> Markdown version of [/jobs/ext/2818159-python-core-developer-middle-office-in-london-uk-based-applicants-only](https://www.wearedevelopers.com/jobs/ext/2818159-python-core-developer-middle-office-in-london-uk-based-applicants-only). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Python Core Developer - Middle Office in London - UK-Based Applicants Only - **Company:** Naija UK Connect Limited - **Location:** London, UK - **Salary:** £63,543.0 - **Contract:** Permanent contract - **Skills:** Algorithmic Trading, Data Structures, Digital Assets, Distributed Systems, High-Frequency Trading, Python (Programming Language), Microsoft Office, Performance Tuning, Real Time Systems, Core Api - **Published:** September 10, 2026 - **Apply:** https://www.collegerecruiter.com/job/2860994282-python-core-developer-middle-office-in-london-uk-based-applicants-only ## About the Role * Proven experience as a Python Developer, particularly in core development roles. * Strong understanding of algorithmic trading, market making, or high-frequency trading environments. * Experience with digital assets and cryptocurrency markets is highly advantageous. * Ability to work in a fast-paced, high-accountability environment. * Excellent problem-solving skills and a proactive approach to system optimisation. * Applicants must possess existing right-to-work in the UK. Foreign applicants without current UK right-to-work should confirm their eligibility directly with Oxford Knight. ## Description As a Python Core Developer, you will be integral to an algorithmic market maker that is transforming crypto markets by providing significant liquidity to trading platforms and exchanges. This is a unique opportunity to work at the intersection of high-frequency trading (HFT) and cryptocurrency, where the company trades over $5 billion daily across numerous platforms. Your work will involve developing and optimising core systems that underpin their high-volume trading operations. The company prides itself on a culture where performance and delivery are paramount, offering a challenging yet rewarding environment for technical experts., For Nigerian and African immigrants targeting a Python Core Developer role in London, especially within the fintech sector, it's crucial to tailor your application to UK standards. Emphasise any experience with high-performance systems, financial markets, or distributed computing, as these are highly valued in algorithmic trading. Ensure your CV is formatted for UK employers, highlighting measurable achievements and technical proficiencies. While this role prefers UK-based applicants with right-to-work, if you are a foreign applicant enquiring, clearly articulate your current visa status or your eligibility for UK work visas. A polished LinkedIn profile, showcasing your expertise in Python and relevant domains, is also vital for UK recruiters. * Ensure your CV highlights experience with high-volume data, real-time systems, or financial algorithms. * Prepare a cover letter that directly addresses your expertise in Python, algorithmic trading, and your understanding of the crypto market. * If inquiring as a foreign applicant, clearly state your current visa status or potential eligibility for UK work visas in your initial communication. * Network with UK-based fintech professionals on LinkedIn to gain insights and potential referrals. * Brush up on Python data structures, algorithms, and performance optimisation techniques relevant to HFT. Visa sponsorship is NOT advertised for this Python Core Developer position. UK-based applicants with existing right-to-work are explicitly preferred. Foreign applicants may still apply, but it is critical to confirm your eligibility and visa status directly with Oxford Knight before proceeding. Do not assume sponsorship will be provided. ## Related Videos - [Inside Bitpanda's Tech Stack: Scaling a European Fintech Leader - Markus Dorner](https://www.wearedevelopers.com/videos/1979-inside-bitpanda-s-tech-stack-scaling-a-european-fintech-leader-markus-dorner) - [Tokenization of Everything: Where the Real World Meets Blockchain](https://www.wearedevelopers.com/videos/1035-tokenization-of-everything-where-the-real-world-meets-blockchain) - [Insights from building the Canva Developers Platform to empower 185 million designers](https://www.wearedevelopers.com/videos/942-insights-from-building-the-canva-developers-platform-to-empower-185-million-designers) - [Phel, a native Lisp for PHP](https://www.wearedevelopers.com/videos/791-phel-a-native-lisp-for-php) - [Microservices architecture as a key element in building trading systems for global finance markets](https://www.wearedevelopers.com/videos/1196-microservices-architecture-as-a-key-element-in-building-trading-systems-for-global-finance-markets) - [Run on Bitcoin](https://www.wearedevelopers.com/videos/29-run-on-bitcoin) ## Related Articles - [The 13 Best Python Libraries for Developers in 2025](https://www.wearedevelopers.com/magazine/371-the-13-best-python-libraries-for-developers-in-2025) - [Data Analyst Salary in the UK](https://www.wearedevelopers.com/magazine/278-data-analyst-salary-in-the-uk) - [UK Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/326-uk-business-culture-and-etiquette) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [The Best Co-Working Spaces in London](https://www.wearedevelopers.com/magazine/296-the-best-co-working-spaces-in-london) - [Average Salary in the UK](https://www.wearedevelopers.com/magazine/241-average-salary-in-the-uk)