Junior C++ Engineer

Associate Vice President – Software Engineering

This role sits within a high‑performing engineering group responsible for building and supporting the core systems that underpin real‑time trading activity. The successful candidate will work across the full software development lifecycle, contributing to the design, build, deployment, and optimisation of highly scalable, performance‑critical applications.

Key Responsibilities

• Build, test, and enhance high‑performance trading systems using C++ and Python
• Translate quantitative models and trading logic into robust production‑ready software
• Develop internal tools and interfaces used directly by front‑office trading teams
• Improve market data ingestion, exchange connectivity, and real‑time data flows
• Contribute to distributed systems, low‑latency communication, and performance tuning initiatives
• Take part in design discussions, code reviews, profiling, and CI/CD improvements
• Gain hands‑on exposure to algorithmic trading infrastructure, market structure, and risk platforms

Candidate Profile

• Early‑career experience demonstrated through internships, placements, or academic projects (0–2 years)
• Bachelor’s or Master’s degree in Mathematics, Physics, Engineering, or a related discipline (graduating between December 2025 and June 2026)
• Strong programming capability in C++ and Python
• Solid foundations in data structures, algorithms, and operating systems
• Comfortable working in Linux/Unix environments
• A strong focus on writing clean, efficient, and maintainable code
• Excellent analytical thinking and problem‑solving ability
• Clear communicator with the ability to collaborate effectively in team environments
• Genuine interest in financial markets (prior finance experience not required)
• Exposure to distributed systems, concurrency, or network programming
• Experience working with low‑latency or real‑time systems
• Familiarity with trading platforms, data pipelines, or simulation tools
• Open‑source contributions or personal technical projects that demonstrate initiative

Seniority Level

Mid‑Senior level

Employment Type

Full‑time

Location

London, England, United Kingdom

Contact Ciara Clarke at Harrington Starr for a confidential discussion.