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Full Stack Software Engineer – Python & React. This is your opportunity to join a high-growth tech company at the intersection of software engineering and next-generation AI applications. You will focus on key software engineering challenges such as:.

We are looking for a Software Engineer to join our team on its quest to make the worlds most loved construction software. We are dedicated to creating highly performant, user-friendly, intuitive software. It's built with Python (numpy), Postgres and React and has interesting backend scaling challeng

You will work closely with AI specialists, product and design, but your focus will always be on strong software engineering fundamentals. Do you enjoy building well engineered software that actually gets used?. This role is a great fit for a full stack engineer who wants to work on a modern, high im

A consulting firm in the UK is seeking a software developer to join their Digital, Data and Technology team. You will design, build, and maintain software that meets user needs, following best practices in coding and security. Responsibilities include developing software, coaching junior team member

Builds engineering stack required for Data and AIML products, including data engineering, backend engineering, Cloud infra DevOps and MLOps. We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. Contributes to software engineering communiti

Senior Software Engineer, Python, Django, ReactJS, JavaScript, PHP, Mainly Remote, Central London. Senior Software Engineer (Python, Django, ReactJS) required to work for a fast growing and exciting business based in Central London. We need an experienced Python Developer who is a good people person

Leads communities of practice across Software Engineering to drive awareness and use of new and leading-edge technologies. As a Lead Software Engineer at JPMorgan Chase within the [insert LOB or sub LOB], youare an integral part of an agile team that works to enhance, build, and deliver trusted mark

This is a hands‑on, backend software engineer position reporting directly to our Head of Technology. Python development experience in a professional setting. Solid experience with FastAPI (or similar Python frameworks).

A leading tech recruitment firm seeks mid-to-senior Software Engineers for a collaborative multi-disciplinary engineering team. Candidates will work primarily with AWS cloud services and contribute to backend development using Python and Java.

Python Software Engineer, Trading Platform. Software Engineer to join a newly created team responsible for designing and developing tools and infrastructure used by Traders and Quantitative Researchers. In this role, you will be collaborating with people across the firm to provide cutting-edge techn

A leading financial institution is seeking a Lead Software Engineer to join their Global Banking Platform team. This position offers an excellent opportunity to work with cutting-edge technologies and mentor engineers in best practices.

We’re a remote‑first consultancy specialising in software engineering, product design, and data. As a Senior Software Engineer at YLD, you’ll be part of a client team building innovative products. Proficiency in JavaScript/TypeScript, Python, and Go, with the ability to rapidly learn new langu

Aubay is seeking an experienced Senior Python Software Engineer to join our client in the energy industry. Associate / Junior Software Engineer (Full-Stack). Software Engineer, Gameplay - Reality Labs.

We see quality engineering as a first class engineering practice and are looking for people who can bring deep engineering insights and a data‑driven approach to testing, test automation, reporting and data analytics. We are hiring a Software Engineer for Distributed Systems Testing with a passion

Senior Software Engineer – Python, TypeScript. We are working with a leading FinTech that is looking for a Senior Full Stack Engineer to join on a contract basis. You’ll work across Python services and modern front‑end applications built with React and TypeScript.

In this role, you will develop high-quality Python software for HPC systems, collaborate with a globally distributed team, and contribute to key documentation. A leading open-source technology firm is seeking a HPC Engineer to join their team. Ideal candidates will have a background in Computer Scie

Junior Back-end Software Engineer. We mostly use Rust and Python, but we are keen to speak with strong engineers from any background. The back-end team is part of the broader technology team working in collaboration with quants, frontend and platform engineers.

We believe that open‑source software, open standards and APIs are the greatest transformational tools for organizations in the modern software development era. We’re seeking a passionate and talented engineer for our AI Engineering team. I’m a schooled software engineer with a background in te

As a software engineer at NLPatent, and one of the early hires for the engineering team, you'd be key in building the core features and foundations to scale out the platform. You'd work closely alongside NLPatent's CTO and senior engineers in planning and executing product development. Python web de

Mentor other engineers in the team in software engineering best practices. Formal training or certification on software engineering concepts and applied experience. Lead communities of practice across software engineering to drive awareness and use of new and leading-edge technologies.

One of the largest electricity distribution network operators in the UK are looking for a Software Engineer to join their London team. You’ll work end-to-end on Python-based applications, APIs, and data services - owning features from idea through to deployment. Build and maintain production-ready

Full-Stack focused Senior Software Engineer. Experience working in/with cross-functional teams consisting of engineers, product, UX and non-technical stakeholders. Our systems power web sites, clinics across the UK, secure analytics and research systems, pipelines that process highly sensitive healt

Senior Software Engineer, Python – DolarApp. Python as the primary language. Do you want to build robust systems that empower financial freedom? As a Senior Backend Engineer, you’ll design, develop, and maintain scalable, secure, and high‑performing backend systems that power our innovative pr

Start-Up engineering culture in London. Set the benchmark for code quality, lead technical design reviews, and mentor a high-calibre team of rising engineering talent. You bring 6+ years of experience, with a solid background in Python and modern frameworks such as FastAPI and Django.

