1 to 25 of 38 Permanent Senior Python Developer Jobs in London

Senior Python Developer - up to 90,000 + Bonus - Hybrid

Hiring Organisation
Involved Solutions
Location
London, United Kingdom
Salary
£ 80 K
Reference: BBBH3876_1787844953Senior Python DeveloperSalary: Up to 90,000 + Bonus + BenefitsLocation: Central LondonWorking Pattern: HybridJob Type: PermanentAn exciting opportunity has arisen for an experienced Senior Python Developer to join a large scale technology environment, developing automation solutions, backend services and tooling supporting complex telecoms … network operations.This Senior Python Developer is a hands on engineering position with a strong focus on Python, REST APIs, automation and backend development. You will work across applications supporting testing, monitoring and operational efficiency within 5G and enterprise platforms, with exposure to Linux, Docker, CI/ ...

Senior Python Developer AWS - Front Office

Hiring Organisation
Client Server
Location
London, United Kingdom
Salary
£ 120 K
Senior Python Developer/Engineer (Python AWS) London/WFH to 130kAre you a Python technologist with experience of Front Office trading environments You could be progressing your career on the Asset Management side of a global Japanese bank as they expand this product offering … within the UK.As a Senior Python Developer, you'll design, develop and enhance high performance trading systems and cloud infrastructure that support critical front, middle and back office operations. Collaborating with stakeholders across the business, you'll translate complex requirements into scalable, resilient technology that drives efficiency ...

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

Location
Greater London, England, United Kingdom
Senior Python Quant Developer, London - Systematic Trading - No Visa Sponsorship Advertised Company Company Oxford Knight Location Location London, UK Type Type full_time Sponsorship Sponsorship Check with employer UK-based applicants — this role does not advertise visa sponsorship. Right-to-work in the UK is preferred. Foreigners … still enquire with the employer. Oxford Knight is seeking a Senior Python Quant Developer for a full-time position in London, focusing on systematic trading strategies. This role is ideal for experienced quantitative developers already based in the UK with existing right-to-work, as visa sponsorship ...

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 Developer

Hiring Organisation
AdRoc Group
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 95,000 Annual
looking for a Senior Python Developer to join one of our public sector clients. Salary: up to (£95k per annum total package) Location: UK, remote working Public sector experience will be highly beneficial For full details regarding this Senior Python Developer role, please apply … here and we'll be in touch engineer developer consultant SME JBG81_UKTJ click apply for full job details ...

Senior Python Developer

Hiring Organisation
AdRoc Group
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
looking for a Senior Python Developer to join one of our public sector clients. Salary: up to (£95k per annum total package) Location: UK, remote working Public sector experience will be highly beneficial For full details regarding this Senior Python Developer role, please apply … here and we'll be in touch #Python engineer #Python developer #Python consultant #Python ...

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. 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

Hiring Organisation
Spectrum IT Recruitment Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
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- London- Up to £100K

Hiring Organisation
Akkodis
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £100000/annum
Senior Python Developer London | Hybrid (3 days per week) | Up to £100,000 + Benefits Banking is changing. The software behind it needs to change too. New regulation. Increasing use of AI. Greater scrutiny around security and governance. That's why one of the world's largest … investment banks has invested in growing several engineering teams, and we're looking for experienced Python Developers to help build the next generation of internal platforms. This isn't about maintaining legacy systems. You'll be joining projects focused on modernising how critical banking technology is built, tested ...

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 Python Developer - Quant Models AI Automation, Vice President

Hiring Organisation
Citigroup
Location
London, United Kingdom
Salary
£ 80 K
99436955280Posted: 2026-09-09Location: London, England, United KingdomCategory: Technology, Applications Development, ProfessionalCompany: CitiWe are 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 … analysts, model validators, data engineers, and the program leadership to translate workflow automation requirements into robust, production-grade solutions.Key ResponsibilitiesEngineering & DeliveryDesign, 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 testing ...

Senior Front Office Python Developer

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
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 incredible … 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

Hiring Organisation
Spectrum IT Recruitment
Location
London, United Kingdom
Salary
£ 80 K
annum + Bonus & BenefitsCity of London, LondonPermanentSenior Python Engineer | Infrastructure Automation London, London CityHybrid, 2 days a week onsite75k plus 8% bonus, 10% pension, private healthcare5+ years commercial experience with PythonWe're recruiting for a Senior Python Engineer to join a global AI & SaaS specialist.This ...

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 - Hybrid (London)

Location
Greater London, England, United Kingdom
Oxford Knight in London seeks a Senior Python Quant Developer for a full‐time role focused on systematic trading. You will build live trading components and sophisticated simulators across equities, futures and FX in a fast-paced, premier investment setting. The ideal candidate has a Masters … quantitative field, 5+ years of Python-based experience in quantitative finance, and deep knowledge of data structures, algorithms and HPC concepts. #J-18808-Ljbffr ...

Senior Python Developer

Hiring Organisation
King Games
Location
London, United Kingdom
Salary
£ 80 K
data platforms, forecasting systems, and internal tools that help our teams make better decisions, move faster, and deliver exceptional experiences.We are looking for a Developer (Python) to help design, build, and operate backend services, internal applications, and data-driven platforms that support critical business and product decisions across … problems and building reliable systems that operate at scale. You are curious, pragmatic, and motivated by creating high-quality solutions that deliver measurable impact.Strong Python development experience in production environmentsExperience building backend services and APIsUnderstanding of modern web application development and the ability to contribute across the stack when ...

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 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/Pandas Developer for FX Data Pipelines

Location
Greater London, England, United Kingdom
Consortia Group seeks a Senior Python/Pandas Developer Contractor to build and optimise FX data solutions for a Tier 1 investment bank. You will develop Python/Pandas pipelines, collaborate with front-office stakeholders, and deliver data-driven solutions powering trading desks and strategic initiatives. ...

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 ...