Backend Engineer — AI/LLM Workflows & Data Platforms

Company IconMentor Talent Acquisition
Location IconLondon

Mentor Talent Acquisition in London seeks a backend engineer to own and scale critical systems powering our AI-driven research platform. You will work across backend services, data pipelines and internal tooling to automate workflows and improve d...Read More>>.

Posted: October 21st, 2026
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Software Engineer - AI Product (London, United Kingdom)

Company IconFigma, Inc.
Location IconLondon

What you'll do at Figma: Build and evolve Dev Mode our MCP tools and Make -, Figma's leading tools for dev/design collaborationTake part in building new 01 products within the agentic coding spaceBe a mentor to, and be mentored by, exc...Read More>>.

Posted: October 21st, 2026
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Senior Data Engineer - AI-Driven Market Pipelines

Company IconPoint72
Location IconLondon

Point72 is seeking a Senior Data Engineer in London to design, build, and deploy data pipelines and AI-ready data assets for Market Intelligence. You will collaborate with investment professionals, researchers and data scientists to deliver robust...Read More>>.

Posted: October 21st, 2026
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Senior AI Forward-Deployed Engineer & Tech Lead

Company IconLGBT Great
Location IconLondon

Janus Henderson Investors is undergoing a firm-wide AI transformation and seeks a Principal Forward Deployed Engineer to lead the most senior engineering function embedded with business units. You will set technical bar, own deliverables, and guid...Read More>>.

Posted: October 21st, 2026
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Senior ML Engineer: AI Hardware & Scalable Models

Company IconEngineersOfAI
Location IconCambridge

Graphcore in Cambridge is seeking a Senior Machine Learning Engineer for the Applied AI team to advance AI technology by developing and optimising models for our specialised hardware. You’ll work on large-scale systems where performance is criti...Read More>>.

Posted: October 21st, 2026
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ML Ops Engineer: AI Platform & GPU Infra

Company IconAnaplan
Location IconLondon

Anaplan is seeking an experienced ML Ops Engineer to join our Platform Engineering team to design, scale, and maintain high‑performance MLOps and LLMOps infrastructure for our AI‑infused platform.You will collaborate with Data Scientist...Read More>>.

Posted: October 21st, 2026
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Security Operations Engineer: AI-Driven SecOps in the Cloud

Company IconBrainlabs
Location IconLondon

Brainlabs is seeking an experienced Security Operations professional to own day-to-day security operations, drive vulnerability remediation, and extend AI-assisted security workflows across GCP, AWS and Azure. You will collaborate with development...Read More>>.

Posted: October 21st, 2026
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Frontend Product Engineer (AI-First, 0→1)

Company IconTech Talent Network
Location IconLondon

Tech Talent Network is partnering with a stealth AI startup building AI-native products from the ground up. The founder, who previously built and sold a business for $300M, offers maximum ownership and an equity-rich opportunity in London.Y...Read More>>.

Posted: October 21st, 2026
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Senior Data Platform Engineer | AI & Cloud Leader

Company IconCredera
Location IconLeeds

Credera, a fast-growing technology and engineering organisation in the UK, seeks a Lead Engineer to drive data engineering and AI/ML delivery for client projects. You will lead complex data platforms and partner with senior stakeholders, while ups...Read More>>.

Posted: October 21st, 2026
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Growth Quant Scientist: AI-Driven Marketing Engine

Company IconJack & Jill
Location IconLondon

EQUALS, a London-based music social network, is seeking a Research Scientist (Growth) to own a data-driven marketing engine. You will apply advanced mathematics and frontier AI to optimize a live paid acquisition portfolio across major platforms....Read More>>.

Posted: October 21st, 2026
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Senior ML Engineer - AI for Multi-Physics Delivery

Company IconPhysicsX
Location IconLondon

PhysicsX is a UK‑based deep‑tech company building an AI‑driven simulation stack for engineering and manufacturing. We embed cutting‑edge AI models into tools used across Aerospace, Materials, Semiconductors and Automotive industries....Read More>>.

Posted: October 21st, 2026
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Senior Flutter Engineer: AI-Driven Mobile Architect

Company IconLa Fosse
Location IconLondon

La Fosse is seeking a Senior Flutter Developer to join a high-performing engineering team in Greater London. You will build, evolve and optimise mobile apps and SDKs, blending Flutter expertise with native mobile skills to deliver high-quality exp...Read More>>.

