FinTech Algorithm Engineer: Quantum/Hybrid Applications

OQC; Greater London; Hybrid; GBP 75,000 - 110,000; Full time

Job summary

OQC is building practical algorithms that connect classical finance with quantum capabilities, based in London with hybrid work and office time in King’s Cross. As Algorithms Engineer - Financial Services you will turn technical capability into usable applications, selecting and implementing methods for banking, fintech and payments while collaborating with quantum engineers.

You’ll evaluate method performance, understand limitations, and ensure results matter in real‑world operations, bridging

Qualifications

• Experience in banking, fintech or payments.
• Strong expertise in fraud detection, AML, credit risk, market risk, transaction modelling, or financial time series.
• Understanding of operational metrics and model-risk requirements.
• Hands-on experience implementing and evaluating algorithms with practical financial‑services impact.
• Ability to own work, communicate clearly and collaborate across technical and non-technical teams.
• Degree or equivalent practical experience in quantitative finance, mathematics, computer science or related field.

Responsibilities

• Select, adapt and implement classical algorithms and machine‑learning methods for financial‑services applications.
• Collaborate with quantum algorithm engineers and product colleagues to integrate domain knowledge with quantum methods.
• Build production‑ready classical baselines for detection and prediction to compare with quantum approaches.
• Define classical synthetic‑data baselines for assessing quantum‑generated data.
• Evaluate practicality, privacy, calibration and robustness over time in operational settings.
• Communicate findings and trade‑offs clearly to the wider team.

Skills

Fraud detection

AML

Credit risk

Market risk

Transaction modelling

Financial time series

Operational metrics

Model risk

Algorithm engineering

Quant research

Quantitative finance

Mathematics

Computer science

Education

Degree or equivalent in quantitative finance

Job description

OQC is building practical algorithms that connect classical finance with quantum capabilities, based in London with hybrid work and office time in King’s Cross. As Algorithms Engineer - Financial Services you will turn technical capability into usable applications, selecting and implementing methods for banking, fintech and payments while collaborating with quantum engineers.

You’ll evaluate method performance, understand limitations, and ensure results matter in real‑world operations, bridging