Signify Technology is seeking an experienced Python Developer with expertise in Django and SQL/PostgreSQL for a hybrid role in London. The successful candidate will develop and maintain web applications and backend systems specifically in the FinTech...Read More>>.

A leading technology startup is seeking a Back-End Engineer in London to build and maintain backend services using FastAPI and Python. This role requires strong skills in developing web applications, alongside a passion for engineering and functional...Read More>>.

DNS Info Ltd is looking for a skilled Python + React + SQL + Databricks developer to combine backend data engineering with frontend application development. This role involves building APIs, developing ETL pipelines, and creating responsive UIs. Cand...Read More>>.

Talan Group is seeking a candidate for a position focusing on Front Office Trading production projects within the ETF market in London. The role involves developing and implementing trading tools, enhancing existing production support tools, and requ...Read More>>.

A leading Insurtech company in London is seeking a motivated Senior Backend Engineer to build and scale their insurance platform. The role focuses on developing Python microservices using FastAPI and collaborating in a high-performing team. The ideal...Read More>>.

A leading energy tech company in London seeks a Software Engineer/Data Engineer to build data presentation layers and stable APIs for complex energy market data. Responsibilities include full lifecycle ownership of projects, designing infrastructure,...Read More>>.

Senior Product Engineer (Python/React) - Tech for goodSalary: Up to £85kLocation: 1-2 days p/week in London (some flexibility)Senior Product Engineer (Python/React) - would you like the opportunity to work for a tech for good...Read More>>.

Hunter Bond is looking for a Distributed Compute Engineer to design and develop systems central to a next-generation compute platform in London. The role involves addressing challenges in resource allocation, fault tolerance, and performance optim...Read More>>.

Hamilton Barnes Associates Limited is seeking a Python Developer with strong Java experience for a 12-month hybrid contract in London. The role involves designing, developing, and maintaining backend applications within a financial services contex...Read More>>.

ExTrac AI, a decision intelligence company, seeks a Software Engineer to join the AI team. You will build Co-Analyst and analytical AI features, own end‑to‑end components, and contribute to production pipelines across Python and Go.You...Read More>>.

Reply is seeking a Graduate AI Test Automation Engineer in the United Kingdom to design and implement a Python-based testing framework for generative AI agents. You will develop tools for test data generation, automate evaluation processes, and co...Read More>>.

Incite-Insight.co.uk is seeking an experienced Site Reliability/Platform Engineer to automate and modernise its infrastructure for large-scale environments.You'll build Python-based automation around incident management, runbooks, and routi...Read More>>.

J.P. Morgan in the United Kingdom (Glasgow area) seeks a senior cloud engineering leader to shape secure, scalable cloud platforms powering data-driven decision making. You will collaborate with top talent to deliver modern cloud solutions and dri...Read More>>.

PhysicsX is seeking passionate software engineers to join a cutting-edge platform used by Data Scientists, Machine Learning Engineers and Simulation Engineers to create, train, and deploy physics-informed models. You will own tasks from implementa...Read More>>.

Next Gate Tech is seeking a Senior Software Engineer in the UK to design and scale systems that power applications and data infrastructure. Ideal candidates will have over 6 years of experience with strong proficiency in Python and full-stack deve...Read More>>.

Joseph Harry Ltd in London is seeking a Lead AI Labs Software Engineer to steer the company's UK AI labs, delivering end-to-end Agentic AI solutions using Python and cloud platforms.You will lead a small team, collaborate with stakeholders...Read More>>.

Randstad Technologies Recruitment in London is seeking a Senior Platform & Automation Engineer with a developer background and DV clearance. You will own and evolve our core infrastructure, driving automation across the stack through unified CI/CD...Read More>>.

Ocho People is recruiting a Full Stack Developer (Python / TypeScript / GenAI) for a GenAI platform program at a major global enterprise. The role covers Python, TypeScript, React and Node.js with AWS/Azure cloud architecture, delivering productio...Read More>>.

Kier Group, based in Exeter, is seeking a Senior Software Engineer to join our Development team. Hybrid role with Exeter and remote options. 42.5 hours/week.Starting salary from £50,000 per year. You will design, implement and maintain bac...Read More>>.

Medtronic Digital Technologies is seeking an experienced backend developer to own backend services from design to production. You will write Python code, contribute to Django REST Framework services, and collaborate with cross-functional teams to...Read More>>.

Acquire Me in London is seeking a Python/C++ Engineer to join a flagship engineering team, working closely with quantitative researchers. You will influence design and architecture to deploy revenue-generating solutions and improve the profitabili...Read More>>.

