Senior Python Developer Job Vacancies

26 to 42 of 42 Senior Python Developer Jobs

Senior Full Stack Developer JavaScript Python API

West London, London, United Kingdom
Hybrid / WFH Options
Client Server
Senior Full Stack Developer/Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 … established 10 years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Full Stack Developer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future … You'll work across the full tech stack using JavaScript and Vue.js on the front end, there's a range of other tech in the stack (TypeScript, Node.js, Java, Python and of course a bit of legacy PHP!), you'll be encouraged to explore new technologies and use the best tool for the job as well as own your More ❯
Employment Type: Permanent, Work From Home
Posted:

Senior Full Stack Developer JavaScript Python API

London, South East, England, United Kingdom
Hybrid / WFH Options
Client Server Ltd
Senior Full Stack Developer/Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 … established 10 years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Full Stack Developer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future … You'll work across the full tech stack using JavaScript and Vue.js on the front end, there's a range of other tech in the stack (TypeScript, Node.js, Java, Python and of course a bit of legacy PHP!), you'll be encouraged to explore new technologies and use the best tool for the job as well as own your More ❯
Employment Type: Full-Time
Salary: £85,000 - £100,000 per annum
Posted:

Senior Python Developer-Datasmoothie

London, United Kingdom
Marketing Management Analytics, Inc
is transforming market research. You will be at the forefront of innovation, shaping a product that allows researchers to analyze complex survey data instantly using natural language. As a senior Python developer, you will lead architecture and backend development, taking ownership of key features from concept to deployment. You will design and implement new AI-powered analysis … shape the technical roadmap, own performance and caching optimizations, and elevate the team by guiding and supporting junior developers through mentorship and code reviews. About you: Essential skills: Professional Python experience, including deep knowledge of FastAPI and async workflows. Proven ability to take ownership of features, lead development, and support junior engineers. A genuine love for writing code, demonstrated More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Python Developer - AI Analytics SaaS. 4 Day Week. £70-90K

Manchester, United Kingdom
Recruitment Revolution
Ready to build smarter, faster, AI-driven solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? We are seeking a Senior Backend Python Developer to support the development of our AI-driven marketing platform, with a strong focus on performance, scalability, and data pipeline architecture click apply for More ❯
Employment Type: Permanent
Salary: GBP 90,000 Annual
Posted:

Senior Python Developer - AI Analytics SaaS. 4 Day Week. £70-90K

Sheffield, Yorkshire, United Kingdom
Recruitment Revolution
Ready to build smarter, faster, AI-driven solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? We are seeking a Senior Backend Python Developer to support the development of our AI-driven marketing platform, with a strong focus on performance, scalability, and data pipeline architecture click apply for More ❯
Employment Type: Permanent
Salary: GBP 90,000 Annual
Posted:

Senior Python Developer - AI Analytics SaaS. 4 Day Week. £70-90K

York, Yorkshire, United Kingdom
Recruitment Revolution
Ready to build smarter, faster, AI-driven solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? We are seeking a Senior Backend Python Developer to support the development of our AI-driven marketing platform, with a strong focus on performance, scalability, and data pipeline architecture click apply for More ❯
Employment Type: Permanent
Salary: GBP 90,000 Annual
Posted:

Senior Python Developer

London, United Kingdom
Hybrid / WFH Options
Hays
I am currently working with a London-based Tier 1 investment bank who are actively seeking a Python Developer on a long-term contract basis. What you'll need to succeed Strong Python programming experience within Financial Services - Mandatory Good understanding of quantitative finance Good experience developing and optimising Python-based calculators and models. Strong experience More ❯
Employment Type: Contract, Work From Home
Rate: £600.0 - £700.0 per day + Up to £700pd Umbrella
Posted:

Senior Python Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Hays Specialist Recruitment Limited
I am currently working with a London-based Tier 1 investment bank who are actively seeking a Python Developer on a long-term contract basis. What you'll need to succeed Strong Python programming experience within Financial Services - Mandatory Good understanding of quantitative finance Good experience developing and optimising Python-based calculators and models. Strong experience More ❯
Employment Type: Contractor
Rate: £600 - £700 per day
Posted:

Sr. Python Developer (SWE3) with Security Clearance

Maryland, United States
Que Technology Group
Que Technology Group, Inc., is seeking a motivated Senior Python Developer (SWE3) with the right knowledge, skills, and abilities to support a new cybersecurity initiative. You will work closely with a small team and mission stakeholders to capture requirements, create parsers for network protocols, develop fingerprints and signatures to identify suspicious and anomalous network activity, and deploy … and detecting/alerting based on network changes. Required Qualifications: Bachelor's degree in Computer Science with at least eight (8) years of relevant experience or equivalent. Proficiency with Python, C++, and Spark. Experience with Jupyter Notebooks, JIRA, Confluence, and Git/Gitlab. Understanding of ASDF and TCLD. Knowledge of XKEYSCORE/ABYSS fingerprints. Preferred Qualifications: Knowledge of customer More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Backend Python Developer - healthcare tech, London

London, South East, England, United Kingdom
Richard Wheeler Associates
We’re seeking a topflight Senior Backend Developer with a strong software engineering background including 5+ years majoring in writing Backend applications using Python and Django (Rest Framework). The Senior Backend Developer will be joining a top-flight team of 45 at a world-class healthcare scaleup to help scale a native mobile app … respond to analytics to ensure our products are robust and meet users’ needs Take technical ownership of areas of product Requirements: 5+ years of experience writing Backend applications using Python and Django (Rest Framework)or related frameworks, e.g. Flask, FastAPI or similar Good understanding of ORM (either Django or SQLAlchemy) Good understanding of Python Unit Testing frameworks and More ❯
Employment Type: Full-Time
Salary: £69,000 - £85,000 per annum
Posted:

