Senior Java Python Engineer Jobs in UK

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AI Tooling Engineer for Developer Platforms

A leading tech-driven financial firm in Greater London is seeking a software engineer to architect LLM-powered tools and collaborate with engineering teams. The ideal candidate has over 2 years of experience in software engineering, fluency in Python, and strong analytical skills. This position offers a dynamic ...

Applied AI Solutions Engineer — Hybrid, LLM & Impact

A leading AI solutions provider in Glasgow is looking for an Applied AI Solution Engineer to design, build, and deploy AI applications using large language models. The role includes working directly with clients, providing technical guidance, and innovating with the latest AI technologies. Ideal candidates have ...

Immunoinformatics Engineer: AI Driven Drug Discovery

A leading pharmaceutical company in the UK is seeking an Immunoinformatics Engineer to develop innovative AI technologies for drug design. This role involves collaborating with diverse teams, building strong partnerships, and driving software projects from inception to completion. The ideal candidate holds a Mas ...

Lead AI Engineer Multilingual NLP & Azure ML

A leading tech company in Greater London is seeking a Multilingual AI Engineer to join their dynamic AI Team. The role involves designing, building, and testing machine learning models to address complex business challenges, primarily on the Azure platform. Candidates should have over 5 years of experience in Ma ...

ML Engineer Spacetime Networking & AI Orchestration

A technology innovator in the UK is seeking an experienced machine learning engineer for a hybrid role in their Spacetime team. This position requires a deep understanding of machine learning algorithms and effective communication skills. Key responsibilities include researching algorithms, developing training i ...

Forward Deployed Full Stack AI Engineer

A leading AI technology firm is looking for a Full Stack Software Engineer (Forward Deployed) to collaborate with public sector teams in building impactful AI applications. The role involves designing architectures, mentoring staff, and ensuring scalable solutions. Ideal candidates will have a Master's or PhD in ...

MLOps & Infrastructure Engineer | Kubernetes & Terraform

A cutting-edge AI technology company is looking for a skilled Software Infrastructure Engineer to join their dynamic team in Bristol. The role involves developing essential tools for enhancing the AI software development lifecycle, managing Cloud Infrastructure with Terraform and deploying services using Kuberne ...

Product Engineer AI Automation (4 Day Week, Remote UK)

A digital agency in the UK is seeking a Product Engineer to accelerate the development of AI-enabled systems. This full-time remote role focuses on designing production-ready tools that improve operational efficiency. Candidates should have extensive experience with Python and API integrations, alongside strong ...

Full Stack Engineer: Shape Platform, APIs & UI for AI

A dynamic AI startup in Greater London is seeking a Full Stack Engineer to design and implement robust software solutions. You will collaborate closely with a talented team to build systems and user experiences using Python and TypeScript. Candidates should have over 3 years of software engineering experience an ...

Principal DevOps Engineer: CI/CD & Internal Tools

A global travel technology company in Greater London is looking for an experienced DevOps Engineer with over 10 years of experience in Software Engineering. This role involves maintaining CI/CD best practices, automating security testing, and developing internal tools to enhance development efficiency. Ideal can ...

Hybrid Infrastructure Engineer Azure, Windows & VMware

A leading global asset management firm in Greater London is looking for an experienced Infrastructure Engineer to support their enterprise infrastructure. The role involves managing Azure cloud services and on-premise VMware environments. Ideal candidates will have 3-5 years of experience and proficiency in scri ...

Lead AI Engineer for Production Pipelines & RCA (Equity)

A tech startup focused on AI systems in London is seeking a Lead AI Software Engineer to own and build the core systems that transform production alerts into actionable insights. The role includes architecting critical pipelines in Python and collaborating closely with founders. Candidates should have over 5 yea ...

Senior Full Stack Engineer — Build Scalable AI Infra

A leading AI infrastructure provider in Greater London is seeking an experienced engineer to enhance platform performance and reliability. The role offers high autonomy and the chance to work with a talented team on impactful projects. Candidates should have skills in Python and Typescript, among others. The com ...

