Python Software Engineer Jobs In Watford Page 872 by Location

Senior Python Engineer (Full Stack)

Company IconLendable
Location IconLondon

Overview In this role, you will join Lendable’s Central Operations to design and ship features that empower ops teams across Cards, Loans and Motor. You will build internal web apps and automations, partnering with Product, Data Science a...Read More>>.

Posted: September 30th, 2026
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Python Engineer Tech Driven Fund

Company IconQuant Capital
Location IconLondon

Overview In this Python Engineer role at a prominent prop trading client, you build and optimize automated trading tools that analyze large data sets to inform strategy. You collaborate with research teams to design and refine trading algor...Read More>>.

Posted: October 1st, 2026
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Java Python Engineer – Investment Management

Company IconQuant Capital
Location IconLondon

Overview In this role you will help build a new trading architecture for model execution at a fast-growing hedge fund. You will design, develop, test, and deploy cloud-based microservices (AWS) and work closely with the engineering team to...Read More>>.

Posted: October 1st, 2026
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Python Engineer – Get Trading Experience

Company IconQuant Capital
Location IconLondon

Overview In this role you will build and maintain Python-based trading tools for a leading high-frequency trading desk. You will work directly with two traders to develop automated trading systems, analytics, and tools for portfolio constru...Read More>>.

Posted: October 1st, 2026
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Junior Python Engineer – Investment Management

Company IconQuant Capital
Location IconLondon

Overview In this role you will contribute to building a scalable trading architecture and cloud-native microservices for an active systematic trading hedge fund. You will collaborate closely with a high-caliber engineering team in a fast-pa...Read More>>.

Posted: October 1st, 2026
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Principal Python Engineer - Tech for good

Company IconLinuxRecruit
Location IconLondon

Overview As Principal Engineer, you will ensure robust technical delivery of products and services, shaping plans with stakeholders and applying your expertise to drive excellence. You will act as the senior technical representative for you...Read More>>.

Posted: October 1st, 2026
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Software Architect - Python & .NET.

Company IconComputer Futures
Location IconBirmingham

Overview As a Software Architect, you will lead the design and delivery of integrated software platforms for automation clients. You stay close to implementation, guiding cross-functional teams to create scalable, secure systems that connec...Read More>>.

Posted: October 1st, 2026
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Staff/Lead Python Engineer (FastAPI, Orchestration)

Company IconMimica
Location Icon

What we are building Mimica's mission is to empower enterprises, teams, and individuals to reclaim their most precious resource — time and work more efficiently, with greater purpose and impact. Our AI-powered task mining obse...Read More>>.

Posted: July 31st, 2026
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Backend Python Engineer - Remote & Impactful

Company IconNorthrop Grumman
Location IconCheltenham

Opportunity:This is more than just a job; it’s a mission.As a Backend developer, you play a pivotal role in designing, developing and maintaining the critical backend infrastructure that powers our services. You will be self-dri...Read More>>.

Posted: August 29th, 2026
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Senior Python Engineer (Full Stack)

Company IconLendable Ltd
Location IconLondon

ABOUT LENDABLELendable is on a mission to build the world's best technology to help people get credit and save money. We're building one of the world’s leading fintech companies and are off to a strong start:One of the UK...Read More>>.

Posted: September 6th, 2026
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Senior Python Engineer: Robotics & Backend Lead

Company IconCircuit Mind
Location IconLondon

Circuit Mind is building an innovative software engine for circuit boards in London, seeking a Lead Software Engineer to drive backend and full-stack work with Python, Django, and data-driven ML components. You will lead collaborations with hardwa...Read More>>.

Posted: September 8th, 2026
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Senior Python Engineer – Cloud, APIs & Serverless

Company IconCognizant
Location IconCity of Westminster

Cognizant is seeking a Python Engineer to design, build and enhance the Digital Onboarding Service within the client API Platform. You will work with the Lead Engineer in an Agile team to deliver high quality, scalable features.You will dev...Read More>>.

Posted: September 10th, 2026
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Remote Python Engineer – EdTech Backend & APIs

Company IconBlackTide Partners
Location IconLondon

BlackTide Partners in the UK is seeking a skilled Python Engineer to join our team on a permanent, remote basis. You will build scalable backend services using Django and Flask and design RESTful APIs for web and mobile applications.You'll...Read More>>.

Posted: September 10th, 2026
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SC Cleared Python Engineer | Fully Remote

Company IconECS Resource Group Ltd
Location IconLondon

ECS Recruitment Group Ltd is seeking a Python Engineer for an initial five-month contract. This fully remote role focuses on secure Python development, package management, CI/CD, and automation to support development teams and platform services....Read More>>.

Posted: September 13th, 2026
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Python Engineer, Client Integrations (Hybrid London)

Company IconStream
Location IconLondon

Stream is hiring an engineer to join the Global Client Integrations team in London. You will architect, implement, and test integrations with client payroll, HR and WFM systems, as part of a 300+ person team across Europe and the USA.The ro...Read More>>.

Posted: September 14th, 2026
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Backend Python Engineer - Energy Data Platform

Company IconModo Energy
Location IconLondon

Modo Energy is a data platform for energy markets, hiring backend Python engineers to join product teams (Terminal, Data, Ko, Modelling). You’ll build production systems from day one with ownership over what you ship and how.Design and op...Read More>>.

