1 to 25 of 34 Permanent Senior Python Developer Jobs in London

Senior Python Developer

Hiring Organisation
Oscar Technology
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£550.00 - £650.00 per day
Senior Python Developer | Fully Remote | 6 Months | Build a New Multi-Asset Security Data Platform | Python, PostgreSQL, Pandas/Polars The Opportunity We're looking for a Senior Python Developer to join a data-focused team working on a new Security Master platform … income, funds and alternative assets across both the UK and US markets. You'll work alongside an established client Data Team, contributing hands-on Python development to the ingestion, processing and distribution of critical financial data. This is an exciting opportunity for a senior developer who enjoys ...

Senior Python Developer FastAPI Azure

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Senior Python Developer/Software Engineer (FastAPI Azure) London/WFH to £110k Are you a backend focused Software Engineer with strong Python skills combined with technical/team leadership experience? You could be progressing your career in a senior, hands-on role … growing, global Insurance Underwriting technology provider that focusses on developing a complex SaaS calculation platform for rapidly growing Cyber Security insurance markets. As a Senior Python Developer you'll remain hands-on whilst providing technical leadership, designing and implementing complex solutions and ensuring the team adheres ...

Senior Python Developer

Hiring Organisation
Tech 4
Location
City of London, London, United Kingdom
Employment Type
Permanent
Senior Python Developer - PYTHON/REACT/AZURE/GCP - i s required by fast growing and highly successful international organisation. They are seeking an experienced Senior Python Developer to help evolve and extend their platform while guiding technical direction and supporting team … engineers to take ideas from inception through to production, ensuring they build the right solutions for their customers. You will act as both a senior technical contributor and a product-minded engineer, someone who doesnt just implement requirements but actively shapes them. You will challenge assumptions, ask the right ...

Senior Python Developer

Hiring Organisation
Tech 4
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Senior Python Developer - PYTHON/REACT/AZURE/GCP - i s required by fast growing and highly successful international organisation. They are seeking an experienced Senior Python Developer to help evolve and extend their platform while guiding technical direction and supporting team ...

Senior Python Quant Developer, London – Systematic Trading: UK-Based Applicants Only

Location
Greater London, England, United Kingdom
advertise visa sponsorship. Right-to-work in the UK is preferred. Foreigners may still enquire with the employer. Oxford Knight is seeking a Senior Python Quant Developer in London for a full-time role in systematic trading. This position is ideal for UK-based applicants with existing … competitive salary starting at £66,504.59 and an opportunity to join one of the world's premier investment firms. Job Description As a Senior Python Quant Developer, you will be instrumental in developing sophisticated components for both live trading environments and simulation systems. This role places ...

Senior Python Developer | £700/day inside IR35

Hiring Organisation
Akkodis
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£700.00 per day
Senior Python Developer - Finance London | Hybrid - 3 days per week £700/day Inside IR35 | 12-month contract Permanent/FTC options also available We're working on a number of new Senior Python Developer opportunities within a major Financial Services technology environment, supporting … trading, regulatory and enterprise engineering platforms. These are long-term hires rather than short-term backfill, with multiple teams looking to bring in experienced Python Developers who are comfortable building business-critical applications in a complex banking environment. You'll be working closely with engineering and business stakeholders ...

Senior Python Quant Developer, London - Oxford Knight - UK-Based Only

Location
Greater London, England, United Kingdom
Senior Python Quant Developer, London - Oxford Knight - UK-Based Only Company Company Oxford Knight Location Location London, UK Type Type full_time Sponsorship Check with employer UK-based applicants — this role does not advertise visa sponsorship. Right-to-work in the UK is preferred. Foreigners may still … enquire with the employer. This is an exciting opportunity for a Senior Python Quant Developer at Oxford Knight in London, focusing on systematic trading strategies. The role is ideal for experienced Python developers with a quantitative background already based in the UK and possessing existing right ...

Senior Python Quant Developer - London - Systematic Trading - No Visa Sponsorship Advertised

Location
Greater London, England, United Kingdom
applicants — this role does not advertise visa sponsorship. Right-to-work in the UK is preferred. Foreigners may still enquire with the employer. This Senior Python Quant Developer role with Oxford Knight in London offers a compelling opportunity within a premier investment firm. While UK-based applicants … quantitative discipline. A minimum of 5 years of experience in designing and developing software for quantitative trading or similar high-performance environments. Proficiency in Python, with experience in numerical libraries and performance optimization. Strong understanding of systematic trading strategies and financial markets. Experience with large-scale data processing ...

