1 to 25 of 31 Senior Python Developer Jobs in England

Senior Python Developer / Consultant SaaS

Hiring Organisation
Client Server
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
Senior Python Developer/Consultant (AWS SaaS) Manchester/WFH to 80kDo you have strong backend Python and AWS skills combined with client facing experience You could be progressing your career in a senior, hands-on Python Developer/Consultant role … para-legal workloads, they have seen huge interest in the product and have a lot of greenfield development work to get stuck into.As a Senior Python Developer you will collaborate closely with clients, taking ownership of client bespoke projects end-to-end with a focus on building ...

Senior Python Developer Cyber Security

Hiring Organisation
Client Server
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
Senior Python Developer/Software Engineer Cambridge to £80k Are you a senior backend Python Developer looking to work on technology at the forefront of AI and cyber security? You could be progressing your career at one of the world's leading cyber security … technology companies, where you'll help develop next generation software that protects organisations from increasingly sophisticated AI driven cyber threats. As a Senior Python Developer within the R&D team, you'll play a key role in the development of a Greenfield platform designed to defend against ...

Senior Python Developer Cyber Security

Hiring Organisation
17918
Location
Church End, North West London, United Kingdom
Senior Python Developer/Software Engineer Cambridge to £80k Are you a senior backend Python Developer looking to work on technology at the forefront of AI and cyber security? You could be progressing your career at one of the world's leading cyber security … technology companies, where you'll help develop next generation software that protects organisations from increasingly sophisticated AI driven cyber threats. As a Senior Python Developer within the R&D team, you'll play a key role in the development of a Greenfield platform designed to defend against ...

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 Developer

Hiring Organisation
Hippo Digital
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 60 K
consultancy passionate about building and delivering transformative digital solutions for a diverse range of Public and Private sector clients. We are recruiting for a Senior Python Developerto join our Hippo Herd. We work at the intersection of strategy, design, and technology to solve complex problems and create lasting … value. Our collaborative and agile culture empowers our teams to make a genuine impact. As a Senior Python Developer, you will play an important role in making Hippo the best Consultancy out there. You will work as part of a multi-disciplinary team combining data, design, product ...

Senior Python Developer

Hiring Organisation
Hippo Digital
Location
Leeds, West Yorkshire, United Kingdom
Salary
£ 60 K
consultancy passionate about building and delivering transformative digital solutions for a diverse range of Public and Private sector clients. We are recruiting for a Senior Python Developerto join our Hippo Herd. We work at the intersection of strategy, design, and technology to solve complex problems and create lasting … value. Our collaborative and agile culture empowers our teams to make a genuine impact. As a Senior Python Developer, you will play an important role in making Hippo the best Consultancy out there. You will work as part of a multi-disciplinary team combining data, design, product ...

Senior Python Developer

Hiring Organisation
Hippo Digital
Location
Birmingham, West Midlands (County), United Kingdom
Salary
£ 60 K
consultancy passionate about building and delivering transformative digital solutions for a diverse range of Public and Private sector clients. We are recruiting for a Senior Python Developerto join our Hippo Herd. We work at the intersection of strategy, design, and technology to solve complex problems and create lasting … value. Our collaborative and agile culture empowers our teams to make a genuine impact. As a Senior Python Developer, you will play an important role in making Hippo the best Consultancy out there. You will work as part of a multi-disciplinary team combining data, design, product ...

Senior Python Developer - Python, Risk, PnL, Attribution, VaR Back-Testing, London

Hiring Organisation
Scope AT Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
Senior Python Developer - Python, Risk, PnL, Attribution, VaR Back-Testing, London A Tier 1 Investment bank are looking for a Senior Python Developer with strong Risk and PnL experience to join their Equities Risk and PnL team. Project is a rewrite … system This is a 2yr project. Analysis and basic build out has been underway since Feb 2026. Requirements Looking for a Risk/PnL Python guy - Risk is key. Not a Quant but a software engineer that has worked close to a desk Ideally worked closely with equities Front ...

Senior Python Developer

Hiring Organisation
AdRoc Group
Location
South West London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £550 per day
looking for a Senior Python Developer to join one of our public sector clients. Rate: up to £550 per day (inside IR35) Duration: 12 months 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 Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Senior Python Backend Engineer – Web Scraping Project 6-month contract | £500 per day | London | Hybrid working A specialist sports modelling and trading technology business is seeking a Senior Python Backend Engineer to join its platform team on an initial six-month contract. The role focuses … engineering team and take ownership of services with direct commercial impact. Responsibilities Building and maintaining high-performance web scraping and data collection services using Python and asyncio Reverse engineering websites, network requests and third-party platforms to identify reliable methods of accessing real-time data Developing low-latency data ...

Senior Python Developer

Hiring Organisation
Spectrum IT Recruitment
Location
City of London, London, Cripplegate, United Kingdom
Employment Type
Permanent
Salary
£70000 - £80000/annum Bonus & Benefits
Senior Python Engineer | Python, IaC, CI/CD 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 … 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 Backend Developer (Python) - Remote

Hiring Organisation
IO
Location
Bristol, Gloucestershire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 45 - 50 Hourly
Senior Backend Developer (Python) Remote Contract Remote Contract Start: September 2026 We're recruiting for an experienced Senior Backend Developer to join a high-profile international technology programme focused on building scalable, data-driven applications. This is an exciting opportunity to work on modern backend … architects, data engineers and software developers to deliver robust, production-grade solutions. What you'll be doing Design and develop scalable backend services using Python and FastAPI Build RESTful APIs and microservices Develop data pipelines supporting large-scale analytics platforms Work with Neo4j graph databases and relational databases such ...

