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Focus 5 Recruitment are working with an exciting software business who have just been awarded 2 large contracts with international Mobile Network Operators. Appointed to help them source a suitable Senior Full Stack Software Engineer, we’re looking for candidates who have experience of producing efficient code to enable the smooth and efficient running of both internal and client facing systems. This is a hybrid role but requires 3 days a week in their Warrington office. You therefore need to live local to Warrington. This is an amazing opportunity to work with a growing and ambitious software business who have contracts with some of the world’s leading mobile network companies. They are looking for candidates who can come in at a key point in their growth and develop their career as they grow. The Software Engineers will work as part of a team responsible for the complete development lifecycle. Experience required for Full Stack Software Engineer: - • 5+ years of full stack development experience, • Strong Java, • unit testing (with a side of TDD), Maven, Git and a sense of humor., • Kubernetes & Docker, • Working in a team development environment, • Thorough understanding of Computer Science fundamentals such as Data Structures, Algorithms and Design Patterns, • Amazon Web Services, Azure, or Google Cloud Platform Desirable • Kafka, • Agile awareness,, • Jira,, • Bitbucket, • Python, • PostgreSQL + Timescale, • Build Systems (Bamboo, Jenkins, etc), • SQL and NoSQL technologies You will have knowledge of software development and some exposure to mentoring junior Engineers would be a benefit. You will be happy solving technical problems for customers even if this means working with new technologies. They have a vast array of already built products so candidates will have a lot of working product source code to help get started. Technical help also be provided on how their current products work. There is opportunity here to work with embedded software developers and the CTO on overall product. Client and Server are always developed collaboratively so there is an opportunity to contribute to overall product architecture. You can expect interesting work, a very supportive organisation and team and many opportunities for on-going technical and personal development. This Senior Full Stack Software Engineer role is now live with a key client. For full details and immediate consideration, please submit an application ASAP

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

National Grid is hiring a number of Python Software Engineers on a permanent basis. Reporting to the Head of Software Engineering, this is a fantastic opportunity for a skilled and forward-thinking. This role is ideal for someone who thrives in a collaborative environment, enjoys solving complex tec

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

Are you a passionate Senior Python Engineer with a knack for geospatial technologies?. As a Senior Python Engineer, you will play a pivotal role in designing, developing, and maintaining our core data processing pipelines and API-driven services. We are a dynamic and growing company committed to pus

This role is a great fit for a full stack engineer who wants to work on a modern, high impact platform where good software design really matters. Do you enjoy building well engineered software that actually gets used?. You will work closely with AI specialists, product and design, but your focus wil

Fluent in Python and software engineering fundamentals, and comfortable with highly scalable data processing libraries. Working with software and data engineers, data scientists and market analysts, youll help bridge the gap between scientific experiments and commercial products by ensuring 100% u

As an Associate – Equities Front Office Marking and Analytics Software Engineer in the Marking and Analytics team, you will design, develop, and enhance applications critical to our Equity Derivatives trading and sales desks. Utilize best‑in‑class technologies such as Python, Java, and React/R

Am elite proprietary trading firm is seeking an experienced Python Software Engineer to join a growing engineering team focused on building large-scale data and research platforms that underpin systematic investment research. Experience as a Python Software Engineer or in a similar position. If you

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. Contributes to software engineering communities of practice and events that explore new and emerging technologies. Formal training or certification on software engineering concepts and a

We’re looking for a talented and proactive AWS/Python Software Engineer to join our data engineering team. Strong Engineering Fundamentals: Solid Python skills with experience designing clean, maintainable and well‑tested code. Collaborative & Curious: A team player who enjoys learning, problem�

Python Software Engineer (with AWS cloud experience). Python Software Engineer with AWS cloud experience. Software development experience in one or more general-purpose programming languages, such as Python, and expected to be hands-on with software development tasks.

As a Lead Software Engineer at JPMorganChase within the Markets Technology 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. Leads communities of practice across Software Engin

Work with Python FastAPI backend and Firebase to bring innovative features to life. You'll be part of a new wave of software development that requires more creativity, experimentation, and rapid context switching between different problems and technologies. You are excited about building features th

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

As a Python Software Engineer, you’ll collaborate with traders, quantitative researchers, and other developers to design, develop, and optimise trading infrastructure. Python Software Engineer – High-Frequency Trading. We're working with a high-frequency trading (HFT) firm that is looking to exp

A tech-for-good startup in the UK seeks a Senior Software Engineer to enhance clean transport technology. You will work closely with the CTO across the full stack using Python and React, owning backend systems and contributing to platform scaling.

A leading insurance company in the UK is seeking a Senior Software Engineer to enhance their Cyber Data Services. The ideal candidate has over 4 years of experience in Python and SQL, with a strong understanding of cloud environments.

As an Associate - Equities Front Office Marking and Analytics Software Engineer in the Marking and Analytics team, you will design, develop, and enhance applications critical to our Equity Derivatives trading and sales desks. Utilize best‑in‑class technologies such as Python, Java, and React/Red

The ideal candidate will have over 10 years of software engineering experience, expertise in Java and Python, and proficiency in SQL and automation. A leading global financial services firm in Greater London is seeking a Lead Software Engineer to join their Markets Technology team.

