trading infrastructure, automation, and execution reliability
• Monitor live PnL, slippage, transaction costs, and strategy performance metrics
• Conduct backtesting, simulation, and walk-forward validation for systematic strategies
• Stay updated with evolving DeFi protocols, token mechanics, liquidity structures, and market behavior
• Work with smart contract and infrastructure teams to integrate new protocols, venues, and trading systems
• Improve portfolio construction, capital efficiency, and inventory management across multiple chains and exchanges

Job description

Westren Capital, a London-based proprietary trading firm, seeks a quantitative researcher and trader to design, develop, and deploy systematic strategies across DeFi and on-chain markets. You will monitor live algorithmic systems, analyze large datasets, and collaborate with engineers to enhance execution and risk management.

The role emphasizes exploration of market microstructure, liquidity dynamics, funding rates, MEV, and cross-exchange inefficiencies, with backtesting and validation as core