Software Developer Python Javascript Jobs in UK

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Quantitative Developer (C#/Python)

We are looking for a talented senior full stack developer with experience in building risk systems and databases. In this role, you will be responsible for the development, maintenance, and support of critical risk systems that calculate P&L, Value-at-Risk, Scenarios and Risk exposures across our portfolio ...

Python Developer Fixed Income

Fixed Income Python Developer – Vertus Partners We are currently recruiting for an experienced Python developer to join the Fixed Income front office trading team at a leading investment bank. The work will focus on the Pricing & Risk areas of Fixed Income and will involve building out a ...

Software Developer

Overview Inspirec has partnered with a dynamic and innovative leader in the technology industry, who are seeking a highly motivated Software Developer to join their team on a contract basis. Responsibilities Develop, test, and maintain front-end applications using TypeScript a ...

Software Developer

We are looking for a Software Developer to join our team to train AI models. You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve the quality of each model. To apply to this role, you will need to be proficient in either Python and/or JavaScript. Yo ...

Software Developer

Overview We’re working with a hi-tech simulation/ data-analytics company which services the defence and security market. They are looking to expand their in-house software engineering capability with the addition of a Full Stack Software Developer. This mid-level role suits developers with ...

Software Developer

Responsibilities Develop, test, and implement software solutions to meet company needs, ensuring functionality, efficiency, and scalability. Collaborate with project managers and other team members to determine the feasibility of proposed projects and system requirements ...

Software Developer

We are hiring Frontend Developer to design, build, and support user-facing applications integrated with Oracle Intelligent Advisor (OIA/OPA) . The role focuses on developing intuitive, responsive interfaces that consume OIA/OPA decision services and support enterprise policy automation. ...

Software Developer

About Passionfruit Passionfruit is on a mission to reshape how marketing teams work - empowering them to move faster, work smarter, and grow revenue with cutting‑edge AI tools. We’re a hybrid, global team building products that help marketers unlock insights, reduce busy work, and enable ...

Software Developer

Qualifications and Requirements 8+ years of experience of designing and developing back-end NodeJS applications Experience working with MySQL and NoSQL databases Excellent understanding of OOP (Object orientated programming) Experience using AWS services such a ...

Software Developer

Valcon is a north-western European consulting, technology and data company based in the UK, the Netherlands, Denmark, Sweden, and even Croatia. Valcon is private equity backed and in recent years has bought together some of the most exiting companies from these companies to form one of the brightest an ...

Software Developer

About Energy Systems We help customers navigate the complex transition to a decarbonized and more sustainable energy future. We do this by assuring that energy systems work safely and effectively, using solutions that are increasingly digital. We also help industries and governments to navigate t ...

Software Developer

**Job Description:** **About ITW:** ITW Construction – Offsite Europe is a division of ITW within in the Construction Products segment, a segment which generates $1.9 billion in global revenue. The Offsite Europe business’ annual revenue is $40 million, with 80+ colleagues across the UK & Irela ...

Software Developer

**Description** **SOFTWARE DEVELOPER** **LOCATION:** Whiteley **CLEARANCE REQUIRED:** This role will require attainment and maintenance of SC clearance Leidos heritage companies pioneered the development of air traffic control systems in the United States more than 50 years ...

Software Developer

**Date Posted:** 2026-02-20**Country:** United Kingdom**Location:** Warminster, Wiltshire**Position Role Type:** Unspecified **Software Developer** **Warminster based, hybrid working** Be at the forefront of transforming British Army trai ...

ERP & Manufacturing Systems Developer (Python/JS)

A technology company specializing in subsea sensors is seeking a Business Systems Software Developer in Ulverston. This role involves developing custom functionality and implementing software systems on the Odoo platform. Candidates should have strong skills in Python and JavaScript, an understanding of relation ...

Software Developer

Software Developer Bexhill or Leicester - hybrid one day per week on site Welcome to Hastings Direct - From our Group HR Director, Pam Angel We're a digital insurance provider with ambitious plans to become The Best and Biggest in the UK market. We've made huge investments in our ...

Software Developer

Overview We’re supporting universities and colleges across the UK as they modernise their digital environments, and we’re looking for Software Developers to join and be part of that journey. If your background is in web development, application support, systems integration, or broader software en ...

Software Developer

Ampa are looking to add a Software (Bespoke) Developer to our Applications & Development division on an initial 6-month contract basis (with a view to extending if needed). This role is to support the delivery and implementation of a new Azure-hosted technical solution that ...

Software Developer

PHP Developer - Our client is a forward-thinking technology company, employing 30 staff in their impressive offices. The business specialises in empowering organisations to achieve their highest potential through strategic collaboration, process optimisation, and performance analytics. Due to year o ...

Software Developer

Software Developer Location: Hampshire Salary: Up to £70,000 We are seeking an experienced Software Developer to join a growing Fintech team. This role focuses on building new features and applications in Golang, while maintaining and modernising an existing PHP codebase for seaml ...

Software Developer

Curve Dental is looking for a skilled and driven individual to join our team! Curve provides Dental Practices with award winning software and high-level customer support. Our software allows dentists to manage their full business including patient scheduling, billing, imaging and record keeping. Bey ...

Software Developer

Overview The role: Software Developer. Salary: £50,000 - £55,000 per annum. Location: Ludlow (2 days on site initially). VIQU IT are currently working with a well-established SaaS organisation undergoing an exciting period of modernisation and transformation. As part of this growth, they ...