Software Engineer (Python/ C++) - Up to £200k 1st year compensation (Cash). Software Engineers are treated as the company's #1 asset. Python and/or C++ expertise preferred.

Leads communities of practice across Software Engineering to drive awareness and use of new and leading‑edge technologies. As a Lead Software Engineer at JPMorganChase within the Markets Technology team, you are an integral part of an agile team that works to enhance, build, and deliver trusted ma

Fluent in Python and software engineering fundamentals, and comfortable with highly scalable data processing libraries. Working with software and data engineers, data scientists and market analysts, you’ll help bridge the gap between scientific experiments and commercial products by ensuring 100%

As a Software Engineer (L4) at JPMorgan Chase, you serve as a Lead Engineer on our agile team to design and deliver trusted market‑leading technology products in a secure, stable, and scalable way. Engineer a suite of performant, scalable and reusable RESTful micro-services and APIs using Python.

Role: Lead Python Developer (Software Engineer Programmer Developer React TypeScript Python PostgreSQL Node Fixed Income Equities Derivatives JavaScript Node Credit Rates Bonds Agile AWS GCP Azure Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services) required

As a Lead Software Engineer at JPMorgan Chase within Quantitative Execution Strategies Tech, 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. Leads communities of practice across So

Senior Software Engineer (Python / AWS). We’re looking for a Senior Software Engineer with deep experience in Python and AWS to help design, build, and scale distributed, data-driven Ad‑Tech systems. You’ll play a key role in shaping technical direction, mentoring engineers, and ensuring the s

A data analytics company in London is seeking a Data Scientist and Python Software Developer to join their product team. Ideal candidates should possess strong Python skills, familiarity with data science libraries, and statistical knowledge.

Full-Stack focused Software Engineer. Experience working in cross‑functional teams consisting of engineers, product, UX and non‑technical stakeholders. Understanding of software quality principles and practices.

Senior Python Software Engineer - London. Validus is looking for a software engineer to join our back‑end team. Experience with one or more modern programming languages (primarily Rust and Python, but engineers from any background are welcome).

Python Software Engineer, Trading Platform. In this role, you will be collaborating with people across the firm to provide cutting‑edge technology solutions that expand our existing trading platform, all while promoting software engineering best practices. Up‑to‑date knowledge of the Python ec

A leading technology company in the UK is seeking a Software Engineer with strong Python skills to advance video compression. Ideal candidates should have experience with Python, Linux, REST, and Docker.

Software Engineer-Full stack (All Levels). Junior Software Engineer (Integration Team). Graduate Software Engineer 2025 - RegTech.

Applicants should have 10+ years of software engineering experience, preferably with hands-on knowledge in coding and data engineering, and a passion for AI/ML. A leading financial services firm is looking for a Senior Lead Software Engineer in Greater London. The successful candidate will design an

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 generati

Degree in Computer Science (or equivalent), with strong software engineering fundamentals. Significant hands‑on experience as a software engineer, including senior‑level ownership and decision‑making. We are looking for an exceptional Senior Software Engineer with a strong ML and LLM focus, an

Python Software Engineer – Visual Quality / Media – London Hybrid – Outside IR35. The Software Engineer must have full UK working rights and be able to attend the office in London at least 2 days per week. A London-based technology company is seeking a capable Python Developer to support devel

A leading software solutions provider located in the UK is seeking a Lead Software Engineer to provide technical leadership within their SaaS team. This role involves guiding a team of engineers, delivering high-quality software solutions, and fostering a culture of innovation.

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.

A financial services firm in Greater London is seeking a skilled software engineer to develop and enhance their investment reporting platform. The successful candidate will have over 5 years of experience with Python and Django, be involved in the full software life cycle, and collaborate with vario

Software Engineer (Python) - AI Platform. Software Engineer (Python) - AI Platform. Software Engineer (Python) - AI Platform.

This is an exciting opportunity for a software engineer passionate about open‑source software, Linux, Golang, Python and Kubernetes. Software Engineer - Python/Golang - Kubernetes. We are hiring a software engineer to join our Kubernetes product team.

AWS/Python Software Engineer page is loaded## AWS/Python Software Engineerlocations: London UKtime type: Full timeposted on: Posted Todaytime left to apply: End Date: January 30, 2026 (13 days left to apply)job requisition id: JR102864Backend Software Engineersto join our team. If you'

Key qualifications include experience with Python, generating AI technologies, and a solid foundation in software engineering principles. A major financial services firm in Greater London is seeking a Software Engineer III to enhance financial impact assessments through technology solutions.

If youre a Python engineer/developer who enjoys solving real systems problems for ML teams, share your CV, and well talk through fit, on-site expectations, and the interview process. If you like building Python systems that make machine learning research actually work at scale - this one's for y

We are looking for a Software Engineer to join our team on its quest to make the worlds most loved construction software. It's built with Python (numpy), Postgres and React and has interesting backend scaling challenges due to the large amount of data we need on every request. We are dedicated to cr

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

Full-Stack focused Senior Software Engineer. Experience of operationally managing software components once live, including observability, logging, metrics, error reporting, debugging and live incident management. Strong understanding of software quality principles and practices.