Posted: October 21st, 2026
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Principal Software Engineer – AI/Cloud DevSecOps Leader

Company IconRTX Corporation
Location IconGreater Manchester

RTX Corporation in the United Kingdom is seeking a Principal Software Engineer to join our specialist teams based across Manchester, Gloucester, and London. You will deliver secure, mission-critical software across diverse programmes, collaboratin...Read More>>.

Posted: October 21st, 2026
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Senior Platform Engineer: AI-Driven, Scalable Systems

Company IconFresha
Location IconLondon

Fresha, the AI-powered OS for beauty and wellness, is seeking a Senior Platform Engineer to own end-to-end platform design, deployment, and operations. You will focus on reducing friction for engineers, lowering operational risk, and ensuring scal...Read More>>.

Posted: October 21st, 2026
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AI-Powered Optimization Engineer (Field & Customer-Embedded)

Company IconIFS
Location IconLondon

IFS in London is seeking an experienced Software Engineer to embed with customers on IFS PSO, our enterprise scheduling and optimization platform. The role is hands-on, combining software engineering, applied optimization and direct customer engag...Read More>>.

Posted: October 21st, 2026
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Lead DevOps Engineer – AI-Driven Infra & Kubernetes

Company IconTest Triangle Ltd
Location IconLondon

Test Triangle Ltd is seeking a skilled DevOps Engineer to lead the design and build-out of a new managed container environment. The ideal candidate will manage existing VM-based infrastructure and help the team migrate services to a Kube-based sys...Read More>>.

Posted: October 21st, 2026
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Senior Python Platform Engineer - AI, Cloud & Simulation

Company IconTrust In SODA
Location IconLondon

Trust In SODA partners with an innovative tech business at the intersection of software engineering, AI and computational modelling to accelerate engineering analysis. They are seeking a Senior Python Engineer to design, build, and scale platform...Read More>>.

Posted: October 21st, 2026
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Developer Relations Engineer: AI/ML Community Advocate

Company IconGoogle
Location Icon

Google is seeking a Developer Programs Engineer to work in Developer Relations. This role involves collaborating with developers, writing sample code, and advocating for their interests within Google. You will also support community efforts by cre...Read More>>.

Posted: October 21st, 2026
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Senior Backend Engineer - AI-Powered Media Infrastructure

Company IconDNEG
Location IconLondon

Brahma AI is building enterprise-grade generative media solutions, combining MAM workflows with scalable backend services in the cloud. We are seeking a Senior Backend Engineer to architect and scale core server-side services, APIs, and data pipel...Read More>>.

Posted: October 21st, 2026
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QA Automation Engineer — AI-Driven Testing & Coverage

Company IconDiesta Limited
Location IconLondon

Diesta Limited is hiring a QA Engineer to strengthen product reliability and automated test coverage across the platform. You will work with the Lead QA Engineer and report to the Head of Engineering.This role goes beyond manual testing, fo...Read More>>.

Posted: October 21st, 2026
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London AI Full Stack Engineer for Financial Modelling

Company IconReccreate
Location IconLondon

Reccreate in London is seeking a top-tier engineer to join a visionary team at the forefront of AI-driven financial modelling. You will build a fast, intuitive UI, tackle complex rendering bugs, and optimise the AI agent’s data handling and cont...Read More>>.

Posted: October 21st, 2026
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Frontend Engineer - AI-First FinTech UI, Equity

Company Iconani.tech
Location IconLondon

Ani Tech is seeking a Frontend Engineer to design and build UI for our AI agent platform in financial services. You will translate complex workflows into intuitive interfaces, contribute to design system, and ship production-ready React code....Read More>>.

Posted: October 21st, 2026
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Principal Software Engineer - AI-Powered Networking Platforms

Company IconCisco
Location IconLondon

Cisco ThousandEyes is seeking engineering leaders to help evolve and ship scalable, reliable digital‑experience solutions. You will work with product and engineering teams to deploy features across the Cisco portfolio, leveraging AI to improve i...Read More>>.

Posted: October 21st, 2026
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Staff Engineer, AI-Powered R&D Planning

Company IconSyngenta-Group
Location IconBracknell

Syngenta Crop Protection is seeking a Staff Engineer, Decision Support & Planning Optimization, to drive AI-powered decision making and planning applications for R&D. You will lead Python/Java backend engineering, architecture, and retrieval workl...Read More>>.

Posted: October 21st, 2026
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AI Data Center Engineer: GPU HPC & Networking

Company IconHamilton Barnes Associates Limited
Location Icon

Hamilton Barnes Associates Limited is seeking a Data Center IT Engineer to support a flagship AI data centre in Newcastle. The role focuses on operating GPU servers, storage platforms and HPC infrastructure powering large-scale AI workloads, train...Read More>>.

