JPMorgan Chase & Co. in London is seeking a Lead Software Engineer within the Rates Nonlinear team under Markets Technology.You will lead design and delivery of real-time marking, pricing, and market data platforms, partnering with front of...Read More>>.

Oxford Knight is seeking an experienced backend engineer to help build a Python-based platform that integrates datasets, analytics and pricing systems across a hedge fund. You will deploy to Portfolio Managers, develop scalable APIs, and collabora...Read More>>.

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engi...Read More>>.

OverviewFounding Python Engineer required for an early stage start-up building the future of AI-powered data processing. Joined by a founding team from leading industry names and backed by prestigious VC and angel investors, this is a...Read More>>.

JPMorgan Chase & Co. is seeking a Lead Software Engineer within the Infrastructure Platforms unit. You will be a core technical contributor responsible for delivering trusted, scalable technology products across multiple business functions in a se...Read More>>.

Weekday AI, a client of Weekday's, is seeking a Senior Software Engineer with deep Python expertise to join the London-based engineering team. You will design, develop, and maintain scalable backend systems and APIs while shaping technical archite...Read More>>.

Hunter Bond in London is seeking a Python Developer to join a boutique financial tech team building backend services and data platforms.You will work on large-scale data processing, APIs and production systems, collaborating with engineers...Read More>>.

VIQU Limited is recruiting a Senior Software Engineer to help shape a new cloud-native platform. You’ll design features end-to-end, mentor a junior AI developer, and collaborate with senior leadership on scalable architecture. This is a remote r...Read More>>.

DataCareers is seeking a MOD DV Cleared Senior Software Engineer based in Portsmouth to lead software engineering efforts in a prestigious tech consultancy. The role focuses on complex system maintenance, reengineering, and modernization.Th...Read More>>.

Overview Python Modelling Engineer – Digital Twin & Simulation – London (Hybrid) | 6 Months + Extensions Our client, a pioneering technology company, is seeking a Software Engineer specialising in Python, Digital Twin Cities...Read More>>.

Engineering Manager - Distributed Systems, Python / Go Home Based - Americas; Home based - EMEA Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our plat...Read More>>.

Pure Resourcing Solutions is seeking a Senior Python Software Engineer for a Cambridge hybrid role, offering a competitive salary and strong data-processing focus.You will build and optimise high-performance data processing systems, emphasi...Read More>>.

DW Search Ltd. is seeking a Senior Python Engineer to help build a new generation of AI-enabled applications for a major global financial services organisation.You will deliver production Python, integrate ML capabilities, and work with LLM...Read More>>.

Oxford Knight in London is expanding one of its trading teams with a talented Python Research Engineer who will collaborate with traders and researchers to architect unified systems for producing strategies.You will reduce the time and cost...Read More>>.

Actus Search invites applications for a Python Reliability Engineer to join the Risk Technology team in London, working 4 days a week in the office. You will help build firm-wide platforms to improve observability, change safety and performance ac...Read More>>.

JPMorgan Chase & Co. in London seeks a Software Engineer III to join a seasoned agile team, delivering trusted market-leading technology products in a secure, scalable way. You will design, develop, and troubleshoot across multiple areas to suppor...Read More>>.

J.P. Morgan is seeking a Senior Lead Software Engineer to drive data ingestion, transformation, and Data Product acceleration on a federated data platform for Asset Management.You will lead design and implementation of AI-ready capabilities...Read More>>.

JPMorganChase, within the Asset Management Core Data & Analytics Engineering organization, seeks a Senior Lead Software Engineer to design and deliver data and analytics solutions on a federated data platform. Lead development of scalable data pip...Read More>>.

Digis is a European company of 200 employees. The company was founded 9 years ago and has managed to grow from a startup into a reliable partner for our clients. We took the best from the product and outsourcing company. You collaborate direc...Read More>>.

SENIOR PYTHON / AWS ENGINEER – SC / DV CLEARED NEW CONTRACT OPPORTUNITY AVAILABLE FOR A SENIOR PYTHON ENGINEER IN LONDON WITH AWS EXPERIENCE AND SECURITY CLEARANCE Rate: Up to £700 per day Location...Read More>>.

Satalia, a WPP Company, seeks a Cloud Engineer (Python) on a contract basis to build and maintain Python web APIs, containerised and cloud-agnostic. You will provision and manage cloud resources with Terraform and design scalable infrastructure, o...Read More>>.

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BCIS is seeking a Python Engineer (Data) to join their engineering team in Coventry. You will build production-grade data pipelines, work with SQL and relational databases, and collaborate with cross-functional teams.The role supports flexi...Read More>>.

CBS Butler seeks an experienced Application DevOps Engineer to join its London engineering team. You will own Python automation, production stability and continuous improvement within a high-volume financial tech environment.In this hybrid...Read More>>.