Software Developer

Surrey - Hybrid (3 Days in Office, Every Two Weeks) A great opportunity to join a growing consultancy where you will build full stack software used across aviation, defence and public sector environments. You will work on varied, meaningful projects while enjoying autonomy, flexibility and strong ...

Software Developer

About the Software Engineer Role A global, market-leading intralogistics company is seeking an experienced Software Engineer to join their growing team. This role offers an excellent benefits package, including: Remote working 25+ days annual leave plus bank holidays ...

Software Developer

Software Developer Wimborne £45,000 DOE Are you a detail-oriented developer with a passion for creating robust software solutions? Join a forward-thinking business where your expertise in Python and GUI design will make a real impact. This is an opportunity to work on innovative projects that sha ...

Automation & Dashboards Software Developer

A leading international Telco is seeking a Software Solutions Developer in Newbury. You will build and enhance service automation and digital capabilities while supporting the Technology Operations strategy. The ideal candidate will possess strong web development skills in languages like PHP, Python, and JavaScr ...

Python Engineer — Cloud, Docker & REST APIs

A digital services firm in the UK is seeking an Intermediate Python Developer to join their innovative team. This role involves producing high-quality software as part of multi-disciplinary teams for both public and private sector clients. Ideal candidates will have strong Python skills and full-stack developmen ...

Senior Python Developer Satellite

Our client is a leading technology company developing groundbreaking laser communications systems and software-defined networking platforms for the aerospace industry. With technology acquired from Google, they’re at the forefront of innovation in satellite and airborne mesh networks</ ...

Python Developer – Data Analytics

Required skills Python, Pandas, Numpy, Scipy, Cython, Sympy, Scikit-learn, Matplotlib, Jupiter, Statistics, Probability, Data Science, Machine Learning, NLP You will be at the forefront of a data-driven initiative to optimise decision making across multiple asset classes and tradin ...

Python Developer Insurance Analytics

Python Developer - Insurance Analytics Location - London with hybrid working as per departmental requirements (currently a MINIMUM of 40% (2 days per week).LCP is an award-winning actuarial and analytics consultancy providing market-leading capabilities and advice across ...

Fullstack Python/React developer

Job Description My client is urgently looking for someone who is already comfortable with agile web development in a commercial setting. The client's domain of entertainment production is a rich, complex one and they want to focus on initiating you into the world of runners, grips and ...

Python Quant Developer | Crypto

Our client is a leading tech-driven quant and systematic hedge fund trading with offices across the globe. They leverage deep knowledge in data, research, technology and trading to deliver high-quality returns. This opportunity offers a dynamic and fast-paced environment with excellent scope for career growth ...

Python Developer Equity Volatility.

Python Developer - Equity VolatilityThe successful candidate will join a London-based team that designs, develops, and supports cutting-edge applications that support equity derivatives trading as well as equities and risk management. The candidate will work hands-on with other developers, QA and production s ...

Senior Risk Python Developer

You will be working on a Risk-based project as a Senior Python Developer for one of my London-based Financial Services Clients.You will need:Extensive hands-on development experience with Python within Financial ServicesStrong background working with Pandas & NumPyGood expe ...

Python Developer DV Cleared

Can you think strategically and connect the dots across projects to shape the bigger picture?Do you thrive in fast-paced, agile environments, enjoy exploring smarter ways of working, and love to collaborate across diverse teams?Are you passionate about continuous learning and building impactf ...

Core Python Developer (London)

About G20 Group The G-20 Group is a pioneer in Quantitative Trading systems in cross-asset markets. Headquartered in Switzerland, we operate at the intersection of Quantitative Research, Software Engineering and Trading. The team combines a startup mindset with extensive ex ...

Python Developer Tools Engineer

Salary: £200k base + bonusSummary:Exciting opportunity to work at a tech-centric prop trading fund which trades a wide range of financial products, with offices across the globe. Work is organized into small, project-oriented teams, each with the independence and responsibi ...

Lead Python Developer Satellite

Our client is a leading technology company developing groundbreaking laser communications systems and software-defined networking platforms for the aerospace industry. With technology acquired from Google, they’re at the forefront of innovation in satellite and airborne mesh networks</ ...

PySpark / SQL Developer Python

Pyspark/SQL Developer – Automation/SQL/PySpark – sought by leading investment bank based in London – Hybrid – Contract *inside IR35 – umbrella* Key Responsibilities: Develop, maintain, and optimize PySpark data processing pipelines. Automate data ...

Python Developer RAD – Commodities

Salary: up to £150k + £60k bonus (3-8 years of experience)ClientOne of the world’s most prestigious hedge funds is looking for a Python developer to join their growing Commodities Rapid Application Development (RAD) team.This is a specialist team of engineers, qu ...

Python Developer SQL TDD

Python Developer Software Engineer (Python SQL Automation) London / WFH to £70kAre you a technologist Python Developer looking to work on complex and interesting systems whilst continually learning and progressing your career in a diverse, supportive environment of innovation that empowers indiv ...

Python Full Stack Developer

Job Title: Python Full Stack Developer Location: London, UK (Hybrid) Job Type: Permanent Job Description: <strong style=color: i ...

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    Software Developer Python Javascript Jobs in United Kingdom Job Search Guide, Trends and Insights