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Backend software engineer building and maintaining a Therapeutic Molecule Registration platform: designing RESTful APIs, microservices, and cloud-native (AWS) systems for molecular data, using Python plus Java/Kotlin and Postgres, while collaborating closely with drug discovery and machine learning scientists.
A senior engineer builds and maintains Roche's Therapeutic Molecule Registration platform — a cloud-native system consolidating molecule registration into one platform for AI-driven drug discovery. Day-to-day is Python-centric development (with Java/Kotlin), designing REST APIs and microservices on Postgres and AWS to serve molecular data to research and ML teams at massive scale.
A junior C++ developer joins Options' Market Data division in Cambridge to build and maintain low latency trading platforms across the full development lifecycle. Core stack: C++ with STL/Boost, Linux/Unix, BASH/Perl/Python scripting, and Agile practices with TDD and CI/CD.
Develop and optimise low-latency electronic trading systems — matching engines, FIX gateways and real-time market-data pipelines — using C++ (with some Java) on Linux, working hybrid from London alongside trading, product and infrastructure teams.
This is a self-paced, accredited online training programme (HTML, CSS, JavaScript, Python, AWS certification) for people with no prior experience, followed by help securing an entry-level software development placement in the UK paying £25k–£40k. Trainees study via video tutorials with tutor/mentor support over a few weeks to a few months.
Trainee software development programme: accredited online training in HTML, CSS, JavaScript, Python and cloud certifications (with tutor support, no prior experience needed), followed by help securing an entry-level software development placement in the UK paying £25K–£40K.
Junior Java developer at LMAX, a high-performance, ultra-low-latency financial exchange in London. Day to day involves pair programming on a distributed, event-driven core Java stack (MySQL, Kafka), with some Vue.js frontend, Python data analytics, and Kubernetes/Nomad deployment in a strong continuous-delivery culture.
Junior Java developer at LMAX, an ultra-low-latency financial exchange built in core Java. Day to day involves pair programming and working across the stack: distributed, event-driven Java backends with MySQL and Kafka, Vue.js frontends, and Kubernetes/Nomad deployment, within a strong CI/continuous-delivery culture.
Junior developer joining Marlin Selection's Digital Experience, Automation & Transformation team to build internal tools, automations and integrations on the Microsoft stack. Hands-on, broad role across front-end, back-end and data, taking solutions from conception to deployment using Python, Azure and AI.
Senior Python Engineer at a hedge fund's commodities trading business in London, building research infrastructure, real-time event-driven trading platforms, and distributed data systems. Core stack includes Python with Docker, Kubernetes, Kafka, MongoDB, and quantitative libraries like NumPy and PyTorch.
Full stack web developer role (posted as 'Python Developer') in Reading, UK: building and maintaining websites end to end for a seamless user experience, using HTML, CSS, JavaScript, PHP, WordPress, Java and jQuery. Needs 1+ year of similar experience; salary £26,000–£50,000.
First developer hire on a systematic hedge fund's options and volatility desk in Central London, building Python infrastructure and tooling that quant researchers and traders use for investment decisions. Core stack is Python with cloud-native exposure to AWS and Kubernetes; role is onsite 5 days per week.
A data science/machine learning role in London: the person designs, trains, and deploys ML models into production, performs EDA and feature engineering, and runs experimentation using Python (Pandas, NumPy, SciPy, scikit-learn, TensorFlow/PyTorch), SQL, and big data/cloud tools like Spark, Hadoop, and AWS/Azure/GCP.
Python engineer at an algorithmic trading firm specialising in digital assets, building core systems used across trading, quantitative research and operations. Requires 2+ years of Python and Linux experience, with C++ and an interest in finance or crypto seen as a plus.
Full Stack Developer who designs, builds, and maintains scalable web applications using Python backends (FastAPI, Flask, or Django) and React.js frontends. Day-to-day work centers on REST APIs and microservices, Docker/Kubernetes deployments, code reviews, and Agile/Scrum collaboration.
Builds and ships features for Man Group's Data Platform Engineering high-throughput market-data streaming platform, solving distributed-systems problems at scale and working with quant researchers and traders. Core stack is Java or Python on Linux with Git, plus databases like Iceberg, PostgreSQL, or MongoDB, along with incident response and mentoring.
A Python developer with strong data engineering experience builds and maintains Python applications and scalable ETL/ELT pipelines, working with large datasets using SQL, PySpark/Spark and Pandas in secure, compliance-driven environments. Active UK Security Clearance (SC/DV) is mandatory.
A Python developer with strong data engineering experience joins a consultancy engineering team building secure, data-intensive systems — designing scalable ETL/ELT pipelines, data processing workflows and well-tested Python services for public and private sector clients. Core stack: Python, SQL, Spark/PySpark, Git and CI/CD; active UK security clearance is mandatory.
Front-end software developer building some of the world's highest-performing and most complex React-based platforms — highly responsive, scalable UIs alongside top-tier engineers. Hybrid role in London paying up to £200,000 plus bonus and package.
Build and scale high-performance front-end platforms as a senior React engineer at Hunter Bond in London, delivering highly responsive UIs alongside a top-tier team covering frontend, backend, and infrastructure. Hybrid role in London paying up to £200,000 plus bonus.
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