Python Software Engineer Agentic AI

Company IconClient Server
Location IconLondon

Overview In this role you design and deliver backend systems and APIs for agentic AI applications, focusing on prompt engineering and LLMs. You collaborate with the Technical Architect to build robust, high-performance solutions and deploy...Read More>>.

Posted: October 5th, 2026
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Python Software Engineer Cyber Security

Company IconClient Server
Location IconLondon

Overview In this Python Software Engineer role, you will help build a Greenfield AI cybersecurity product within the R&D team. You’ll mainly develop backend services in Python while evaluating Rust and other emerging technologies to solve...Read More>>.

Posted: October 5th, 2026
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Manager, Software Engineering (Innovation Engineering)

Company IconPearson
Location IconLondon

Overview As Manager, Software Engineering (Innovation Engineering) at Pearson Labs, you lead a small, globally distributed team of Innovation Engineers steering a live portfolio of experiments. You drive day-to-day operations, coach enginee...Read More>>.

Posted: October 5th, 2026
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Senior Software Engineer, Axon AI

Company IconAxon
Location IconLondon

Overview As a Senior Engineer on the Axon Alerts team in London, you design, build, and deliver the alerting platform that notifies the right people at the right time. You help ensure high availability and low latency for a mission-critical...Read More>>.

Posted: October 5th, 2026
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Lead Embedded Software Engineering Team

Company IconConcurrent Technologies Plc
Location IconTheale

Concurrent Technologies Plc in Theale, England, is seeking a Software Engineering Manager to lead and grow our software engineering capability, shaping the environment, processes and culture to deliver high-quality products at pace.You will...Read More>>.

Posted: August 9th, 2026
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Summer 2027 Software Engineering Intern

Company IconAplaro Ltd
Location IconNew York

Eligibility: Current Bachelor's, Master's, or PhD students pursuing degrees in rigorous, highly technical fields (e.g., Computer Science, Computer Engineering) who are eligible for full-time roles starting in 2028 or 2029. Program Length: 10 We...Read More>>.

Posted: August 29th, 2026
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Hybrid Software Engineer for Revolution Platform

Company IconStonebridge Group - Mortgage & Insurance Network
Location IconEast Midlands

Stonebridge Mortgage Solutions Ltd is seeking a Mid Level Software Engineer to help drive the development of our Revolution cloud-based platform and other business-critical applications. The role is hybrid: 3 days in the office and 2 days working...Read More>>.

Posted: September 7th, 2026
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Staff Software Engineer, Observability & Profiling

Company IconEngineersOfAI
Location IconLondon

About AnthropicAnthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed...Read More>>.

Posted: September 7th, 2026
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Software Engineer - 2027 Summer Internship

Company IconTum International Gmbh
Location IconLondon

Software Engineer - 2027 Summer Internship Our goal is to give you a real sense of whatit's like to work at Jane Street full timewhile also providing a truly unparallelededucational experience. As an intern, you arepaired with full-tim...Read More>>.

Posted: September 7th, 2026
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Staff Software Engineer, Observability & Profiling

Company IconUnited States Digital Space LLC
Location IconLondon

About the company the company’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed r...Read More>>.

Posted: September 7th, 2026
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Software Engineer Graduate Scheme (Bristol)

Company IconLloyds Banking Group
Location Icon

End Date Saturday 28 November 2026 Salary Range £48,500 Before you start your application, please note alternative formats are available on request. Please contact us by emailing lloydsbankinggrouptalent@pe...Read More>>.

Posted: October 5th, 2026
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Software Engineer III - AIML Experimentation

Company IconHackajob Ltd
Location IconBournemouth

Salary: £100,000 - 100,000 per year Requirements: Proven, production-oriented software engineering experience in large-scale environments. Hands-on experience in system design, application development, testin...Read More>>.

Posted: October 5th, 2026
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Software Engineering Project Lead - Hybrid

Company IconLeonardo UK Ltd
Location IconBasildon

Leonardo UK Ltd in Basildon seeks a Project Engineering Manager to lead software delivery across several programmes, spanning requirements to acceptance. You will shape delivery methods from model-driven code generation to hand-coding, building st...Read More>>.

