Founding Software Engineer Python - Start-up

Company IconClient Server
Location IconLondon

Overview In this Founding Software Engineer role you will shape both technology and product in a fast-growing AI startup. You’ll own the design and development of cloud-native applications, spanning backend, frontend, and deployment on Az...Read More>>.

Posted: September 30th, 2026
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Lead Software Engineer - Python, Databricks, AWS

Company IconJP Morgan Chase
Location IconGlasgow

Overview As Lead Software Engineer in the ERFC/Strategic Data team at JPMorgan Chase, you will design and maintain scalable data processing solutions to turn large financial datasets into actionable insights. You will work with cross‑func...Read More>>.

Posted: September 30th, 2026
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Software Engineer Python SQL - Market Data

Company IconClient Server
Location IconLondon

Overview In this hands-on role, you will design and build components for a modern data platform using Python, while shaping ETL pipelines and distributed systems in a small, collaborative team. You’ll own core data engineering tasks, from...Read More>>.

Posted: September 30th, 2026
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Lead Software Engineer - Go / Python

Company IconJP Morgan Chase
Location IconGlasgow

Overview Lead Software Engineer within Core Foundational Platforms, driving secure, scalable, and trusted technology solutions. You will be a core technical contributor shaping architecture across functions, partnering with cross-functional...Read More>>.

Posted: September 30th, 2026
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Software Engineer (AWS, Python, C#/C++, CFD/FEA)

Company IconHays
Location Icon

Overview In this Oxford-based Software Engineer role you will develop core modules of a cloud-enabled engineering design platform and integrate them into a distributed AWS environment. You’ll produce production-grade code in C#, C++ or Py...Read More>>.

Posted: September 30th, 2026
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Sr Lead Software Engineer – Data Engineering, Python/C++/KDB/AI

Company IconJP Morgan Chase
Location IconLondon

Overview In this role you will design and deliver high-performance, scalable solutions powering real-time trading and research. You’ll lead global analytics initiatives and collaborate with research and trading teams to onboard datasets a...Read More>>.

Posted: September 30th, 2026
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Staff Backend Software Engineer - GO & Python

Company IconPhysicsX
Location IconLondon

Overview As a Senior Software Engineer on the AI Workbench platform, you design and build distributed systems for the ML lifecycle, enabling data scientists and engineers to train, deploy, and operate deep physics models. You own end-to-end...Read More>>.

Posted: October 1st, 2026
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Software Engineer III – Python, AIML, AWS, EKS

Company IconJP Morgan Chase
Location IconLondon

Overview In this role you will help design and deploy production-ready ML solutions inside JPMorgan's Applied AIML group. You will work with Data Scientists to build cloud-based frameworks for hosting models and ensure secure, scalable deli...Read More>>.

Posted: October 1st, 2026
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Software Engineer III - Backend Python

Company IconJP Morgan Chase
Location IconBournemouth

Overview In this role, you will contribute to designing, building, and troubleshooting software components for JPMorganChase’s secure, scalable tech products. You work within an agile team to deliver high-quality solutions while expanding...Read More>>.

Posted: October 1st, 2026
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Principal Software Engineer - Full Stack Python/AWS - Executive Director

Company IconJP Morgan Chase
Location IconLondon

Overview In this role you design, build, and maintain advanced AI-enabled software products within JPMorganChase's CDAO Technology Group. You collaborate with engineers, data scientists, and product owners to deliver production-ready soluti...Read More>>.

Posted: October 1st, 2026
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Lead Software Engineer – Python / Java - AI -Markets Technology, Credit Pre-Trade Technology

Company IconJP Morgan Chase
Location IconLondon

Overview As Lead Software Engineer in Credit Technology, you drive the design and delivery of scalable, secure software solutions that empower AI-enabled trading capabilities. You will work closely with Credit Sales and Trading partners to...Read More>>.

Posted: October 1st, 2026
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Senior Lead Software Engineer - Python, Data, Cloud, AIML

Company IconJP Morgan Chase
Location IconLondon

Overview You will drive end-to-end software development in a Cloud-native, data- and AI-enabled environment within Markets Research Technology. As a senior individual contributor and leader, you design scalable solutions, oversee secure pro...Read More>>.