Posted: October 21st, 2026
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Senior AI Forward-Deployed Engineer Build Systems

Company IconJust Eat Takeaway.com
Location IconLoughton

Just Eat Takeaway.com is seeking software engineers with strong AI fundamentals to build AI applications, agents, and evaluation systems, turning real usage patterns into concrete signals.You will work with Product Engineering and Platform...Read More>>.

Posted: October 21st, 2026
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AI-Native Product Engineer: End-to-End Ownership

Company IconLinuxRecruit
Location IconLondon

LinuxRecruit is seeking a Software Engineer to work on a genuinely AI-native product in a rapidly expanding company after a major funding round. You will join a small engineering team with a high technical bar and own what you build from concept t...Read More>>.

Posted: October 21st, 2026
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Data Product Engineer: AI-Driven Analytics & Semantics

Company IconTrimble Inc.
Location Icon

Trimble Inc. is seeking a Data Product Engineer in Data & Analytics to build scalable data pipelines, data products, and governed semantic models that support BI, applications, and AI consumers.You will lead design decisions, drive data con...Read More>>.

Posted: October 21st, 2026
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Senior Software Engineer - AI-Driven SaaS Core

Company IconClearwater Analytics, Ltd.
Location IconLondon

Clearwater Analytics, Ltd. is seeking a Senior Software Engineer to join the Beacon Core Engineering team. You will design, build, deploy, and maintain high-quality code, collaborating with cross-functional teams to enhance our Beacon Cloud platfo...Read More>>.

Posted: October 21st, 2026
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Innovation Software Engineer - AI, IoT & Digital Twins

Company IconEOS
Location IconBanbridge

EOS IT Solutions seeks an innovative Software Developer to join the Innovation team, working at the nexus of AI/ML, IoT, Real-Time Data, and Digital Twins. You will design and deliver POCs and POVs that translate cutting-edge tech into tangible bu...Read More>>.

Posted: October 21st, 2026
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Principal AI-Driven Software Engineer (Security-First)

Company IconForward Role
Location IconManchester

Forward Role are seeking Principal and Senior Software Engineers for an AI-led, security-first consultancy. You will shape client solutions from initial conversation to secure, production-ready systems, using AI agents and modern tooling to move f...Read More>>.

Posted: October 21st, 2026
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Senior Platform Engineer, AI/CB Research Systems

Company IconAisi
Location IconLondon

AI Security Institute in the United Kingdom is seeking a senior individual contributor to build and maintain the CB team's engineering platforms. You will design core platform components that enable researchers to run experiments and ship results...Read More>>.

Posted: October 21st, 2026
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Senior Scientific Data Engineer — AI Lab Integrations

Company IconTetraScience, Inc.
Location Icon

TetraScience, Inc. is seeking a senior, hands-on Data Engineer to join its forward deployed teams.You will work with biotech and pharmaceutical customers to design, build, and ship data products on Tetra OS, delivering integrations and AI-d...Read More>>.

Posted: October 21st, 2026
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Senior SQL/Python Engineer — AI-Driven, Agile

Company IconAumni
Location IconGlasgow

JPMorganChase is seeking a Software Engineer III within Corporate Technology. You will be part of an agile team delivering trusted market-leading technology products in a secure, scalable manner.Responsibilities include design, development,...Read More>>.

Posted: October 21st, 2026
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Senior Android Engineer — AI-Driven Mobile & SDUI

Company IconMotorway
Location IconLondon

Motorway is seeking a Senior Android Engineer to join our Mobile engineering group in a hybrid London-based role. You will collaborate with design, product and engineering teams to architect and deliver complex features, while evolving our Server-...Read More>>.

Posted: October 21st, 2026
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Senior Analytics Engineer — AI-Driven Data & Impact

Company IconAccurx
Location IconLondon

Accurx, a London-based healthtech company, is hiring an Senior Analytics Engineer to join our data-driven team. You’ll expand data modelling, build scalable analytics foundations, and turn data into strategic assets used across Product, BI and E...Read More>>.

Posted: October 21st, 2026
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Software Engineer - AI Product (London, United Kingdom)

Company Iconfigma
Location IconLondon

Figma is growing our team of passionate creatives and builders on a mission to make design accessible to all. Figma's platform helps teams bring ideas to life - whether you're brainstorming, creating a prototype, translating designs into code, or...Read More>>.

Posted: October 21st, 2026
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Senior Backend Engineer - AI Platform & Stock Options

Company IconHostaway
Location IconLondon

Hostaway is seeking a Senior Backend Engineer on the AI Team to integrate AI into our SaaS product. You will turn raw data and models into polished customer-facing features using Python, building APIs, services, and UI collaboration with Frontend...Read More>>.