Hands on Electronics Test Engineer for Production

Atlas Copco Airpower N.V. in Eastbourne is seeking an Electronics Test Support Engineer to join their Test Support Team. This hands-on role focuses on supporting automated electronic test equipment used in production. Responsibilities include troubleshooting, fixture repairs, and participation in engineering act ...

AI First Product Engineer: Build Data for 1B Shoppers

Provenance.org in Greater London is hiring a Product Engineer. In this role, you'll design and maintain the core web application while leveraging LLMs and ML methods to automate data operations. You need 3-5 years of production software experience in JavaScript, Ruby, or Python, along with a track record of buil ...

LEO Satellite Systems Performance & Simulation Engineer

Open Cosmos Ltd is seeking a System Performance & Modelling Engineer to develop high-fidelity simulation environments that validate the performance of our satellite communication systems. The ideal candidate will have a strong understanding of system-level modelling, experience with tools like MATLAB and Python, ...

Bazel Build Systems Engineer for AI Accelerators (Hybrid UK)

Fractile in the United Kingdom is seeking a Software Engineer for the Developer Experience team. You will improve the developer workflow, optimize CI infrastructure, and contribute to build configurations. The ideal candidate has 5 years of experience in Software Engineering, strong proficiency in CI/CD pipeline ...

Full Stack Cloud Engineer | Hybrid Work & Mentoring

Badger Meter is seeking a Full-Stack Software Engineer in Norwich to develop and maintain cloud platform solutions. The successful candidate will independently design and deploy features, mentor junior engineers, and work on technical documentation. A Bachelor’s or Master’s degree in Computer Science is required ...

Platform Engineer: Secure, Scalable Infra (Hybrid London)

Signify Technology is looking for an experienced Platform Engineer to work in London (Hybrid). The role focuses on leading infrastructure projects, building and maintaining secure and scalable systems. You should have 5+ years of experience in DevOps or platform engineering, strong Python skills, and a solid fou ...

Risk Data Engineer – Azure & Fabric (Kensington)

Eaglecliff is seeking a skilled Data Engineer to join their team in Kensington, London. This role involves building and managing data pipelines and supporting risk analytic workflows in a fast-paced trading environment. The ideal candidate will have hands-on experience with Microsoft Fabric and Azure data servic ...

Lead Backend Engineer AI & Back Office (Remote UK)

Midnite is seeking a Lead Backend Engineer to help scale internal operations by defining practical uses of AI in engineering and the broader business. You will lead the development of a greenfield back office platform, mentoring a small team while writing production code and deploying AI-powered tools. Ideal can ...

Full Stack Engineer for AI Energy Platform (Hybrid UK)

Hypercube Consulting, a UK-based data and AI startup located in Glasgow, is seeking a full-stack Software Engineer. This role focuses on building and delivering scalable software solutions for the energy sector, collaborating with a talented team, and engaging in community outreach. Ideal candidates will have ex ...

Embedded RF Software Engineer – Aerospace & Defense

Keysight Technologies is seeking a motivated Software Engineer based in Edinburgh, Scotland, specializing in electronics and RF systems. The role involves integrating hardware and software within mission-critical aerospace and defense projects. Candidates must have a Bachelor's or Master's degree in a relevant f ...

Linux Software Engineer for Traffic Systems (UK)

Swarco Traffic Holding AG is seeking a Linux Software Development Engineer in Leicester to work on UK integration of a leading traffic light controller. The role involves developing Linux software, co-developing supporting tools primarily in Python, and ensuring the highest quality and security standards. Candid ...

Senior AI Engineer Production AI for Enterprise (Equity)

Tech Talent Network, based in London, is seeking an exceptional software engineer to join their early-stage AI startup. You will build and ship production AI systems, work across backend and infrastructure, and have a significant impact on the startup's culture and standards. Ideal candidates will have over 5 ye ...