Senior Python Quant Developer London - Systematic Trading - Oxford Knight - UK-Based Applicants Only

Location
Greater London, England, United Kingdom
advertise visa sponsorship. Right-to-work in the UK is preferred. Foreigners may still enquire with the employer. Oxford Knight is seeking a Senior Python Quant Developer for a full-time role in London, focusing on systematic trading strategies. This position is ideal for UK-based applicants … offers a competitive salary of £66,504.59 and the chance to join one of the world's premier investment firms. Job Description As a Senior Python Quant Developer, you will be instrumental in building critical components for both live trading and simulations within a dynamic trading pod. ...

Senior Python Quant Developer - London - Systematic Trading - Oxford Knight - UK-based Applicants Only

Location
Greater London, England, United Kingdom
advertise visa sponsorship. Right-to-work in the UK is preferred. Foreigners may still enquire with the employer. This blog post highlights a Senior Python Quant Developer role with Oxford Knight in London, an excellent opportunity for experienced professionals in systematic trading. This position is ideal … offers a competitive salary of £66,504.59 and a chance to join one of the world's premier investment firms. Job Description As a Senior Python Quant Developer, you will be instrumental in building critical components for both live trading and simulations within a dynamic trading pod. ...

Senior Python Developer

Location
City Of London, England, United Kingdom
Senior Python Engineer Infrastructure Automation London, London City Hybrid, 2 days a week onsite 75k plus 8% bonus, 10% pension, private healthcare 5+ years commercial experience with Python We’re recruiting for a Senior Python Engineer to join a global AI & SaaS specialist. This … plenty of opportunities to learn, develop and progress your career. What You’ll Be Doing Summary of Skills Building automation frameworks and tooling using Python Developing Infrastructure as Code solutions with Terraform Creating reusable templates and code generation platforms using Jinja/Jinja2 Automating Windows environments through PowerShell Managing ...

Senior Python Developer

Hiring Organisation
Spectrum IT Recruitment
Location
City of London, London, Cripplegate, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum Bonus & Benefits
Senior Python Engineer | Infrastructure Automation London, London City Hybrid, 2 days a week onsite £75k plus 8% bonus, 10% pension, private healthcare 5+ years commercial experience with Python We're recruiting for a Senior Python Engineer to join a global AI & SaaS specialist. This … plenty of opportunities to learn, develop and progress your career. What You'll Be Doing | Summary of Skills Building automation frameworks and tooling using Python Developing Infrastructure as Code solutions with Terraform Creating reusable templates and code generation platforms using Jinja/Jinja2 Automating Windows environments through PowerShell Managing ...

Senior Python Developer - Quant Models AI Automation, Vice President

Location
Greater London, England, United Kingdom
seeking a senior Python Developer within Risk Technology to join a multi-year strategic initiative: the design and delivery of AI-enabled automation across the end-to-end quantitative model lifecycle, covering all market risk and credit risk models. This is a hands-on engineering role … data engineers, and the program leadership to translate workflow automation requirements into robust, production-grade solutions. Key Responsibilities Engineering & Delivery Design, develop, and maintain Python-based services, pipelines, and tools supporting automation of the quantitative model lifecycle across market risk and credit risk model families. Build and operate automated ...

Senior Python Developer: Finance & Trading (Hybrid London)

Location
Greater London, England, United Kingdom
Modis International Ltd is seeking a Senior Python Developer in London to design, build and enhance Python applications for a major Financial Services technology environment. The role is hybrid, with 3 days per week in the London office, and initially a 12-month contract ...

Senior Front Office Python Developer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Highly experienced Python Engineer for portfolio manager – Tech Driven Fund160,000-250,000 + bonusOffice based in St James, LondonQuant Capital is urgently looking for a top-tier Python developer to join our high profile client. Our client is a well-known global systematic hedgefund. They have … surrounded by smart people deeply interested in teaching what they know, and in learning from you. Their Trading team looking to hire an expert Python developer to extend existing infrastructure to accommodate new systematic strategies trading interest rates and foreign exchange. The ideal candidate should have already built ...

Senior Python Developer – Counterparty Credit Risk

Location
Greater London, England, United Kingdom
Citibank (Switzerland) AG is looking for a Counterparty Credit Risk Senior Application Developer in London. This senior role involves developing and maintaining credit risk applications, collaborating closely with Quant and Front Office technology teams. Ideal candidates will have robust experience in Python and Python applications ...