Posted: September 14th, 2026
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Software Architect - Python & .NET.

Company IconComputer Futures / SThree Group
Location IconBirmingham

An established and growing automation specialist is seeking an experienced Software Architect to lead the design and development of complex, integrated software platforms. The organisation delivers sophisticated automation solutio...Read More>>.

Posted: September 15th, 2026
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Senior Python Engineer — Cloud Integrations & Security

Company IconProofpoint
Location IconNorthern Ireland

Proofpoint is hiring a Senior Software Engineer for the XFI team within the Cloud Integration Group in Belfast. You will help scale the Cross Functional Integrations services that connect to Microsoft and Google email platforms, delivering secure,...Read More>>.

Posted: September 16th, 2026
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Python Engineer (AI/Platform/Modelling/Data)

Company IconWhereby
Location IconLondon

About Modo Energy The energy transition is the biggest infrastructure buildout in human history. Modo Energy is the data platform at the centre of it. We build the benchmarking, forecasting, and valuation tools that the w...Read More>>.

Posted: September 21st, 2026
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Front Office Python Engineer - Trading Systems

Company IconJPMorgan Chase & Co.
Location IconLondon

JPMorgan Chase & Co. in London seeks an Athena/Python Front Office Software Engineer to join an agile Commodities Tech team.You will build, enhance and deliver trusted market-leading technology products for the front office in a secure, sca...Read More>>.

Posted: September 22nd, 2026
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Senior Python Engineer – Scalable IoT Platform

Company IconCSL Group
Location IconWatford

CSL Group is seeking a Senior Software Engineer to own software design and delivery for complex, large-scale systems. You will implement code, ensure test coverage, and operate reliable software and tools within CSL's Signalling Engineering domain...Read More>>.

Posted: September 24th, 2026
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Software Architect - Python &.Net.

Company IconIt Architecture
Location IconBirmingham

An established and growing automation specialist is seeking an experienced Software Architect to lead the design and development of complex, integrated software platforms. The organisation delivers sophisticated automation solutio...Read More>>.

Posted: September 24th, 2026
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Python Engineer | Trading Data | Buy-Side

Company IconVertus Partners
Location IconLondon

£130000 - £160000 per annum + Buy side bonus and benefits. Contact email: othorne@vertuspartners.com Job ref: PE/OT 2109_1789995235 Startdate: 1-3 Months Python Engineer | Financial Mark...Read More>>.

Posted: September 24th, 2026
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Senior Python Engineer: Lead Digital Solutions

Company IconHippo Digital Limited
Location IconManchester

Hippo Digital Limited in Manchester is seeking a Senior Python Developer to join our multidisciplinary delivery teams. You will lead Python development, mentor engineers, and ensure robust, scalable solutions aligned with client needs across publi...Read More>>.

Posted: September 24th, 2026
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Backend Python Engineer – FastAPI & Microservices, AWS

Company IconLorien
Location IconLondon

Lorien in London is recruiting a Backend Engineer with strong FastAPI/microservices experience and cloud-native background. You will own technical solutions, contribute to architecture, and mentor teammates in an Agile setting.Applicants sh...Read More>>.

Posted: September 24th, 2026
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Senior Python Engineer: API & Scalable Backend

Company IconOctopus Energy
Location Icon

Octopus Energy Group is seeking a Senior Software Engineer (Python) to join our product and engineering team powering our electric car leasing platform.You’ll design robust APIs, evolve scalable backend data models, and work across multip...Read More>>.

Posted: September 24th, 2026
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Python Engineer: Trading Data & Market Infrastructure

Company IconVertus Partners
Location IconLondon

Vertus Partners in London is seeking a Python Engineer to build reliable data services for buy-side trading and investment workflows. You will own systems used across the front and middle office, improving how complex financial data is processed,...Read More>>.

Posted: September 25th, 2026
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DataOps Python Engineer for Life Sciences AI

Company IconElsevier
Location IconCambridge

Elsevier's SciBite team in Cambridge is building data and ontology pipelines and AI/NLP technologies to empower life science researchers. As a DataOps Engineer, you will maintain and enhance data and ontology pipelines, collaborating with Ontology...Read More>>.

Posted: September 25th, 2026
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Python Engineer: R&D, Automation & Infra

Company IconApplause IT Recruitment
Location IconNottingham

Applause IT Recruitment is assisting a UK technology business in Nottingham to hire a Software Engineer focused on Python. You will join an engineering team where software, research and infrastructure converge to tackle technically challenging pro...Read More>>.

Posted: September 25th, 2026
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DataOps Python Engineer – Pipelines & Automation

Company IconRELX Group
Location IconCambridge

RELX Group is seeking a DataOps Engineer to maintain and enhance data and ontology pipelines supporting SciBite's stack. You will collaborate with Ontology and Data Science teams to build vocabularies, data products, and automation to improve effi...Read More>>.

Posted: October 3rd, 2026
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Python Engineer for Distributed Systems & Trading

Company IconWehrtyou
Location IconLondon

Hudson River Trading seeks highly motivated Software Engineers to design, develop, and maintain robust, scalable systems powering our quantitative trading platform. You will work across teams on platform and trading-adjacent projects, in a fast-mo...Read More>>.

Posted: October 5th, 2026
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