Posted: October 1st, 2026
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Lead Software Engineer- Python / Java- (Cloud Data Platform — AWS/Databricks/Terraform)

Company IconJP Morgan Chase
Location IconLondon

Overview In this Lead Software Engineer role, you will drive secure, scalable software solutions within the Credit Data Pond team of Wholesale credit risk technology. You will serve as a core technical contributor, delivering production-gra...Read More>>.

Posted: October 1st, 2026
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Lead Software Engineer – Python or Java with AI

Company IconJP Morgan Chase
Location IconGlasgow

Overview In this hands-on technical lead role, you design and implement core systems for a source code intelligence platform, driving AI-enabled code search and analysis at scale. You will lead a small team, write code daily in JVM and syst...Read More>>.

Posted: October 1st, 2026
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Senior Software Engineer (Backend, Python)

Company IconOctopus Energy
Location IconLondon

Overview In this role, you’ll help strengthen the core backend powering Octopus Electroverse’s global EV charging platform. You’ll work with a small, high-energy team to implement pricing, discounts, and subscription features, while e...Read More>>.

Posted: October 1st, 2026
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Sr Lead Software Engineer - Java / Python

Company IconJP Morgan Chase
Location IconLondon

Overview In this role you lead the design and delivery of trusted, high-performance software for trading systems within Digital Markets Execution Technology. You work as a core technical contributor in an agile, cross-functional team to bui...Read More>>.

Posted: October 1st, 2026
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Python Engineer

Company IconBarclays
Location IconNorthampton

Overview As a Python Engineer at Barclays, you design and build automation solutions across our technology landscape, including backend services, cloud-native infrastructure, and modern UIs using AWS, Python, Docker, and AI-assisted develop...Read More>>.

Posted: October 1st, 2026
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Senior Lead Software Engineer - Front Office - Python/Typescript

Company IconJP Morgan Chase
Location IconLondon

Overview You will lead and deliver innovative software projects on a global, cross‑functional team focused on the Strategic Index platform. In this role you shape the design and evolution of our technology stack to support cross‑markets...Read More>>.

Posted: October 1st, 2026
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Senior Software Engineer, Quant trading – Python, RUST, C++

Company IconQuant Capital
Location IconLondon

Overview As a Senior Software Engineer in a cryptoassets trading context, you will build and support robust software across trading, connectivity, and monitoring systems. You’ll work with traders and researchers to translate high-level re...Read More>>.

Posted: October 1st, 2026
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Backend Software Engineer – Go, Python, AWS

Company IconIntellectual Capital Resources
Location IconCambridgeshire

Overview In this role you will contribute to a global, public-facing web/cloud platform by designing, building and maintaining scalable backend services. You will join cross-functional teams to shape architecture and deliver robust systems...Read More>>.

Posted: October 1st, 2026
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Sr Lead Software Engineer - C++, Python,

Company IconJP Morgan Chase
Location IconLondon

Overview As a Sr. Lead Software Engineer, you will design and deliver trusted, scalable compute platforms within the Commercial & Investment Bank Compute Runtime Platforms. You’ll work in an agile team to build high-performance, secure so...Read More>>.

Posted: October 1st, 2026
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Software Engineer III – Python / Databricks

Company IconJP Morgan Chase
Location IconGlasgow

Overview In this role you will design and deliver secure, scalable data solutions within Investment Banking Data Products. You’ll build and maintain data pipelines and architectures that support multiple business functions, working with c...Read More>>.

Posted: October 1st, 2026
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Sr Manager of Software Engineering - Python & Databricks

Company IconJP Morgan Chase
Location IconGlasgow

Overview In this Senior Manager role, you guide multiple agile software teams and provide technical coaching across the organization. You will shape AI-assisted engineering practices and SDLC automation to accelerate delivery, quality, and...Read More>>.

Posted: October 1st, 2026
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Software Engineer Python Django SQL - FinTech

Company IconClient Server
Location IconLondon

Overview As a Software Engineer in a scaling FinTech, you will build internal platforms using Python, Django and SQL to support the business. You’ll work across multiple teams, translating complex business processes into scalable technolo...Read More>>.