Client Server in London provides a hybrid role for an AI Engineer focusing on Python backend development and LLMs. You will design and implement APIs, build intelligent agents, and integrate tools into scalable workflows. The team emphasises pract...Read More>>.

Aurora Energy Research Limited, based in Oxford, builds cloud-based software to track and model power grids worldwide. As a Data Platforms Software Engineer, you will join as a founding member of the Data Platforms team to build infrastructure tha...Read More>>.

Certain Advantage is seeking an Automation Developer in London to design, build and maintain our automation ecosystem. The role requires hands-on experience with CI/CD pipelines, IaC tooling, and Ansible/AAP, delivering secure, scalable automation...Read More>>.

Intermedia is seeking a Backend API Services Developer to design and implement scalable backend services for our cloud-hosted PBX platform. The role blends pragmatic problem solving with strong API design, focusing on reliability and observability...Read More>>.

Synapri is seeking an experienced Senior Backend Engineer to join our software team in central London. You will take a lead on new projects from research and technical planning through to architecture, development and deployment.You will in...Read More>>.

Synapri are seeking an experienced Senior Backend Engineer to join their growing software business in central London. You'll lead on new projects from early research and planning through architecture, development and final deployment, shaping the...Read More>>.

Zego is hiring a Python backend engineer to develop and own microservices within AI-driven insurance infrastructure. You will contribute to scalable architectures, drive code quality through reviews, and align with product goals. The role emphasiz...Read More>>.

J.P. Morgan is seeking a Senior Lead Software Engineer within Asset Management Core Data & Analytics Engineering in London. You will guide cross-functional teams to design data ingestion, transformation, and marketplace Data Products on a federate...Read More>>.

Oliver Bernard is seeking a skilled full‑stack engineer to work across core platforms and data products used by thousands of clients in education. You’ll own complex product development and help shape engineering practices across a team....Read More>>.

EMBL-EBI is seeking a backend data engineer to join the HPC sub team and help measure, report, and reduce environmental impact of scientific computing. You will develop Python services for HPC telemetry, collaborate with the Green Algorithms team...Read More>>.

ea Change is seeking Senior Backend Engineers to build a greenfield enterprise AI platform for a major UK bank. You'll design and implement backend services that securely connect enterprise systems and data to conversational AI, knowledge retrieva...Read More>>.

Cortech Talent Solutions Ltd is seeking a proficient Full stack Software Developer to build and maintain web applications and backend services across the stack, from Python-based services to customer-facing interfaces. You will report to the Head...Read More>>.

Aspire Technology is seeking a Senior Product Engineer to influence what gets built in a product-led, high-growth environment. You will work with Product Managers, Designers and Engineers to shape customer value.The role focuses on owning p...Read More>>.

GCS Recruitment seeks an experienced Senior DevSecOps Engineer to own and evolve our Jenkins Shared Library powering multi-language builds (Java/Maven, Node/NPM, Python, Helm, Terraform). You will deliver fast, secure pipelines with provenance-ric...Read More>>.

GCS in Sheffield seeks an experienced DevSecOps Engineer to own and evolve our Jenkins Shared Library powering multi-language builds (Java/Maven, Node/NPM, Python, Helm, Terraform, containers). You will deliver fast, secure pipelines with provenan...Read More>>.

Rullion Managed Services is seeking a Senior Backend Developer in London to build scalable cloud-based applications using Python and AWS services. The role emphasizes a serverless-first approach and collaboration within an Agile team of engineers...Read More>>.

Undisclosed is seeking a talented and experienced Fullstack Engineer to join our team. You will design, develop, and deploy fullstack applications that optimise processes, improve efficiency, and minimise risk.You will work on complex proje...Read More>>.

Pulse Group is partnering with an exciting AI-native startup in London that is building a proactive AI Lifestyle Operating System. This hands-on, high-ownership role sits on the founding engineering team to build backend infrastructure with Python...Read More>>.

mthree is seeking a Python Developer to join its Front Office FX Options Technology team at a leading global investment bank. You'll work closely with traders and developers to build high-performance trading systems using big data and algorithmic...Read More>>.

London, Greater London | £90k - £115k per year Founding Engineer / Developer (Python API LLM) to £115k Do you have advanced Python skills combined with tech start-up experience? You could be progressing your car...Read More>>.

Client Server Ltd. in London is seeking a Founding Engineer to own the design and development of scalable, cloud-native Python applications for an AI start-up serving regulated industries.You will work across the full SDLC, from architectur...Read More>>.