Senior Python Quant Developer

Job: Senior Python Quant Developer – Pricing & Analytics

Location: London, UK

Hybrid working – 2 to 3 days on-site (Canary Wharf)

Full time

Who We Are Looking For

• • 6+ years’ experience as a Quant Developer or Quant Engineer within an investment bank or similar financial institution
  • Proven exposure to front-office pricing, risk, or analytics platforms (Rates, FX, Equities, Credit, or XVA)
  • Experience working closely with traders, quants, and risk teams in a production environment
  • Strong academic background in Mathematics, Physics, Engineering, or Financial Engineering

Your Technical Competencies

• • Advanced Python development (object-oriented design, performance optimisation, testing)
  • Hands-on experience with pricing models, risk analytics, or P&L systems
  • Strong understanding of numerical methods, statistics, and financial mathematics
  • Experience with SQL and data-intensive systems
  • Familiarity with distributed systems, APIs, and cloud environments is a plus
  • Exposure to C++ or other low-level languages is advantageous

Your Ideal Behavioural Traits

• • Comfortable operating in a front-office, fast-paced environment
  • Strong ownership mindset with the ability to deliver under pressure
  • Clear and confident communicator with technical and non-technical stakeholders
  • Collaborative and able to bridge the gap between quantitative and technology teams

Your Ideal Personality Traits

• • Curious and analytical, with a passion for financial markets and quantitative problem-solving
  • Detail-oriented while maintaining a pragmatic, delivery-focused approach
  • Proactive, self-motivated, and comfortable working with minimal supervision
  • Resilient and adaptable in a constantly evolving trading environment

Your Responsibilities

• • Design, build, and maintain Python-based pricing and analytics libraries used by front-office teams
  • Implement and optimise models supporting risk, valuation, and P&L analysis
  • Ensure robustness, scalability, and performance of production systems
  • Partner with traders, quants, and risk teams to deliver high-impact solutions
  • Contribute to the evolution of quantitative platforms and best engineering practices

Who We Are

Our Expertise

We provide high-impact consulting across five key domains:

• • Quantitative Finance — Model design, implementation and validation.
  • Risk & Regulatory — Risk frameworks and regulatory transformation.
  • Data & AI — Data optimisation and AI adoption with strong governance.
  • Digital & Technology — Cloud, engineering, automation and digital solutions.
  • Transformation — Change management and large-scale delivery programmes.

Our Commitment

Built on excellence, collaboration and innovation, Quanteam partners with clients to strengthen resilience, accelerate transformation and build future-ready capabilities.