5 of 5 Permanent Python Software Engineer Jobs in the City of London

Lead Software Engineer (Python)

Hiring Organisation
Circuit Mind
Location
City of London, London, United Kingdom
this is wrong and we are on a mission to fix it, triggering the future of hardware design. We are creating an entirely new software engine for circuit boards, that takes as inputs the requirements of a circuit board and automatically outputs a complete design, ready for manufacture. … Lead Software Engineer, you’ll create simple and elegant solutions to difficult technical problems that the world has not solved before. You will work in close collaboration with a highly-functioning team of software, electronics, algorithm engineers and product managers. Responsibilities Collaborate with the product team ...

Senior Software Engineer (Python/React)

Hiring Organisation
Oliver Bernard
Location
City of London, London, United Kingdom
Senior Software Engineer – AI Startup – Up to 140k 🚀🧠 💰 Salary: £70,000 - £140,000 + meaningful equity 🏙️ Location : London, flexible working arrangements, ideally 2/3 days in office 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our y-combinator backend client are building an elite … world problems with the latest in AI and LLMs, this role is for you. In this role, you’ll: 🔧 Build and ship high-impact software 🧠 Work on AI/LLM-powered automation tools used in production 🏗️ Help shape scalable systems and infrastructure 🌍 Work collectively across teams to push ...

Software Engineer (Python)

Hiring Organisation
Autonomai Recruitment
Location
City of London, London, United Kingdom
Role: Software Engineer — Clearing & Post‐Trade Systems Skills: Python, Distributed Systems, Databases, Financial Infrastructure Location: London Compensation: £500K TC Overview Join a high‐impact engineering group building next‐generation clearing and post‐trade systems that support large‐scale algorithmic trading. You’ll design and implement core services … that guarantee reliability, accuracy, and latency‐sensitive performance across global trading infrastructure. Key Responsibilities Build, scale, and maintain Python services that manage trade capture, clearing, and settlement processes. Design distributed systems to ensure data integrity and fault tolerance across trading and back‐office pipelines. Work closely with trading, operations ...

Senior Software Engineer - C++, Python - Financial / Banking

Hiring Organisation
N P Associates
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £120,000 per annum
Senior C++ Software Developer, Python - Financial/Banking Candidates will have 5+ years C++ experience (ideally more) and excellent knowledge of Python - ideally coming from a Financial/Banking background with knowledge of Equities, Futures & Options and Fixed Income and Exchange Connectivity, FIX Protocol and some … work with the Product, Infrastructure and QA teams, to produce high performance, low latency and highly reliable code. Your goal will be to develop software which handle large amount of TPS to drive a highly efficient technology used by several markets around the world. To be successful in this ...

Principal Software Engineer - TypeScript/Python

Hiring Organisation
Onsera Health
Location
City of London, London, United Kingdom
healthcare partners, wearables platforms, and pharmacy fulfillment systems Architect and implement member payment platforms, including fee collection, reconciliation, and financial reporting Define and enforce software engineering standards, including coding conventions, testing practices, and documentation Conduct rigorous code reviews focused on correctness, security, performance, and maintainability Mentor engineers and gradually … transition into line management as the engineering organization grows Minimum Qualifications 8+ years of experience as a Full-Stack Engineer delivering production systems, with track record at Senior or Principal level Proficiency across frontend and backend development, including modern web frameworks and API design Proven experience integrating with third ...