Posted: October 1st, 2026
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Senior Software Engineer Python AWS - Front Office

Company IconClient Server
Location IconLondon

Overview In this role you will design and build high-performance trading systems and cloud infrastructure to support front, middle and back-office operations. You will collaborate with stakeholders to translate complex requirements into sca...Read More>>.

Posted: October 1st, 2026
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DevOps Lead Software Engineer - Linux/Python/ Shell Scripting

Company IconJP Morgan Chase
Location IconLondon

Overview In this role you will support the JISU COB team in London to deliver and integrate low-latency trading solutions. You’ll streamline end-to-end client deliveries, oversee onboarding and production rollout, and drive automation and...Read More>>.

Posted: October 1st, 2026
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Software Engineer III - Python/Test Automation

Company IconJP Morgan Chase
Location IconGlasgow

Overview As a Software Engineer III in JPMorganChase’s Commercial & Investment Bank, you design and deliver scalable, secure technology for a high-performance Payments system. You work within an agile team to build trusted products that s...Read More>>.

Posted: October 1st, 2026
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Senior Software Engineer – ML Infrastructure (Python)

Company IconARM
Location IconCambridge

Overview In this role, you design and evolve frameworks to exercise, measure, and explain ML workloads at scale across Arm platforms. You’ll build tooling for ML validation and performance analysis, collaborating with ML software, systems...Read More>>.

Posted: October 1st, 2026
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Python Software Tester

Company IconQuant Capital
Location IconLondon

Overview In this role you will design and execute automated tests for real-time trading systems, shaping the quality of high-performance financial software. You will contribute to and evolve our proprietary automated test frameworks, collab...Read More>>.

Posted: October 1st, 2026
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Senior Full Stack Software Engineer – Python, Go, Typescript

Company IconIntellectual Capital Resources
Location IconCambridgeshire

Overview In this role you will contribute to a global web/cloud platform used across engineering communities. You will work within cross-functional teams to design, develop, and maintain scalable web services. You’ll tackle front-end work...Read More>>.

Posted: October 1st, 2026
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Lead Software Engineer - Go / Kubernetes / Python - Public Cloud Engineering

Company IconJP Morgan Chase
Location IconLondon

Overview As Lead Software Engineer in Public Cloud Engineering, you will steer architecture direction and system-level design for platform services, ensuring reliability and secure delivery. You collaborate across component teams to acceler...Read More>>.

Posted: October 1st, 2026
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Sr Lead Software Engineer — Python/ AWS/Databricks

Company IconJP Morgan Chase
Location IconLondon

Overview In this role you drive secure, scalable software delivery for a Credit data pond within Wholesale credit risk technology. You will provide technical guidance across teams, develop high-quality production code, and advance AI-assist...Read More>>.

Posted: October 1st, 2026
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Lead Software Engineer - Java, Python, Cloud & AI

Company IconJP Morgan Chase
Location IconGlasgow

Overview In this role, you will design and deliver trusted software solutions within JPMorganChase's Cloud Financial Management team. You will work in an agile setting with cross-functional teams to advance secure, scalable technology that...Read More>>.

Posted: October 1st, 2026
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Lead Software Engineering- Java/Python

Company IconJP Morgan Chase
Location IconGlasgow

Overview As Lead Software Engineer, you will drive secure, scalable, open-source driven payments technology within the Commercial & Investment Bank. You’ll be a core technical contributor, shaping architecture and delivering trusted produ...Read More>>.

Posted: October 1st, 2026
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Lead Software Engineer Python API - Fintech

Company IconClient Server
Location IconLondon

Overview As Lead Software Engineer you will steer a small tech team to deliver features, perform refactoring, and contribute to a core banking platform. You will balance architecture work with people management to raise code quality and eng...Read More>>.

Posted: October 1st, 2026
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Senior Lead Software Engineer - Python / Java

Company IconJP Morgan Chase
Location IconLondon

Overview In this Lead Software Engineer role, you’ll drive the development of secure, scalable technology for the Quantitative Execution Strategies platform, collaborating with front office teams to deliver trusted market-leading solution...Read More>>.