Senior Python Developer

Hiring Organisation
NCC Group
Location
London, United Kingdom
Salary
£ 80 K
mission critical Cyber Security-related products and services, for one of the world’s leading practices. The role requires strong hands‐on expertise in Python along with a broad and deep understanding of modern coding practices, multiple programming languages, and software delivery standards spanning across a number … working alongside a wider global team to efficiently develop cloud solutions following CICD best practices. We are looking for a highly skilled and experienced Senior Python Developer to join our dynamic team. The ideal candidate will be responsible for designing, developing, and maintaining scalable and efficient software ...

Senior Python Developer in London - LinuxRecruit

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Senior Python Developer London, United Kingdom Posted 10 months ago Disrupt and innovate within the telecommunications market. You’ll come in and drive the team forward with your technical prowess with Python . When it comes to frameworks, you’re agnostic and are capable of switching … between them, recognizing the strengths of each. Tech stack Python Compensation £85K - 90K Role Type Full time Visa Sponsorship Not provided Benefits & Perks No further details provided. #J-18808-Ljbffr ...

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 - Agentic AI Systems

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
operations and technology, we are expanding our engineering team to build the next generation of our platform. We are looking for a highly capable Senior Python Developer to step in and take full ownership of our AI initiatives. You will not just be writing code; you will … simple API wrappers. You will take complete ownership of designing and deploying sophisticated agentic architectures that drive real value for the business. Core Stack Python: Expert level AI Frameworks: LangChain, CrewAI, AutoGPT-style frameworks Vector Databases: Pinecone, Milvus, Weaviate Architecture: LLM orchestration and tool-calling pipelines API Design: REST ...

Senior Python Developer

Hiring Organisation
Spectrum IT Recruitment
Location
London, United Kingdom
Salary
£ 70 K
annum + Bonus & BenefitsCity of London, LondonPermanentSenior Python Engineer | Python, IaC, CI/CDLondon, 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 ...

Senior Research Python Developer

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£1000/day Up To £1100pd Umbrella
currently working with a London-based financial-services client who are actively seeking a Senior Python Developer to work on the development of a business-critical research and analytics platform. What you'll need to succeed : Strong Python software engineering experience beyond exploratory ...

Senior Python Developer

Hiring Organisation
Jobleads-UK
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 Developer, Counterparty Credit Risk

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Citi is seeking a Counterparty Credit Risk Senior Application Developer in Greater London to develop and maintain applications for derivatives credit risk calculations. This role involves collaboration with Quant and Front Office teams and the integration of pricing models within the ACE application. The ideal candidate should have … strong background in Python, experience in software development on both Windows and Linux, and excellent analytical skills. Additional perks include 27 days of annual leave, performance-related bonuses, and private medical care. #J-18808-Ljbffr ...

Senior Quant Developer - High-Performance Python/C++

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Role : Senior Quant Developer Client : London’s most selective quantitative investment fund Compensation : Highly competitive with significant performance-based upside Location: London Overview We are partnering with one of London’s most selective and highest-performing quantitative investment funds to appoint a Senior Quant Developer … high-performance software development — with code that moves rapidly from prototype to production and directly influences trading performance. The Role As a Quant Developer, you will work at the intersection of quantitative research, data engineering, and high-performance software development. You will be responsible for ensuring code moves rapidly ...

Senior Python Backend Software Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
company. 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 … performance improvement strategies. Ensuring the quality of code by writing comprehensive tests and participating in code reviews. What you’ll bring 4+ years of Python coding professional experience Ability to learn and apply new technology quickly Ability to effectively communicate complex technical concepts to team members and stakeholders. Familiarity ...

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

Hiring Organisation
Jefferies Financial Group
Location
London, United Kingdom
Salary
£ 100 K
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 and market … ideal 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 ...

Senior Python Developer - Microservices

Hiring Organisation
Lyst
Location
London, United Kingdom
Salary
£ 80 K
Company DescriptionLyst are looking for software engineers with experience using Python to build a checkout architecture which allows you to order from multiple retailers using a simple API.Lyst is a technology platform that revolutionises the way people shop for fashion. We connect millions of consumers globally with the world … Renta.Job DescriptionThe main challenge now is to build a scalable architecture, meaning we have to tackle the challenges that come with using Python for distributed systems; Consistency, availability, service orchestration and much more. We currently run different services, all with their own CI flows, allowing us to deploy several ...

Python Counterparty Credit Risk Senior Developer, Vice President

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
testing, deployment, and maintenance of the production derivatives credit risk application, used for internal risk management and regulatory capital purposes. The Counterparty Credit Risk Senior Application Developer position is a senior role that will interface closely with Quant and Front Office technology teams to integrate pricing models … exposure to a wide range of technological frameworks, including distributed computing architecture. Developing and maintaining the Counterparty Credit Risk applications, leveraging in‐house Python and C++ model libraries. Supporting and improving CI/CD (build, testing and release management) of the credit risk application. Contributing to the codebase ...