Abound is seeking a Software Engineer to help us build high-quality backend systems that accelerate our mission in the UK fintech space. You'll own backend features end to end using Python, Django, RESTful APIs, GraphQL, Postgres, and Google Cloud...Read More>>.

Synapri in London is seeking an experienced Lead/Principal Backend Engineer to join a growing team on a permanent basis. You will lead projects from research and planning through to architecture, development and deployment, influencing product dir...Read More>>.

Applause IT Recruitment Ltd is partnering with an established technology business to hire a Software Engineer in Nottingham. The role blends software development with DevOps and infrastructure automation, requiring a strong Python background withi...Read More>>.

Octopus Electric Vehicles is seeking a Senior Software Engineer (Python) to join our product and engineering team building systems powering our electric car leasing platform.Stack includes Python, GraphQL, PostgreSQL, NoSQL on AWS with a Re...Read More>>.

Switch2 is seeking a Senior Software Engineer - Python / Infrastructure to build the Python services behind our smart meter platform. You’ll own the ingestion path for MQTT traffic, the APIs, and internal services ensuring correctness and observ...Read More>>.

GCS Recruitment is seeking a Python Developer / AI Engineer to join a consulting engagement focused on Agentic AI and Generative AI solutions for an Investment Banking client in London. The role involves hands-on Python engineering, AI agent devel...Read More>>.

Aurora Energy Research Limited in Oxford, UK, is seeking a Senior Modelling Software Engineer to join Chronos, our battery storage modelling product. You will design, implement and maintain Python modules in a small team, driving code quality and...Read More>>.

Strong proficiency in Python (e.g., Django, Flask, FastAPI)Hands-on experience with PostgreSQL, including performance tuning and indexingSolid understanding of SDLC methodologies (Agile, Scrum, or Wat...Read More>>.

WeDoTech is hiring for a senior backend role in London. You will design and build high performance Python services, create scalable distributed systems and APIs, and develop data pipelines for large enterprise datasets.You will own architec...Read More>>.

Oxford Nanopore Technologies is seeking a Senior Python Cloud Developer to join Customer Workflows and help build a globally available data-analysis cloud platform. You will extend the EPI2ME cloud bioinformatics platform, working with a multi-dis...Read More>>.

Harrington Starr is seeking a skilled Python backend engineer to join a small, highly collaborative team in fintech. You will design, build and maintain scalable backend apps and REST APIs, taking features from concept to production.You wil...Read More>>.

Client Server Limited is building cybersecurity technology that uses AI to protect clients worldwide from advanced cyber threats. The role involves creating a new greenfield product, rapidly prototyping ideas, and driving continuous improvement in...Read More>>.

EMBL-EBI is seeking a backend data engineer to join the HPC sustainability initiative. You will develop Python-based services to process HPC telemetry and energy metrics, collaborate with the Green Algorithms team, and extend reporting tooling....Read More>>.

Hire-Fox in Plymouth is seeking a skilled software professional to join a hybrid team, with occasional on-site visits to our Plymouth office. You will design and build robust software solutions, leveraging AWS and a multi-language stack.The...Read More>>.

ECM Selection (Holdings) Limited is seeking a Software Engineer to join a defence-focused start-up developing AI-powered hardware. The role is hands-on, involving rapid prototyping and production-ready coding for hardware-enabled AI applications....Read More>>.

Alvar Financial Services seeks an experienced Python developer to build robust data pipelines and transform financial filings into structured data. You will orchestrate data feeds, ensure data quality, and extend backend APIs for a scalable SaaS p...Read More>>.

Searchability NS&D in London is seeking a Senior Python / Data Engineer with SC clearance to join a hybrid team. You will design and build data platforms, pipelines and services for public sector clients, using Python, cloud platforms and modern s...Read More>>.

Software Engineer / Developer (Python Django SQL) London onsite to £80k Are you a data savvy Python Developer who enjoys cross team collaboration and has a keen interest in financial markets? You could be progressing your car...Read More>>.

We are seeking a highly experienced Data Engineer ( Hadoop / Spark / Scala / Python) to join our Financial Services Data Practice. You will have deep hands‑on expertise in Hadoop, Spark, Scala, Python. The places that you work from day...Read More>>.

SII UK is seeking a Software Automation Test Engineer to join our engineering team, developing validation frameworks for connected devices and intelligent digital products. You will design end-to-end automation frameworks in Python that interact w...Read More>>.

SII UK is seeking a Software Automation Test Engineer to join our engineering team. You will design and build Python-based automation frameworks that interact with physical hardware and IoT devices, enabling large-scale validation and quality assu...Read More>>.

Oxford Knight is seeking a Python Developer to join its Systems Development team, focusing on building and maintaining infrastructure and software platforms used by all systems teams. You will design and implement Python-based tools, improve exist...Read More>>.

CPI Card Group in the United Kingdom is seeking a driven Junior Software Engineer to join our Python Agile team. You will contribute to building modern financial and manufacturing solutions, gaining hands-on experience across the full software lif...Read More>>.