contract python developer jobs in London

Citi in London is seeking a Counterparty Credit Risk Developer, an intermediate level role responsible for developing and advancing the derivatives credit risk application. The role involves maintaining risk metrics, contributing to CI/CD, performance profiling, and collaborating with Quant and Technology teams in a cloud-enabled, high-performance computing...

C# Quant Developer | Risk & P&L Systems | Front Office | Contract Inside IR35Our investment banking client is looking for a strong C# developer to join its FX Options Risk & P&L technology team. This role sits between technology, quants and trading and would suit someone with genuine understanding of risk metrics, Greeks and P&L explain frameworks. The...

Client Server Limited in London is seeking a Python Developer / Software Engineer (IAM Okta SaaS) to join a flexible, remote-friendly team. You'll work on IAM, Okta, Terraform-based infrastructure, and cloud solutions in Python and Rust, contributing across the full development lifecycle and collaborating with security and engineering teams.The role offers a...

Junior Java Developer –Python, Ruby, Fintech50London45,000-50,000 + bonusQuant Capital is urgently looking for a Junior Java Developerto join our high profile client.If you want to know about the requirements for this role, read on for all the relevant information.Our client is an established financial data technology start up. They enable rapid trading...

Counterparty Credit Risk Analytics is a group within Citi Financial Risk Technology, responsible for developing the applications used for derivatives credit Risk and Basel Capital calculations Firm-wide.The Counterparty Credit Risk Developer is an intermediate level position responsible for participation in the development and advancement of the derivatives...

Role Overview The position combines hands-on Java development with operational support of PingDS (ForgeRock DS) and broader IAM infrastructure, working across development, deployment, migration, and production support activities. The role sits within a modern DevOps environment and requires familiarity with automation, CI/CD pipelines, and AI-assisted...

LGT Wealth Management UK LLP is a UK-based partnership, wholly owned by the private banking group LGT, which is in turn owned by the Princely Family of Liechtenstein. When we set up LGT Wealth Management in 2008, our aim was to offer a fresh approach to wealth management. Alongside the LLP we also have two other entities which focus on US and Jersey based...

Project descriptionWe are looking for a senior Python developer to join our client's team and lead the build of a new data and application platform.Apply (by clicking the relevant button) after checking through all the related job information below.The team focuses on clean code, agile methodologies, and high-quality delivery.The client is from the...

Must be able to work independently within defined projects/work streams and is checked on at the end for results. Possesses a strong understanding of large-scale application architecture and design. Must have strong communication skills, particularly in collaborating with external parties, including business stakeholders. This is essential. Has an...

DV Cleared Python Developer | £550 per day | Outside IR35 | LondonWe are looking for an experienced DV Cleared Python Developer to join a long-term project, working onsite in London.Role: DV Cleared Python DeveloperLocation: London, onsiteRate: up to £550 per dayIR35: Outside IR35Duration: 12 month contract, with strong prospects of extension.Clearance:...

Hawksworth are recruiting now for a Senior KDB+/q Developer to join a leading European Investment Bank within its Fixed Income Algo Trading technology team. London – Hybrid, 3 days onsite per weekContract – 6 months + We are looking for a KDB specialist with strong experience working within Fixed Income / Front Office trading technology. Key...

C# Quant Developer | Risk & P&L Systems | Front Office | Contract Inside IR35 Our investment banking client is looking for a strong C# developer to join its FX Options Risk & P&L technology team. This role sits between technology, quants and trading and would suit someone with genuine understanding of risk metrics, Greeks and P&L explain frameworks. The...

Junior Python Django Developer Times Fastest Growingup to 50KQuant Capital is urgently looking for a Python Django Developer to join our high profile client in their main development team.To be considered for an interview, please make sure your application is full in line with the job specs as found below.Our client is a small but well known big data...

Futureheads Recruitment Ltd in London is seeking an experienced Python-focused engineer for a 6‑month contract outside IR35. You’ll own substantial pieces of work, ship features quickly, and collaborate across the business in a hands-on, full‑stack role.The team operates on a weekly delivery cadence, uses AI coding tools, and allows for three days per...

Job DescriptionPython Developer - GenAISalary: £45,000 - £55,000 plus benefits, perks and healthcare optionsLocations: London, Bristol, Manchester, Glasgow or NewcastleJob Type: Permanent | Hybrid / 2 days per week onsite | Occasional travel to client sitesRequirements: SC eligibility & full right to work in the UK required (no sponsorship available)The...

Gazelle Global is seeking an experienced Oracle EPM Cloud Freeform Functional Developer for a 12-month contract in London. You will design and deliver Freeform solutions, working with Finance stakeholders and IT to translate business requirements into scalable designs.You will contribute to development, testing and production environments, with three days...

FX Options Pricing Developer | C++ / C# | Front Office | £775-850/day Our investment banking clients is looking for an experienced Front Office FX Options Pricing Developer to join a small, highly visible team supporting the bank's global FX Options trading platform. This is not a generic development role. They are specifically looking for candidates who...

Python Developer - GenAISalary: £45,000 - £55,000 plus benefits, perks and healthcare optionsLocations: London, Bristol, Manchester, Glasgow or NewcastleJob Type: Permanent | Hybrid / 2 days per week onsite | Occasional travel to client sitesRequirements: SC eligibility & full right to work in the UK required (no sponsorship available)The Role:Please make...

Citi Technology group in London seeks a Counterparty Credit Risk Developer to participate in the development and advancement of derivatives credit risk applications. You will contribute to end-to-end calculation, test suites, and cloud-based workflows within a collaborative, risk-focused environment.The role emphasizes building high-performance, scalable...

Deloitte - Recruitment is seeking experienced AI Developers (Python) with hands-on experience across levels from junior to senior for Defence & Security projects. The role is hybrid with occasional visits to offices in London, Midlands, Bristol or Northwest; remote work the rest of the time.Start expected Spring 2027, initial 6-month contract inside IR35....