Builds engineering stack required for Data and AIML products, including data engineering, backend engineering, Cloud infra DevOps and MLOps. Contributes to software engineering communities of practice and events that explore new and emerging technologies. As a Software Engineer III at JPMorgan Chase

As a Lead Software Engineer in the Business Intelligence and Analytics Tech team, you will lead the design and development of advanced analytic solutions for our Portfolio Optimization application. Formal training or certification in software engineering concepts and advanced applied experience. Pro

Software Engineer II (Python/React). Execute software solutions, design, development, and technical troubleshooting across the full software development lifecycle. Contribute to software engineering communities of practice and events exploring new technologies.

Builds engineering stack required for Data and AI/ML products, including data engineering, backend engineering, Cloud infra DevOps and MLOps. You will engage in challenging projects involving Cloud‑native data, backend engineering, and AI/ML engineering, contributing to the industrialization of AI

A leading betting exchange company in Greater London is seeking a Mid-Level Software Engineer to design and maintain core services. Candidates should have over 4 years of experience with Python or a compiled language, strong communication skills, and a passion for technology. The role involves colla

JPMorganChase is looking to hire Software Engineers at Software Engineer II and Software Engineer III levels. As an Experienced Software Engineer at JPMorganChase within the Global Technology team, you serve as member of an agile team to design and deliver trusted market‑leading technology product

Salary: Circa £65k + Up to 15% Bonus Sponsorship:**Unfortunately, we are unable to offer sponsorship for this role If you're a Principal Software Engineer, who enjoys architecting complex systems, owning technical decisions, and crafting Python‑powered solutions that make a real impac

A leading energy company is looking for a Senior Software Engineer to join their team in London. You will work in a flexible environment, ensuring code quality and mentoring junior engineers. In this role, you will design and develop software solutions that support critical systems aimed at achievin

Utilize best-in-class technologies such as Python, Java, and React/Redux.

Rev-celerator Graduate Programme 2026: Python Software Engineer. Rev-celerator Graduate Programme 2026: Python Software Engineer. Rev-celerator Graduate Programme 2026: Python Software Engineer.

Deep expertise in Python, asynchronous programming, system design, and backend engineering fundamentals. Python engineering, ideally building AI platforms, ML infrastructure, or applied AI products. In this role, you will design and implement the Python systems, services, and orchestration layers th

Mentor other engineers in the team in software engineering best practices. Lead communities of practice across software engineering to drive awareness and use of new and leading‑edge technologies. Formal training or certification on software engineering concepts and applied experience.

What We’re Looking For:*** 5+ years of software engineering experience, partially focused on LLM/AI solutions. Experience with python notebooks in Databricks (or similar tech stack) is essential* Strong hands-on experience with LLM SaaS providers (OpenAI, Claude, Gemini). Proficien

Senior Software Engineer / Technical Lead – Research Platform (Rust + Python). In-depth discussions with our engineers about your experience building data platforms, leading technical projects, and mentoring engineers. We're building out our research platform team and looking for a Senior Software

A technical recruitment firm in the UK is seeking a Software Engineer skilled in Python and C++ to join their R&D team, focusing on software development for prototype systems.

Lead Software Engineer – Python | FastAPI | AWS | Microservices. With a new VP of Engineering in place and strong engineering leadership, they offer the right mix of scale‑up pace, engineering maturity, and long‑term growth potential. They're looking for established Senior Software Engineers o

Seven or more years professional experience in software engineering. Python (including FastAPI, OpenTelemetry, procrastinate, SQLAlchemy, Uvicorn). Proficiency in writing well‑structured async Python code with type hints and unit tests.

Software Engineer (100% Backend, Python & AWS). Our Software Engineers work across the technical stack, designing and implementing the solutions that enable the development of new applications by our Product Engineers. As a Software Engineer, you will focus on building the shared platform layer that

The Senior Software Engineer will be a key contributor to full lifecycle software development, focusing on data management\workflows, infrastructure as code, and CICD pipelines. The Python Developer will be instrumental in building and maintaining our Python applications. Develop and maintain Python

As a Lead Software Engineer at JPMorganChase within the Electronic Trading Technology Connectivity team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Formal training or certificat

Software Engineer III - Python - Senior Associate. Formal training or certification on software engineering concepts and proficient advanced experience developing in Python. Software Engineer III - Python - Senior Associate.

The Low-latency technology group is looking for an experienced Software Engineer and Integration specialist with experience in equities markets, connectivity, systems integration and automation to join our JISU COB team in London. Experience in Linux, Networks, FPGAs, Python, Shell scripting and oth

Senior+ Software Engineer - Python | FastAPI | AWS. As a Lead/Senior+ Software Engineer you'll help drive technical direction and architecture within a product-led squad environment, rotating across business domains. Collaborating with other product and engineering leads to solve complex problems.

As a Senior Software Engineer, you’ll play a key role in designing and building scalable AI‑driven applications. Head of Practice - Software Engineering @ La Fosse. I’m working with an exciting AI software company based in London that’s at the forefront of prompt engineering and Large Langua