Posted: October 21st, 2026
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Senior Security Software Engineer - AI & SDLC (Hybrid)

Company IconEverQuote
Location IconBelfast

About EverQuote EverQuote empowers the largest insurance carriers and thousands of agents to maximize customer acquisition across digital channels. Fueled by our proprietary data assets and AI traffic engine, EverQuote is transforming...Read More>>.

Posted: October 21st, 2026
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AI-Driven SDLC Engineer & GitHub Automation Architect

Company IconTest Triangle Limited
Location IconLondon

Test Triangle Limited in the United Kingdom seeks a Software Engineer to lead design and implementation of AI-driven workflows across the SDLC, leveraging the GitHub ecosystem and coding agents. You will architect and integrate advanced AI agents,...Read More>>.

Posted: October 21st, 2026
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Senior Staff Product Security Engineer - AI/Embedded

Company IconAnduril Industries, Inc.
Location IconLondon

Anduril Industries in Greater London is seeking a Staff Product Security engineer to develop security tooling, assess vulnerabilities, and harden our embedded and AI-enabled platforms. You will conduct architecture reviews, threat modelling, and c...Read More>>.

Posted: October 21st, 2026
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Senior Software Engineer, AI-Driven Security Platforms

Company IconElastic
Location IconLondon

Elastic is seeking a Senior Engineer to lead technical work across Elastic Security in London or remotely within the UK. You will own small-to-medium projects from design through production, focusing on data modeling, APIs, and scalable services....Read More>>.

Posted: October 21st, 2026
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Senior QA Engineer - AI-Driven DevOps Leader

Company IconAegon N.V.
Location IconWitham

Aegon seeks a Principal QA Engineer to lead quality engineering across multiple delivery teams in Edinburgh or Witham. The role focuses on DevOps, AI-augmented delivery, and establishing robust quality strategies from inception through production...Read More>>.

Posted: October 21st, 2026
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AI Data Infrastructure Engineer | Equity & On-site London

Company IconArctal
Location IconLondon

Arctal, a London-based startup, is seeking a full-time in-office data engineer to own data wrangling end-to-end: ingestion, cleanup, storage, transformation and distribution of large financial datasets from PDFs. You'll architect a scalable data p...Read More>>.

Posted: October 21st, 2026
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Senior Platform Engineer — AI-Driven Infra & Cloud

Company IconChainalysis
Location IconLondon

Chainalysis seeks a Senior Platform Engineer to design, build, and run foundational services that empower engineers to deliver and operate software safely. You will own complex work from inception through production, shaping platform standards and...Read More>>.

Posted: October 21st, 2026
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Senior Application Security Engineer: AI & SDLC Defender

Company IconJust Eat Takeaway.com
Location IconLondon

Just Eat Takeaway.com is seeking an application security engineer to protect our global platform. You’ll work with international teams to ensure security controls across the SDLC, consult on time-sensitive features, and mentor developers in secu...Read More>>.

Posted: October 21st, 2026
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Senior Software Engineer: AI-Driven Cloud & Modernization

Company IconMilton Park
Location Icon

Halliburton is seeking an experienced Senior Software Engineer to design and modernize high-performance applications in a hybrid work environment. The role involves ownership of technical direction, mentoring developers, and tackling legacy system...Read More>>.

Posted: October 21st, 2026
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Investment Tech Engineer: AI-Powered Cloud Solutions

Company Icon3000 Invesco UK Limited
Location IconHenley on Thames

Invesco is seeking an Advanced Engineer to deliver solutions across the Investment Technology platform. You will work in a squad, building production-ready tools with Python and SQL, leveraging Streamlit or ReactJS, and collaborating with Cloud, E...Read More>>.

Posted: October 21st, 2026
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Platform Engineer - AI-Driven Cloud & DevOps (Hybrid)

Company IconSpreadex
Location IconSt Albans

Spreadex in St Albans is looking for a talented Platform Engineer to join our Platform Team. You will build and operate the platform that underpins our award-winning trading platforms, enabling engineers to develop, test and deploy applications....Read More>>.

Posted: October 21st, 2026
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Integrity Intelligence Engineer: AI-Driven Abuse Defense

Company IconMeta
Location IconLondon

Meta Careers seeks Integrity Scientists to investigate and analyze online abuse, and to develop countermeasures that scale detection and enforcement across Meta products. The role focuses on data analysis, machine learning, and collaboration with...Read More>>.

Posted: October 21st, 2026
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