Senior Python Developer

City of London, London, United Kingdom
Hybrid / WFH Options
Ashdown Group
A well-established business is looking for an accomplished Software Engineer with expert Python skills to join its organisation. Please note, this role is Outside IR35. The company embraces hybrid and flexible working so you will be able to work fully remotely, with occasional visits (perhaps once per month) to the office in London. Web, software, and AI-enabled … technology are fundamental to the success of the business so you must have proven experience of developing great software in Python and an interest in adopting cutting-edge technology. In order to be suitable for this Lead Software Engineer role you must be an accomplished developer with a passion for technology and desire to mentor a team. You … will hold proven experience delivering SaaS projects in Python and will be keenly interested in AI and ML. Experience with AWS and data engineering would be advantageous to your application. In this role of significant responsibility, you will be both a Lead Developer and guide 2 in-house developers and an offshore team. You will act as a More ❯
Employment Type: Contract
Rate: £500 per day
Posted:

Senior Python Developer

Islington, London, United Kingdom
Hybrid / WFH Options
Ashdown Group
Overview A well-established business is looking for an accomplished Software Engineer with expert Python skills to join its organisation. This is an Outside IR35 role with hybrid and flexible working; you can work fully remotely with occasional visits to the London office (perhaps once per month). Responsibilities Lead Developer responsible for guiding 2 in-house developers … and an offshore team. Act as the technical authority on software written in Python and lead architectural discussions. Write code, ensure technical quality, and deliver complex software projects. Partner with key stakeholders to drive forward technological innovation and business growth. Qualifications and Skills Proven experience developing great software in Python with a passion for technology and an interest More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Python Developer with AI

United Kingdom
Luxoft
models in the application landscape - Develop new functionalities in R&D applications - Conduct code reviews - Implement best process practices Skills Must have 8+ years of experience Advanced knowledge of Python Knowledge of AI frameworks Advanced knowledge in at least one LLM Data Science expertise Nice to have Knowledge of multiple LLMs and their adoption in commercial projects More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Hedge Fund - Senior C++ Quant Developer - Equities - Linux - Python - Data/Algos/Low latency

London, United Kingdom
Scope AT Limited
Hedge Fund - Senior C++ Quant Developer - Equities - Linux - Python - Data/Algos/Low latency Hedge Fund background essential C++ (Version 11 upwards), Linux, Python (nice to have). Trading systems experience - ideally experience working in the equities space. Ideally the technical has experience with algo implementation. Quantitative Developer - Equities Technology We are in search … of a Quantitative Developer to join our team who is passionate about designing, architecting, and implementing low latency C++ systems that are not only robust, resilient, and accurate, but also exceptionally fast. Our team works directly with the firm's central trading teams. By constructing and maintaining this high-performance infrastructure used by these teams, this developer will … with trading teams to gather requirements and develop solutions in a fast-paced environment Qualifications 5+ years of professional experience in a Front Office, financial services environment as a senior contributor 10+ years cumulative, professional experience Strong background in data structures, algorithms, and object-oriented programming in C++ Permanent role - Central London based - 5 days a week in the More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior/Lead Full Stack Developer (React / Python) AI Start up!

City of London, London, United Kingdom
Hybrid / WFH Options
Robert Half
Senior/Lead Hands on Full Stack Developer - React/Python London | Hybrid (3days in the office and 2 days from home) £110,000+ Equity | Full-Time | Start-up We're a high-growth start-up building a leading healthcare! Looking for a Full Stack developer who loves working across the stack - React on the front … end, Python on the back end. You'll: Build responsive UIs in React Develop APIs & services in Python (either Django/Flask/FastAPI) Own features end-to-end Help shape our tech stack You have: Strong React & Python skills API & database experience A proactive, problem-solving mindset Ideally start-up or scale-up experience Why us More ❯
Employment Type: Permanent, Work From Home
Posted:

Python AI/ML Protype Developer - Senior - CLEARANCE and POLYGRAP with Security Clearance

Fort Meade, South Dakota, United States
Constellation Technologies Inc
Python (i.e. SciKit-learn, TensorFlow, PyTorch), R, GIT and experience with Jupyter Notebooks. Due to federal contract requirements, United States citizenship and an active TS/SCI security clearance and polygraph are required for the position. Required: Must be a US Citizen. Must have TS/SCI clearance w/active polygraph. At least eight (08) years of direct … holistic view. Creatively write and evolve prototype techniques leveraging diverse architecture and methods. Provide database administration, dataflow engineering, data wrangling, and model development. Proficiency with, but not limited to, Python (i.e. SciKit-learn, TensorFlow, PyTorch), R, GIT and experience with Jupyter Notebooks. Ability to provide database administration for relational databases and TensorFlow. These Qualifications Would be Nice to Have More ❯
Employment Type: Permanent
Salary: USD 212,000 Annual
Posted:

Python Developers x 2 - Junior & Senior - Medical / Research product to Save Children's Lives

York, Yorkshire, United Kingdom
Interface Recruitment UK
the-art technologies vendor is looking for two new key members to form part of an experienced and motivated team. We are looking to recruit an experienced Linux-based Python Developer to work alongside the team creating software and systems for the medical and research markets. Your Responsibilities Work with the Senior Software Architect to plan, specify … a strong lead in prototyping software for new projects and products, proactively promoting new technologies. Attend/run daily stand-ups. Skills, Knowledge and Experience Essential: Extensive knowledge of Python and Linux. Knowledge of Linux networking and related core technologies (SSH, PXE, TCP/IP, etc). Excellent written and oral communication skills along with strong organizational, analytical, and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:
Senior Python Developer
25th Percentile
£64,000
Median
£77,500
75th Percentile
£87,500
90th Percentile
£90,000