AI Agent Engineer — Build Scalable Conversational Tech

Decagon, based in Greater London, seeks an experienced software engineer to join the Agent Engineering team. This role focuses on designing and building AI agents to enhance customer interactions across various industries. Ideal candidates should have over 3 years of experience, expertise in Python and Typescrip ...

AI Software Engineer — End to End Product Builder (Hybrid)

SRG is seeking an AI Software Engineer to join their innovative Electronic Engineering team in Sedgefield. In this hybrid role, you will design and develop software products from concept to production, working closely with hardware engineers. You will need experience in full-stack development, particularly with ...

Staff AI Engineer: Lead LLM Data Platform (Remote UK)

Bluefish is looking for a Staff AI Engineer to lead the architecture for data platforms and LLM products. In this role, you'll be responsible for implementing scalable systems that drive measurable outcomes for clients, including Fortune 500 companies. The ideal candidate has over 8 years of experience in produc ...

Staff & Principal Product Engineer — Build with Impact

Fifth Dimension is looking for a Software Engineer in Greater London to take ownership of product areas end-to-end, from design to delivery. You will collaborate across teams to build scalable solutions, lead projects involving backend APIs, and ensure a strong user experience. The ideal candidate has strong Pyt ...

Graduate Software Engineer, Embedded & Systems

A leading AI compute innovator in Cambridge is looking for a system software engineer to develop high-quality APIs and software for hardware platforms. Candidates should possess a relevant degree and have experience with low-level software, electronics, and programming languages like C, C++, and Python. The role ...

Lead SDET — Automation Architect & QA Innovator

Experian Group is hiring a Test Engineer in Nottingham to design and execute test strategies, develop automation frameworks, and enhance QA practices. The ideal candidate has a solid background in quality engineering, strong programming skills in Python, and experience with CI/CD tools. Benefits include a great ...

AI Platform Engineer — LLM/MLOps at Scale

A leading health technology company is searching for an AI/ML Platform Engineer to join their team. In this role, you will be responsible for developing and optimizing AI systems, with a focus on enhancing infrastructure. The ideal candidate should have over 4 years of experience in machine learning, strong Pyth ...

Research Software Engineer, HPC & GPU Optimizations

Durham University is seeking a Research Software Engineer to enhance the performance of scientific codes within the High Performance Computing team in the Department of Physics. Key responsibilities include implementing efficient algorithms, conducting performance benchmarking, and collaborating with researchers ...

AI & Data Solutions Engineer: Automate, Analyze, Drive ROI

Black Sheep Coffee is looking for an AI & Data Solutions Engineer in Greater London. This role focuses on implementing data, AI, and automation initiatives across the business, requiring strong analytical and technical skills. Responsibilities include identifying improvement opportunities, supporting new tool ad ...

Threat Detection & Response Engineer Automations & IR

A technology company in Greater London is seeking a Threat Detection and Response Engineer to join its Threat Operations team. This role involves developing and automating security event detection and response processes, collaborating with teams to investigate incidents, and participating in an on-call rotation. ...

Endpoint Security Engineer: Cloud Migration EPP Specialist

A recruitment agency is seeking an Endpoint Security Engineer for a hybrid role in Chester. The successful candidate will support a cloud migration programme, design advanced endpoint security solutions, and collaborate with security teams. Proven skills in endpoint security, Application Control with BeyondTrust ...

Digital Twin Deployment Engineer (Utilities) London

A leading technology company in Greater London is seeking an Implementation Engineer to transform utility and geospatial data into accurate digital twin models of electricity networks. This role involves ingesting massive datasets and serving as a technical liaison to ensure successful deployments. The ideal can ...

Platform Engineer, Threat Modeling & Security Tools

A leading technology firm in Cambridge is seeking a Software Engineer to develop an internal threat modeling platform integral to the security development lifecycle. The role requires expertise in Python, backend application development, and familiarity with cloud environments like AWS. Responsibilities include ...