Posted: October 5th, 2026
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Software Engineer, Backend (BI Platform)

Company IconDeliveroo
Location IconLondon

Our Global Structure Deliveroo is now part of DoorDash, bringing together teams with even greater reach, scale, and ambition. Depending on your role, you may collaborate with teammates, systems, and leaders across DoorDash and Wolt...Read More>>.

Posted: October 6th, 2026
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Software Engineer II - SMS International

Company IconXapply
Location IconLondon

At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each...Read More>>.

Posted: October 6th, 2026
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Lead Software Engineer - Eligible for eDV

Company IconSearchability
Location IconGreater Manchester

Organisation Location: Manchester – On site Salary: £85,000 DOE Clearance: SC clearance required / must be eligible to achieve eDV Type: Permanent Experience: C++, Java or C#, Python, JavaScrip...Read More>>.

Posted: October 6th, 2026
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Racing Software Engineer - Data Tools

Company IconJobs in JS
Location IconWoking

McLaren Racing in Woking is seeking a software engineer to join the dual-series software team supporting Hypercar and IndyCar data analysis tools. You will help develop high-quality bespoke software to enable engineering teams to analyse data, imp...Read More>>.

Posted: October 6th, 2026
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Backend Software Engineer (Mid-level)

Company IconFreetrade
Location IconLondon

About Freetrade Freetrade’s mission is to become the default place to invest. Investing has been too complicated and expensive for too long, keeping millions from making the most of their savings. We’re changing that. We...Read More>>.

Posted: October 6th, 2026
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Software Engineer, Android Digital Wellbeing

Company IconGoogle LLC
Location IconCity of Westminster

Software Engineer, Android Digital WellbeingShare Software Engineer, Android Digital Wellbeingcorporate_fare Google place London, UKXIn most instances, this position requires in-person interviews as part of the hiring...Read More>>.

Posted: October 6th, 2026
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Lead Real-Time Software Engineer

Company IconRolls-Royce Power Systems AG
Location IconHeybridge

Rolls-Royce Power Systems AG in Heybridge is seeking a Principal Software Engineer to lead the design, verification and delivery of real-time software components. You will decompose requirements, translate them into robust designs, and drive tests...Read More>>.

Posted: October 6th, 2026
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Software Engineer - Product Analytics Platform

Company IconCreandum
Location IconLondon

About Neo4j:Neo4j is the graph intelligence platform that transforms data into knowledge to power the next generation of intelligent applications and AI systems. It includes enterprise-ready knowledge graphs for accurate, explainable...Read More>>.

Posted: October 6th, 2026
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Full Stack Software Engineer, Associate

Company IconHackajob Ltd
Location IconLondon

Salary: £61,000 - 101,000 per year Requirements: We require a Bachelors or Masters degree in Computer Science, Engineering, Mathematics, Organizational Sciences, or a related field, or equivalent practical experience....Read More>>.

Posted: October 6th, 2026
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Market Data Software Engineer (Hybrid)

Company IconHackajob Ltd
Location IconLeeds

TradingHub, established in 2010, invites a Software Engineer to design, build, and maintain our market data environment and related analytics. You will join a team delivering sophisticated trade surveillance tools for world‑leading financial ins...Read More>>.

Posted: October 6th, 2026
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C++ Software Engineer for Nanoscale Imaging

Company IconOni
Location IconOxford

ONI in Oxford seeks a Software Engineer to build software solutions for automating acquisition and analysis in nanoscale microscopy. You will design, implement, and test high-performance C++ applications, collaborating with hardware, firmware, and...Read More>>.

Posted: October 6th, 2026
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Staff Software Engineer, Ingestion Systems

Company IconEngg
Location IconLondon

Before the detail, here's the challenge you'd help us solve. We build the embodied intelligence that moves real vehicles safely, and the ecosystem a billion machines will run on in the future. Very few people in AI can say this. Every role here, w...Read More>>.

Posted: October 6th, 2026
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Head of AI-Driven Software Engineering

Company IconAurora Energy Research
Location IconOxford

Aurora Energy Research in Oxford, UK, is seeking a Head of Software Engineering to lead the team responsible for building and running the models that underpin our global analysis. You will guide an engineering organisation split between Oxford and...Read More>>.