Senior Python Developer

Location
Greater London, England, United Kingdom
Logistics Employment type: Permanent Job Description As a Senior Python Engineer, you will play a critical role in designing, developing, and optimising our innovative solutions. You’ll be responsible for driving the technical execution of projects, mentoring other developers, and ensuring our platform remains scalable, reliable, and secure. … competitive edge. Person Specification/Requirements At least 8+ years of professional software development experience with a minimum of 4 years of experience in Python as a core programming language Experience in Financial Services/Highly regulated environment is highly beneficial Proficiency in one additional programming language is preferred ...

Senior Python Quant Developer - Systematic Trading (London)

Location
Greater London, England, United Kingdom
Oxford Knight in London seeks a Senior Python Quant Developer to build components for live trading and simulations. You will contribute to systematic, computer-driven trading across equities, futures, and FX in a hybrid setup. The role requires 5+ years in Python within quantitative finance ...

Senior Python Quant Developer - Hybrid London Trading

Location
Greater London, England, United Kingdom
Oxford Knight in London is seeking a Senior Python Quant Developer to build components for live trading and simulation, supporting a high-performance trading pod across liquid assets. The role requires a Master or PhD in CS or a quantitative field, 5+ years designing complex systems … strong Python with a focus on quantitative finance. This hybrid London-based position requires existing right-to-work in the UK. #J-18808-Ljbffr ...

Senior Python Quant Developer | Hybrid London Trading

Location
Greater London, England, United Kingdom
Oxford Knight in London is seeking a Senior Python Quant Developer to build components for live trading and simulation systems. You will work within a dynamic trading pod, contributing to strategies across equities, futures, and FX, with a hybrid schedule in the city. The role emphasizes Python ...

Senior Python Quant Developer — Hybrid in London

Location
Greater London, England, United Kingdom
Oxford Knight in London is seeking a Senior Python Quant Developer to join a premier investment firm. You will be part of a trading pod building components for live trading and simulation environments, spanning equities, futures and FX. The role demands a PhD/masters … quantitative field, 5+ years in high-performance software for quantitative trading, and strong Python with NumPy/Pandas. UK right-to-work is required; visa sponsorship is not advertised. Hybrid work is offered. #J-18808-Ljbffr ...

Senior Python Quant Developer - Hybrid London, Trading

Location
Greater London, England, United Kingdom
Oxford Knight in London seeks a Senior Python Quant Developer to build core components for live trading and simulations within a trading pod. You will enhance its high-performance infrastructure for robust, efficient investment decisions. The role offers a hybrid work model in London, with a market ...

Senior Python Backend Software Developer

Location
Greater London, England, United Kingdom
Xelix. If you’re excited about building something special with us, we’d love to hear from you. About the role We're seeking Senior Python Developers to join our back-end development team. This is a varied and challenging programming role. Tasks could include writing code … Technical Task or Presentation – A role-relevant exercise to demonstrate your skills and approach. Final On-site Interview – An in-person meeting with our senior leadership team and co-founders at our office. We strive to make the process clear, efficient, and respectful of your time. We welcome ...

Senior Python Developer/ Engineer

Location
City of Westminster, England, United Kingdom
looking for a talented Python Engineer with hands-on experience building high quality, scalable server less applications. You will work closely with the Lead Engineer to design, build, and enhance the Digital Onboarding Service (DOS) used across the client API Platform. This role is ideal for someone … strong in Python, confident working with architects and APIs, and comfortable delivering features within an Agile delivery team. Responsibilities: Develop high quality, secure, and maintainable features for the client Digital Onboarding Service using Python on the backend in a serverless and containerized architecture with a NextJS/React ...

Senior Developer - Risk Technology - C# .NET, Python, Snowflake SQL (Vice President)

Hiring Organisation
Jefferies Financial Group
Location
London, UK
Employment Type
Full-time
external vendor and internally developed analytics libraries to handle curve and vol surface construction and pricing of trades. We are seeking a hands‐on Senior Developer to build and operate a high‐scalable, AWS cloud-based risk platform leveraging a Snowflake database containing trade data, reference data … candidate brings deep knowledge of distributed systems and data structures, and can optimize for performance, reliability, and cost. Primary ResponsibilitiesDesign, implement, and support scalable Python based risk engines leveraging position, reference and market data stored in Snowflake databasesOptimize the risk generation process to deliver accurate risk results ...