Posted: October 1st, 2026
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Senior Software Engineer, Quant trading – Python, Java, C++

Company IconQuant Capital
Location IconLondon

Overview As a Senior Software Engineer, you will design and deliver robust systems enabling 24/7 global crypto trading. You will work with traders and researchers to translate requirements into scalable software across trading, connectivity...Read More>>.

Posted: October 1st, 2026
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Senior Software Engineer (Java Or Python) - VP

Company IconCitigroup
Location IconBelfast

Overview In this role you will help shape Citi’s tech-enabled finance landscape by delivering full‑stack, cloud‑native applications using Java or Python. You’ll collaborate with multiple teams to align features with architecture and...Read More>>.

Posted: October 1st, 2026
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Senior Lead Software Engineer - Go / Kubernetes / Python - Public Cloud Engineering

Company IconJP Morgan Chase
Location IconLondon

Overview In this role, you will lead design and implementation of platform services for IAM across multi-cloud (AWS, Azure, GCP). You will guide architecture direction, deliver secure and scalable software, and drive operational excellence...Read More>>.

Posted: October 1st, 2026
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Python Engineer

Company IconQuant Capital
Location IconLondon

Overview In this Python Engineer role, you will work on the Trading Technology desk of a global High Frequency Trading firm, building tools and systems that support automated trading and ETF analysis. You’ll collaborate directly with trad...Read More>>.

Posted: October 1st, 2026
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Senior Lead Software Engineer - Java / Python - Risk Technology Data Strategy

Company IconJP Morgan Chase
Location IconLondon

Overview As Senior Lead Software Engineer, you will design and build advanced data engineering solutions within Corporate Risk Technology, shaping secure, scalable data platforms that support business objectives. You collaborate with agile...Read More>>.

Posted: October 1st, 2026
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Senior Lead Software Engineer - Python - Asset & WM

Company IconJP Morgan Chase
Location IconLondon

Overview In this role you drive the design and delivery of data and analytics solutions on a federated data platform, enabling AI-ready capabilities and trusted Data Products. You’ll collaborate with cross-functional teams to advance data...Read More>>.

Posted: October 1st, 2026
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Lead Software Engineer - Java / Python - Equity Derivatives - Front Office Quant Developer

Company IconJP Morgan Chase
Location IconLondon

Overview In this role you will design and deliver secure, scalable technology for Equity Derivatives within Markets Technology. You’ll collaborate with cross-functional teams to shape architecture, drive end-to-end delivery, and improve p...Read More>>.

Posted: October 1st, 2026
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Python Engineer- London

Company IconQuant Capital
Location IconLondon

Overview In this role you will join a high-profile trading desk to build and support automated trading tools and data-driven workflows. You’ll work closely with traders to develop analytics, risk, and portfolio tools that power ETF pricin...Read More>>.

Posted: October 1st, 2026
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Senior Software Engineer (Python/Terraform/AWS)

Company IconElsevier
Location IconLondon

Overview In this role you will design and deliver secure, production-ready software and cloud infrastructure in AWS to support services where trust and security are critical. You will work within a cross-functional Agile team to shape engin...Read More>>.

Posted: October 1st, 2026
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Senior Lead Software Engineer - Python - Asset & WM

Company IconNext Frontier Capital
Location IconLondon

Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products.As a Senior Lead Software Engineer at JPMorganChase within the Asset Management Core Data & Analytics Eng...Read More>>.

Posted: October 2nd, 2026
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Senior Software Engineer (Python / C++ | Robotics & AI)

Company IconOcho
Location IconBelfast

Senior Software Engineer (Python / C++ | Robotics & AI)Senior-level role on a cross-functional robotics and autonomous systems engineering teamCore stack: Python and C++, spanning embedded/edge through to AI/ML and simulati...Read More>>.

Posted: September 22nd, 2026
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Senior Software Engineer -TypeScript /Python /Java

Company IconMCS Group
Location IconBelfast

Senior Software EngineerBelfast (hybrid) TypeScript, Java or Python | Salary flexible depending on experienceEnjoy solving complex problems, picking up new technologies and taking ownership...Read More>>.

Posted: October 2nd, 2026
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