Posted: October 6th, 2026
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Principal Software Engineer (GTMO/Mesh)

Company IconZoomInfo Technologies LLC
Location IconLondon

ZoomInfo is where careers accelerate. We move fast, think boldly, and empower you to do the best work of your life. You’ll be surrounded by teammates who care deeply, challenge each other, and celebrate wins. With tools that amplify your impact...Read More>>.

Posted: October 6th, 2026
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Senior Software Engineer, Control Plane

Company IconSponsor Finder
Location IconBoston

About Starburst Starburst delivers enterprise intelligence at scale by giving organizations secure, governed access to all their data, wherever it lives. Built for distributed data environments, Starburst helps enterprises power AI and an...Read More>>.

Posted: October 6th, 2026
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Senior Software Engineer, Context Layer

Company IconSponsor Finder
Location IconBoston

About Starburst Starburst delivers enterprise intelligence at scale by giving organizations secure, governed access to all their data, wherever it lives. Built for distributed data environments, Starburst helps enterprises power AI...Read More>>.

Posted: October 6th, 2026
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Senior Software Engineer, Dependency Tracing

Company IconGoogle Inc.
Location IconCity of Westminster

Senior Software Engineer, Dependency Tracing corporate_fare Google place London, UK Mid Experience driving progress, solving problems, and mentoring more junior team members; deeper expertise and applied knowledge withi...Read More>>.

Posted: October 6th, 2026
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Lead AIML Software Engineer (Python)

Company IconJPMorgan Chase & Co.
Location IconLondon

We have an opportunity to impact your career and provide an adventure where you can push the limits of what’s possible. As a Lead Software Engineer at JPMorganChase within the AI and Machine Learning Data Platforms team, you are an integral p...Read More>>.

Posted: October 6th, 2026
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Head of Software Engineering - Mobile Apps

Company IconMarks and Spencer
Location IconLondon

All the details Job purpose As part of the M&S Software Engineering team, you'll be joining a well-loved historic brand, working on solutions that serve millions of loyal customers and thousands of colleagues! With ethica...Read More>>.

Posted: October 6th, 2026
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C++ Software Engineer | Trading Team

Company IconTheblockchainassociation
Location IconLondon

Jump Trading Group is committed to world class research. We empower exceptional talents in Mathematics, Physics, and Computer Science to seek scientific boundaries, push through them, and apply cutting edge research to global financial markets. Ou...Read More>>.

Posted: October 6th, 2026
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Senior Software Engineer – Agent Systems

Company IconAI Chopping Block, Inc.
Location IconLondon

Building the Future of Open Finance Payward - the parent company behind Kraken, NinjaTrader, Breakout, xStocks, Payward Services and CF Benchmarks - has spent the last 15 years building one of the most modern and globally acce...Read More>>.

Posted: October 6th, 2026
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Lead AIML Software Engineer (Python)

Company IconNext Frontier Capital
Location IconLondon

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.As a Lead Software Engineer at JPMorganChase within the AI and Machine Learning Data Platforms team, you are an integral pa...Read More>>.

Posted: October 6th, 2026
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Senior Software Engineer - Applied AI

Company IconCoMind Technologies Limited
Location IconLondon

At CoMind, we are developing a non-invasive neuromonitoring technology that will result in a new era of clinical brain monitoring. In joining us, you will be helping to create cutting‑edge technologies that will improve how we diagnose and tr...Read More>>.

Posted: October 6th, 2026
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Head of Mobile Software Engineering (Apps)

Company IconMarks and Spencer
Location IconLondon

Marks & Spencer is seeking a Head of Software Engineering to lead the Mobile Apps Sub-domain within Online, shaping strategy across Android and iOS teams and driving architectural excellence. You will mentor Engineering Managers, collaborate with...Read More>>.

Posted: October 6th, 2026
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Lead AIML Software Engineer (Python)

Company IconJPMorganChase
Location IconLondon

Job DescriptionWe have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.As a Lead Software Engineer at JPMorganChase within the AI and Machine Learning Data...Read More>>.