Lead AI/ML Platform Engineer (Production Grade)

A global financial services leader is looking for a Lead Software Engineer to work within their AI/ML Data Platforms team. This role involves software development, collaboration with data scientists, and mentoring junior engineers to enhance product delivery. The ideal candidate should have a strong proficiency ...

Gen AI Solutions Engineer Hybrid UK

A leading AI solutions provider is seeking an Applied AI Solution Engineer to design, build, and deploy applications using large language models. The role involves collaborating with clients to provide tailored AI solutions, leading technical projects, and ensuring ethical standards in AI development. Candidates ...

Applied AI Engineer II Production ML & Generative AI

A global financial institution is seeking a Software Engineer II - Applied AI to drive AI innovation and optimize business processes through advanced machine learning. You will lead the development of AI-powered products, collaborate extensively, and ensure the scalability of AI solutions. Ideal candidates will ...

Senior Azure Data Engineer (Databricks) – Hybrid London

A financial services technology firm is seeking a Principal Azure Data Engineer to lead the architecture of data platforms. You will drive the design and implementation of data solutions using Databricks within Azure, guiding cross-functional teams on best practices. The ideal candidate will have extensive exper ...

AI Infrastructure Engineer Scalable Agent Platform

A leading technology company in Manchester seeks an AI Software Engineer to optimize systems for AI-powered agents. Candidates should excel in Python and MySQL, with opportunities to collaborate across product teams. This role promotes a diverse culture valuing innovative ideas and commitment to customer success ...

Lead Software Engineer — AI, Data & Cloud Delivery

A technology firm in Greater London is seeking a Lead Software Engineer to guide technical project delivery and ensure the creation of high-quality, scalable solutions. You will lead software development projects, manage delivery teams, and build strong client relationships. The ideal candidate will have extensi ...

Senior Modelling Engineer II AI Powered Training Algorithms

A leading sports technology firm in London seeks an experienced Software Engineer to enhance its training platform. The role involves developing and optimizing training features, collaborating with cross-functional teams, and utilizing data-led approaches. Candidates should have around 5 years of experience in s ...

Senior Applied AI Engineer Autonomous Agent Architect

A leading financial services firm is seeking an AI Engineer to design, build, and deploy autonomous AI agents that streamline workflows. You will collaborate across teams to translate needs into robust multi-agent systems, leveraging cutting-edge frameworks. Candidates should possess an advanced degree in a rele ...

Elite DevOps & SRE Engineer Hybrid London

A leading fintech firm in London is seeking a DevOps/Site Reliability Engineer to join its elite team. This role involves hands-on engineering, improving large-scale infrastructure, and automating tasks with Python. Candidates should have 2-15 years of Linux experience and familiarity with CI/CD, Docker, Kuberne ...

Platform Observability Lead – Cloud Telemetry & DX

A leading global bank is seeking a Lead Software Engineer in Greater London. In this role, you'll enhance the developer experience through scalable observability tools that support cloud-native services. The ideal candidate has a strong software engineering background, hands-on experience with Python and cloud t ...

AWS Cloud Tech Lead | Big Data & PySpark (Hybrid)

A technology company in Northampton seeks a Technical Lead Engineer with expertise in AWS and Big Data. The role involves translating project requirements into technical solutions, collaborating in a hybrid environment, and participating in Agile methodologies. Candidates should have 6-8 years of experience, str ...

Hybrid Senior Modelling Engineer — Run Training Algorithms

A leading fitness technology firm based in Greater London is seeking a Software Engineer with expertise in Python to join their Train Team. You will be responsible for building and delivering innovative training features, leveraging data-driven approaches, and coaching fellow engineers. The role offers a competi ...

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    Senior Java Python Engineer Jobs in United Kingdom Job Search Guide, Trends and Insights