Python Software Engineer

• *Python Software Engineer | £80 - £90**

We're working with a leading global investment banking powerhouse on this exciting opportunity. You will join their Equity Linked Technology team to revolutionize front-to-back automation for a multi-billion dollar Structured Notes business.

This is a high-impact role for a Python expert with a deep background in Equities Derivatives. You’ll be building highly automated, STP (Straight Through Processing) systems that drive real-time pricing, quoting, and lifecycle management in a fast-paced front-office environment.

• *The Role
• Design and scale complex Python-based server-side microservices within a cross-language REST n-tier architecture.
• Build cutting-edge tools for pre-trade and post-trade automation, including trade booking, client connectivity, and Treasury workstreams.
• Lead the transition to full STP (Straight Through Processing) to optimize high-volume Structured Product workflows.
• Drive technical excellence through Test Driven Development (TDD), CI/CD pipeline optimization, and mentoring junior developers.
• Collaborate directly with Sales, Trading, and Structuring desks to translate complex business needs into high-performance code.
• *What You'll Need
• 7+ years of professional software development experience, with at least 3 years focused on Front-Office Equities Derivatives systems.
• Expert-level Python skills with experience building complex, scalable server-side functionality and RESTful services.
• Advanced SQL proficiency (specifically Oracle) and comfortable working within Unix/Linux environments (Shell scripting).
• Strong command of Agile methodologies, including Scrum, Unit/Integration testing, and Pair Programming.
• Bonus points for experience with modern UI technologies like React, HTML5, and Websockets, or specific knowledge of Warrants and Certificates.
• *What's On Offer
• Highly competitive rate of £80 - £90 per hour (Inside IR35).
• Long-term stability with a 2-year contract and high probability of further extensions.
• Hybrid working model in the heart of London (3 days onsite) providing a perfect balance of collaboration and flexibility.
• The chance to work at the forefront of financial technology in the fastest-growing area of Equities Derivatives.
• *Apply via Haystack today!