Posted: October 6th, 2026
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Senior Software Engineer, Training & Experimentation

Company IconLightningai
Location IconLondon

Who We AreLightning AI is the company behind PyTorch Lightning. Founded in 2019, we build an end-to-end platform for developing, training, and deploying AI systems—designed to take ideas from research to production with less fric...Read More>>.

Posted: October 6th, 2026
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Head of Software Engineering — Qualifications Platforms

Company IconPearson
Location IconLondon

Pearson is seeking a Head of Software Engineering to lead technology strategy, delivery and operations across Qualifications and government services, with globally distributed teams and a focus on resilience and compliance.You will translat...Read More>>.

Posted: October 6th, 2026
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Staff Software Engineer - Back End

Company IconCapital One UK
Location IconLondon

Job DescriptionWhite Collar Factory (95009), United Kingdom, London, London\n\nStaff Software Engineer - Back End\n\n\nAbout this role\n\nDo you love shaping the technical landsca...Read More>>.

Posted: October 1st, 2026
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Staff Software Engineer - Machine Learning

Company IconCapital One UK
Location IconLondon

Job DescriptionWhite Collar Factory (95009), United Kingdom, London, London\n\nStaff Software Engineer - Machine Learning\n\n\nAbout this role\n\nWe’re on a mission to transform...Read More>>.

Posted: October 1st, 2026
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Mid-Level C++ Software Engineer

Company IconSoftweb Resourcing Limited
Location Icon

Mid-Level C++ Software Engineer – RemoteYou’ll be working for an innovative ethical fintech start-up that’s looking for an Mid-Level C++ Software Engineer to join their growing engineering team. You’ll take ownership of new featur...Read More>>.

Posted: October 5th, 2026
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Software Engineer Graduate Scheme (Chester)

Company IconLloyds Banking Group
Location IconChester

End DateSaturday 28 November 2026Salary Range£48,500Job Description SummaryPrior to submitting your application, please visit our early careers website to find out more about the schemes we offer and the r...Read More>>.

Posted: October 5th, 2026
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Software Engineer - Visualfiles Platform Specialist

Company IconYour Tech Future
Location IconExeter

Your Tech Future in Exeter is hiring a permanent Software Engineer to own and evolve the LexisNexis Visualfiles platform within our IT team. This hands-on development role focuses on delivering enhancements and maintaining integrations to support...Read More>>.

Posted: October 5th, 2026
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Software Engineer – Alternative Asset Tech

Company IconThe Blackstone Group L.P.
Location IconLondon

Blackstone Technology & Innovations (BXTI) seeks high-potential students for its 2027 Analyst Program. You will join a fast-paced, entrepreneurial tech team supporting Blackstone's businesses with innovative software solutions and cloud-native arc...Read More>>.

Posted: October 5th, 2026
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Senior Software Engineer Java / AWS

Company IconAnson McCade Pty
Location IconManchester

Salary: £37,000 - 68,500 per year Requirements: Around 5-8 years commercial software engineering experience Strong Java development experience Strong AWS experience Full-stack experience wit...Read More>>.

Posted: October 5th, 2026
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Software Engineer III - AIML Experimentation

Company IconJP Morgan Chase
Location IconBournemouth

Salary: £43,500 - 71,500 per yearRequirementsProven, production-oriented software engineering experience in large-scale environments.Hands-on experience in system design, application development, testing, and...Read More>>.

Posted: October 5th, 2026
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Software Engineering Graduate Programme-1

Company IconGE Vernova, Inc.
Location IconKilsby

Software Engineering Graduate Programme-1Rugby, GBRGE Vernova2026-10-01T03:11:21.845ZJob Description SummaryGE's Power Conversion business, part of GE Vernova, provides electrification systems that are critic...Read More>>.

Posted: October 5th, 2026
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Software Engineer - 2027 Summer Internship

Company IconTU Berlin
Location IconLondon

Aufgabenbeschreibung About the position Our goal is to give you a real sense of what it's like to work at Jane Street full time while also providing a truly unparalleled educational experience. As an intern, you are paired with ful...Read More>>.

Posted: October 5th, 2026
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