Python Software Engineer Jobs in the South East

1 to 25 of 41 Python Software Engineer Jobs in the South East

Python Software Engineer – Hybrid (3 days per week, London) – Up to £90K

london, south east england, united kingdom
Hybrid / WFH Options
Kioni Talent
Opportunity & Requirement Summary 📛 Role | Python Software Engineer 🔵 Company | Growing SaaS Software Provider 📏 Size | 15–20 employees 📍 Location | London (Hybrid – 3 days per week in the office) 💰 Offer | £60,000 – £90,000 + share options + benefits Detailed Overview Kioni Talent is partnering with an innovative SaaS company that’s helping businesses streamline complex workflows through their … intelligent software platform. They’re now looking for a Python Software Engineer to join their close-knit team and play a key role in building and scaling the backend that powers their core product. You’ll be joining a collaborative engineering team of experienced developers, product thinkers, and problem-solvers — all passionate about writing clean, scalable … code and continuously improving their platform. ⭐ What You'll Do Design, build, and maintain backend services using Python (Django/FastAPI) Contribute to architecture and technical design discussions Write clean, maintainable, and well-tested code Work closely with Product and Frontend teams to deliver new features Help improve scalability, performance, and reliability as the platform grows 💥 Your Impact Be More ❯
Posted:

Python Software Engineer – Hybrid (3 days per week, London) – Up to £90K

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Kioni Talent
Opportunity & Requirement Summary 📛 Role | Python Software Engineer 🔵 Company | Growing SaaS Software Provider 📏 Size | 15–20 employees 📍 Location | London (Hybrid – 3 days per week in the office) 💰 Offer | £60,000 – £90,000 + share options + benefits Detailed Overview Kioni Talent is partnering with an innovative SaaS company that’s helping businesses streamline complex workflows through their … intelligent software platform. They’re now looking for a Python Software Engineer to join their close-knit team and play a key role in building and scaling the backend that powers their core product. You’ll be joining a collaborative engineering team of experienced developers, product thinkers, and problem-solvers — all passionate about writing clean, scalable … code and continuously improving their platform. ⭐ What You'll Do Design, build, and maintain backend services using Python (Django/FastAPI) Contribute to architecture and technical design discussions Write clean, maintainable, and well-tested code Work closely with Product and Frontend teams to deliver new features Help improve scalability, performance, and reliability as the platform grows 💥 Your Impact Be More ❯
Posted:

Senior Software Engineer Python

London, South East, England, United Kingdom
Harnham - Data & Analytics Recruitment
Senior Software Engineer (Python) Hybrid London (1-3 days per week) Up to £80,000 + Benefits Are you a passionate Python engineer who thrives on building scalable, high-quality software? We're working with a multi-award-winning digital agency , recognised as one of the Sunday Times Best Places to Work , that's … looking for a Senior Software Engineer (Python) to help shape the next generation of their data-driven tools and products. Why this role? Work at the intersection of data, automation, and AI , delivering tools that drive measurable impact for global brands. Join a collaborative, innovative engineering culture where learning, experimentation, and technical excellence are at the core. … a company that has won multiple Performance Marketing Employer of the Year awards - and genuinely invests in its people. What you'll be doing: Designing, building, and maintaining scalable Python-based applications and microservices . Developing internal tools and automation to support both client delivery and internal teams. Building, testing, and deploying RESTful APIs using frameworks like FastAPI or More ❯
Employment Type: Full-Time
Salary: £70,000 - £80,000 per annum
Posted:

Senior Software Engineer (Python)

london, south east england, united kingdom
Hybrid / WFH Options
Harnham
Senior Software Engineer (Python) Hybrid London (1–3 days per week) Up to £80,000 + Benefits Are you a passionate Python engineer who thrives on building scalable, high-quality software? We’re working with a multi-award-winning digital agency , recognised as one of the Sunday Times Best Places to Work, that’s … looking for a Senior Software Engineer (Python) to help shape the next generation of their data-driven tools and products. 💡 Why this role? Work at the intersection of data, automation, and AI , delivering tools that drive measurable impact for global brands. Join a collaborative, innovative engineering culture where learning, experimentation, and technical excellence are at the core. … a company that has won multiple Performance Marketing Employer of the Year awards — and genuinely invests in its people. 👩 💻 What you’ll be doing: Designing, building, and maintaining scalable Python-based applications and microservices . Developing internal tools and automation to support both client delivery and internal teams. Building, testing, and deploying RESTful APIs using frameworks like FastAPI or More ❯
Posted:

Senior Software Engineer (Python)

slough, south east england, united kingdom
Hybrid / WFH Options
Harnham
Senior Software Engineer (Python) Hybrid London (1–3 days per week) Up to £80,000 + Benefits Are you a passionate Python engineer who thrives on building scalable, high-quality software? We’re working with a multi-award-winning digital agency , recognised as one of the Sunday Times Best Places to Work, that’s … looking for a Senior Software Engineer (Python) to help shape the next generation of their data-driven tools and products. 💡 Why this role? Work at the intersection of data, automation, and AI , delivering tools that drive measurable impact for global brands. Join a collaborative, innovative engineering culture where learning, experimentation, and technical excellence are at the core. … a company that has won multiple Performance Marketing Employer of the Year awards — and genuinely invests in its people. 👩 💻 What you’ll be doing: Designing, building, and maintaining scalable Python-based applications and microservices . Developing internal tools and automation to support both client delivery and internal teams. Building, testing, and deploying RESTful APIs using frameworks like FastAPI or More ❯
Posted:

Senior Software Engineer (Python)

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Harnham
Senior Software Engineer (Python) Hybrid London (1–3 days per week) Up to £80,000 + Benefits Are you a passionate Python engineer who thrives on building scalable, high-quality software? We’re working with a multi-award-winning digital agency , recognised as one of the Sunday Times Best Places to Work, that’s … looking for a Senior Software Engineer (Python) to help shape the next generation of their data-driven tools and products. 💡 Why this role? Work at the intersection of data, automation, and AI , delivering tools that drive measurable impact for global brands. Join a collaborative, innovative engineering culture where learning, experimentation, and technical excellence are at the core. … a company that has won multiple Performance Marketing Employer of the Year awards — and genuinely invests in its people. 👩 💻 What you’ll be doing: Designing, building, and maintaining scalable Python-based applications and microservices . Developing internal tools and automation to support both client delivery and internal teams. Building, testing, and deploying RESTful APIs using frameworks like FastAPI or More ❯
Posted:

Python Software Engineer

Maidstone, Kent, England, United Kingdom
Tank Recruitment
Python Software Engineer Location: MaidstoneSalary: £55,000 - £65,000 Python - Typescript - JavaScript - GIT - Network Security - Overview We're seeking a talented Software Engineer to join a leading engineering company based in Kent. This is an excellent opportunity for a technically minded developer who enjoys working across both software and hardware systems, contributing to … innovative solutions in the energy and engineering sectors. Key Responsibilities Design, develop, test, and maintain software applications to a high standard. Provide Python development and support for off-grid or energy-related product ranges. Identify, diagnose, and resolve software defects and performance issues. Conduct rigorous testing to ensure functionality, stability, and efficiency. Collaborate with cross-functional teams … to deliver integrated hardware/software solutions. Maintain comprehensive technical documentation throughout the development lifecycle. Requirements Degree qualified in Engineering , Software Engineering , or a related discipline. Proven experience in a software engineering or development role. Strong understanding of network security principles. Experience working through the full software development lifecycle (SDLC) . Proficient in version control using More ❯
Employment Type: Full-Time
Salary: Salary negotiable
Posted:

Software Engineer, AI, C++/Python, Oxford, COR7394

Oxford, Oxfordshire, England, United Kingdom
Hybrid / WFH Options
Corriculo Ltd
Software Engineer, AI, C Python, Oxford, COR7394 Are you a talented Software Engineer eager to explore the intersection of AI and manufacturing? This could be your opportunity to join a team helping shape next-generation tools using cutting-edge technology! The Position As a Software Engineer, you’ll work directly with a small … team to develop advanced analysis algorithms and integrate local large language models (LLMs) into real-world applications. You’ll focus on building robust software solutions using C++ or Python, contributing to Product Lifecycle Management integrations, and iterating on prompt-based AI applications. This is a hands-on role in a fast-moving environment. You’ll have the freedom … to experiment, influence the product’s direction, and take ownership of key technical deliverables. The Company Our client is a software company pioneering tools that combine AI into manufacturing applications. Working here means joining a small, highly collaborative team focused on innovation, autonomy, and delivering practical solutions. This role is hybrid, with at least two days per week onsite More ❯
Employment Type: Full-Time
Salary: £40,000 - £50,000 per annum
Posted:

Senior Software Engineer Python FastAPI Data

London, South East, England, United Kingdom
Hybrid / WFH Options
Client Server Ltd
Senior Software Engineer/Developer (Python FastAPI Data) London to £90k Are you a data centric Software Engineer with strong Python and SQL skills? You could be progressing your career in a senior, hands-on role at a fast growing, global Insurance Underwriting technology provider that focusses on developing a complex SaaS calculation platform … for rapidly growing Cybersecurity insurance markets. As a Senior Software Engineer you will design and develop data centric backend services for the core platform with a focus on Python coding and building FastAPIs within an Azure environment with Databricks. You'll participate in the design and implementation of advanced mechanisms for data ingestion, transformation, mass parallel orchestration … WFH: There's a hybrid work from home model with three days a week in the high spec London, City office with rooftop bar. About you: You have strong Python backend software engineering skills You have experience of building FastAPIs You have a good knowledge of public cloud services, they're using Azure but experience with AWS or More ❯
Employment Type: Full-Time
Salary: £75,000 - £90,000 per annum
Posted:

Senior Software Engineer Python FastAPI Data

slough, south east england, united kingdom
Hybrid / WFH Options
Client Server
Senior Software Engineer/Developer (Python FastAPI Data) London to £90k Are you a data centric Software Engineer with strong Python and SQL skills? You could be progressing your career in a senior, hands-on role at a fast growing, global Insurance Underwriting technology provider that focusses on developing a complex SaaS calculation platform … for rapidly growing Cybersecurity insurance markets. As a Senior Software Engineer you will design and develop data centric backend services for the core platform with a focus on Python coding and building FastAPIs within an Azure environment with Databricks. You'll participate in the design and implementation of advanced mechanisms for data ingestion, transformation, mass parallel orchestration … WFH: There's a hybrid work from home model with three days a week in the high spec London, City office with rooftop bar. About you: You have strong Python backend software engineering skills You have experience of building FastAPIs You have a good knowledge of public cloud services, they're using Azure but experience with AWS or More ❯
Posted:

Python Software Engineer - VC-Backed Startup - London

london, south east england, united kingdom
Hybrid / WFH Options
Oho Group Ltd
Python Software Engineer - VC-Backed Startup - London We're looking for a Python Software Engineer to join a fast-growing startup developing a standout product in a high-potential, niche market. Backed by one of the world’s most prestigious venture capital firms , the company is gaining serious traction and building a world-class … team. This is a rare opportunity to play a key role at a pivotal stage of growth, where your Python skills will have direct and visible impact . What We’re Looking For 2+ years of professional experience with Python Strong academic background (BSc or MSc from a top Russell Group university) Passion for clean, maintainable code and … from day one Join an elite team early and shape the tech culture and direction Competitive salary Flexible hybrid work opportunity - London Currently interviewing - apply now for immediate review. Python Software Engineer - VC-Backed Startup - London More ❯
Posted:

Python Software Engineer - VC-Backed Startup - London

slough, south east england, united kingdom
Hybrid / WFH Options
Oho Group Ltd
Python Software Engineer - VC-Backed Startup - London We're looking for a Python Software Engineer to join a fast-growing startup developing a standout product in a high-potential, niche market. Backed by one of the world’s most prestigious venture capital firms , the company is gaining serious traction and building a world-class … team. This is a rare opportunity to play a key role at a pivotal stage of growth, where your Python skills will have direct and visible impact . What We’re Looking For 2+ years of professional experience with Python Strong academic background (BSc or MSc from a top Russell Group university) Passion for clean, maintainable code and … from day one Join an elite team early and shape the tech culture and direction Competitive salary Flexible hybrid work opportunity - London Currently interviewing - apply now for immediate review. Python Software Engineer - VC-Backed Startup - London More ❯
Posted:

Python Software Engineer - VC-Backed Startup - London

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Oho Group Ltd
Python Software Engineer - VC-Backed Startup - London We're looking for a Python Software Engineer to join a fast-growing startup developing a standout product in a high-potential, niche market. Backed by one of the world’s most prestigious venture capital firms , the company is gaining serious traction and building a world-class … team. This is a rare opportunity to play a key role at a pivotal stage of growth, where your Python skills will have direct and visible impact . What We’re Looking For 2+ years of professional experience with Python Strong academic background (BSc or MSc from a top Russell Group university) Passion for clean, maintainable code and … from day one Join an elite team early and shape the tech culture and direction Competitive salary Flexible hybrid work opportunity - London Currently interviewing - apply now for immediate review. Python Software Engineer - VC-Backed Startup - London More ❯
Posted:

Python Software Engineer

london, south east england, united kingdom
Durlston Partners
Python Software Engineer – High-Frequency Trading We're working with a high-frequency trading (HFT) firm that is looking to expand its technology team with a Python Software Engineer. This is an opportunity to join a trading firm operating at the cutting edge of global markets, where technology and speed are paramount. They build and … systems that compete across major global exchanges. You’ll work on some of the most complex and rewarding engineering challenges in the financial technology space. The Role As a Python Software Engineer, you’ll collaborate with traders, quantitative researchers, and other developers to design, develop, and optimise trading infrastructure. You’ll be directly contributing to systems that … trading infrastructure components. Partner with cross-functional teams to improve tooling, observability, and automation. Deliver robust, production-ready solutions in a fast-paced environment. Requirements Min 2+ years of Python experience in a professional setting (HFT, trading, fintech, or other high-performance domains). Exposure to C++ or willingness to work in multi-language environments is a plus. Familiarity More ❯
Posted:

Python Software Engineer

slough, south east england, united kingdom
Durlston Partners
Python Software Engineer – High-Frequency Trading We're working with a high-frequency trading (HFT) firm that is looking to expand its technology team with a Python Software Engineer. This is an opportunity to join a trading firm operating at the cutting edge of global markets, where technology and speed are paramount. They build and … systems that compete across major global exchanges. You’ll work on some of the most complex and rewarding engineering challenges in the financial technology space. The Role As a Python Software Engineer, you’ll collaborate with traders, quantitative researchers, and other developers to design, develop, and optimise trading infrastructure. You’ll be directly contributing to systems that … trading infrastructure components. Partner with cross-functional teams to improve tooling, observability, and automation. Deliver robust, production-ready solutions in a fast-paced environment. Requirements Min 2+ years of Python experience in a professional setting (HFT, trading, fintech, or other high-performance domains). Exposure to C++ or willingness to work in multi-language environments is a plus. Familiarity More ❯
Posted:

Python Software Engineer

london (city of london), south east england, united kingdom
Durlston Partners
Python Software Engineer – High-Frequency Trading We're working with a high-frequency trading (HFT) firm that is looking to expand its technology team with a Python Software Engineer. This is an opportunity to join a trading firm operating at the cutting edge of global markets, where technology and speed are paramount. They build and … systems that compete across major global exchanges. You’ll work on some of the most complex and rewarding engineering challenges in the financial technology space. The Role As a Python Software Engineer, you’ll collaborate with traders, quantitative researchers, and other developers to design, develop, and optimise trading infrastructure. You’ll be directly contributing to systems that … trading infrastructure components. Partner with cross-functional teams to improve tooling, observability, and automation. Deliver robust, production-ready solutions in a fast-paced environment. Requirements Min 2+ years of Python experience in a professional setting (HFT, trading, fintech, or other high-performance domains). Exposure to C++ or willingness to work in multi-language environments is a plus. Familiarity More ❯
Posted:

Software Engineer Embedded Systems / Python / C++

New Milton, Hampshire, England, United Kingdom
Ernest Gordon Recruitment Limited
Software Engineer (Embedded Systems/Python/C++) £55,000 - £60,000 Negotiable + 25 Days Holiday + Healthcare Benefits + Training + Progression Rochester Are you a Software Engineer looking to step into a progressive role for a rapidly growing manufacturer which has doubled headcount in the last 18 months, where you will play … marine, off grid and specialist vehicles. You will be responsible for looking to continually improve their control systems and hardware integration. The role: Write, test, and maintain code for software applications Provide Python support of off-grid product ranges Identify and fix bugs in existing software Conduct thorough testing to ensure that the software runs smoothly … The person: Degree Qualified in with proven experience in a software engineering role Any hardware experience would be beneficial (e.g. interaction between embedded systems and connected hardware) If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV. Keywords: Software Engineer, Python, JavaScript, Typescript, C++, Network Security More ❯
Employment Type: Full-Time
Salary: £55,000 - £60,000 per annum
Posted:

Senior Infrastructure Software Engineer (Python/Go)

london, south east england, united kingdom
Iceberg
We’re looking for a seasoned software engineer who thrives on building in new domains. This role sits at the intersection of infrastructure and networking, perfect for a developer who loves tackling unfamiliar technical areas, learns fast, and brings strong engineering fundamentals. You’ll be responsible for leading design discussions, owning projects end-to-end, and mentoring junior … developers. While networking knowledge is useful, what matters most is your software development expertise and ability to apply it in infrastructure-heavy environments. What you’ll be doing: Designing and building tools and services that support networking and infrastructure teams Driving technical design conversations and guiding architectural decisions Leading by example with clean, scalable Python/Go development … the technical bar across the team Learning new areas quickly and applying your expertise to solve complex infrastructure problems What we’re looking for: 7+ years of hands-on software development experience (Python and/or Go strongly preferred) Proven track record of delivering production systems in infrastructure, Linux, or systems engineering environments Strong knowledge of Linux, ideally More ❯
Posted:

Senior Infrastructure Software Engineer (Python/Go)

slough, south east england, united kingdom
Iceberg
We’re looking for a seasoned software engineer who thrives on building in new domains. This role sits at the intersection of infrastructure and networking, perfect for a developer who loves tackling unfamiliar technical areas, learns fast, and brings strong engineering fundamentals. You’ll be responsible for leading design discussions, owning projects end-to-end, and mentoring junior … developers. While networking knowledge is useful, what matters most is your software development expertise and ability to apply it in infrastructure-heavy environments. What you’ll be doing: Designing and building tools and services that support networking and infrastructure teams Driving technical design conversations and guiding architectural decisions Leading by example with clean, scalable Python/Go development … the technical bar across the team Learning new areas quickly and applying your expertise to solve complex infrastructure problems What we’re looking for: 7+ years of hands-on software development experience (Python and/or Go strongly preferred) Proven track record of delivering production systems in infrastructure, Linux, or systems engineering environments Strong knowledge of Linux, ideally More ❯
Posted:

Senior Infrastructure Software Engineer (Python/Go)

london (city of london), south east england, united kingdom
Iceberg
We’re looking for a seasoned software engineer who thrives on building in new domains. This role sits at the intersection of infrastructure and networking, perfect for a developer who loves tackling unfamiliar technical areas, learns fast, and brings strong engineering fundamentals. You’ll be responsible for leading design discussions, owning projects end-to-end, and mentoring junior … developers. While networking knowledge is useful, what matters most is your software development expertise and ability to apply it in infrastructure-heavy environments. What you’ll be doing: Designing and building tools and services that support networking and infrastructure teams Driving technical design conversations and guiding architectural decisions Leading by example with clean, scalable Python/Go development … the technical bar across the team Learning new areas quickly and applying your expertise to solve complex infrastructure problems What we’re looking for: 7+ years of hands-on software development experience (Python and/or Go strongly preferred) Proven track record of delivering production systems in infrastructure, Linux, or systems engineering environments Strong knowledge of Linux, ideally More ❯
Posted:

Python Software Engineer – Fintech - £60,000 – London (Hybrid)

london, south east england, united kingdom
Hybrid / WFH Options
Ventula Consulting
Award winning FinTech now requires a Python Software Engineer to contribute towards the design and development of their market data solutions, ensuring their systems are engineered to a high standard. The role: Design and build our clients data solutions. Ensure system reliability and implement software engineering and company best practices. Collaborate with operations and product teams. … Automate operational tasks via the implementation of workflow management software. Key Responsibilities: Excellent Python and SQL skills. Minimum of 2 years FinTech, finance, Market data experience working as a software engineer. Linux experience Understanding of concepts in distributed systems. Excellent communicator with a strong desire to learn and solve problems. Desirable: C++, C, Java and Snowflake, Databricks This More ❯
Posted:

Python Software Engineer – Fintech - £60,000 – London (Hybrid)

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Ventula Consulting
Award winning FinTech now requires a Python Software Engineer to contribute towards the design and development of their market data solutions, ensuring their systems are engineered to a high standard. The role: Design and build our clients data solutions. Ensure system reliability and implement software engineering and company best practices. Collaborate with operations and product teams. … Automate operational tasks via the implementation of workflow management software. Key Responsibilities: Excellent Python and SQL skills. Minimum of 2 years FinTech, finance, Market data experience working as a software engineer. Linux experience Understanding of concepts in distributed systems. Excellent communicator with a strong desire to learn and solve problems. Desirable: C++, C, Java and Snowflake, Databricks This More ❯
Posted:

Python Software Engineer – Fintech - £60,000 – London (Hybrid)

slough, south east england, united kingdom
Hybrid / WFH Options
Ventula Consulting
Award winning FinTech now requires a Python Software Engineer to contribute towards the design and development of their market data solutions, ensuring their systems are engineered to a high standard. The role: Design and build our clients data solutions. Ensure system reliability and implement software engineering and company best practices. Collaborate with operations and product teams. … Automate operational tasks via the implementation of workflow management software. Key Responsibilities: Excellent Python and SQL skills. Minimum of 2 years FinTech, finance, Market data experience working as a software engineer. Linux experience Understanding of concepts in distributed systems. Excellent communicator with a strong desire to learn and solve problems. Desirable: C++, C, Java and Snowflake, Databricks This More ❯
Posted:

Software Engineer (Python/Javascript/React)

slough, south east england, united kingdom
Clearwater Analytics (CWAN)
Job Summary: The Trading and Risk Management System (TRMS) team is responsible for developing, supporting and maintaining our front and back office trading web applications using Python, the proprietary Beacon Dependency Graph and Glint, the Beacon UI framework. The successful candidate will contribute to the growth of the platform, exercising an eye for detail across all aspects of the … development lifecycle while maintaining organisation and good code hygiene. This engineer should be able to effectively communicate both with internal teams and with clients. The successful candidate will help the Glint platform continue to grow, exercising an eye for detail across all aspects of the development lifecycle while maintaining organisation and good code hygiene. This Software Engineer … teamwork and collaboration, as well as continuous learning and application of new technologies and trends. With progression in this track, the responsibilities expand to include leading teams, designing complex software systems, providing mentorship, and managing cross-functional integration. Responsibilities: Design, build, deploy, and maintain quality code that is simple, well-structured, clear, and well-tested. Effectively break down and More ❯
Posted:

Software Engineer (Python/Javascript/React)

london, south east england, united kingdom
Clearwater Analytics (CWAN)
Job Summary: The Trading and Risk Management System (TRMS) team is responsible for developing, supporting and maintaining our front and back office trading web applications using Python, the proprietary Beacon Dependency Graph and Glint, the Beacon UI framework. The successful candidate will contribute to the growth of the platform, exercising an eye for detail across all aspects of the … development lifecycle while maintaining organisation and good code hygiene. This engineer should be able to effectively communicate both with internal teams and with clients. The successful candidate will help the Glint platform continue to grow, exercising an eye for detail across all aspects of the development lifecycle while maintaining organisation and good code hygiene. This Software Engineer … teamwork and collaboration, as well as continuous learning and application of new technologies and trends. With progression in this track, the responsibilities expand to include leading teams, designing complex software systems, providing mentorship, and managing cross-functional integration. Responsibilities: Design, build, deploy, and maintain quality code that is simple, well-structured, clear, and well-tested. Effectively break down and More ❯
Posted:
Python Software Engineer
the South East
10th Percentile
£59,500
25th Percentile
£66,250
Median
£91,250
75th Percentile
£121,250