Senior Devops Developer Java Python Jobs in London, UK

Professional job seekers finding United Kingdom jobs through Expertini
750,000+ professionals on Expertini 750,000+ Candidates
Join our global community
Expertini Penguin Mascot Resume Score™
Resume Score™ Instantly
Upload Your CV
Quick 30-second process

Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

Reset

Create Job Alert

 
   
Reset

Senior Fullstack Engineer: Admin & AI Enablement (Remote)

A dynamic technology company is seeking a Senior Fullstack Engineer to develop high-quality administrative tools for their internal platform. This role offers an opportunity to shape internal workflows with practical AI enhancements. The ideal candidate has 5+ years of experience across front-end and back-end de ...

Senior Data Science Consultant | Driving AI & Business Impact

A dynamic consulting firm in Greater London is seeking a Senior Consultant in Data Science. This role involves delivering advanced analytics and digital product solutions while leading defined workstreams. The ideal candidate will have over 4 years of experience in data science, demonstrating strong skills in Py ...

Senior Product Analyst: Data Driven Experiments

A leading travel company in Greater London is seeking a Senior Product Analyst to support product teams through data-led decision making during a high demand period. The ideal candidate will shape analytical strategies for experiments, conduct A/B testing, and present insights to diverse stakeholders. Proficienc ...

Senior Data Scientist Causal ML for Growth & LTV

Dojo is seeking a Senior Data Scientist to lead causal retention modeling and develop LTV frameworks to drive commercial outcomes. The ideal candidate will have over 5 years of experience in data science, strong proficiency in Python and SQL, and a deep understanding of statistical methodologies. This role empha ...

Senior Software Engineer Build Scalable Solutions

Rippling is looking for a Senior Software Engineer in Greater London to enhance their payroll platform, which serves hundreds of thousands of employees. In this role, you will lead initiatives to create new product functionalities and rearchitect key platform components. Ideal candidates should have over 6 years ...

Senior Revenue Engineer Pricing Platform & Data Pipelines

A global mobility platform in London is seeking a Senior Revenue Engineer to build scalable pricing infrastructure. You will design and implement systems for pricing optimization, collaborating with multiple teams to ensure reliability and performance. The ideal candidate has 5+ years in backend engineering, exp ...

Senior AI Engineer — Production Grade AI for Real World Ops

Hadean is looking for a Senior AI Engineer to join our dominAI team in London. This role involves integrating AI into production software, mentoring engineers, and collaborating with cross-functional teams. Candidates should have a degree in Computer Science or a related field, at least 3 years of experience in ...

Senior Data Scientist, CLV & Personalisation

A leading gaming company in Greater London seeks a Senior Data Scientist to develop advanced machine learning models aimed at enhancing player engagement and value. The ideal candidate will possess strong technical skills in machine learning, experience with large datasets, and a proactive mindset to drive impac ...

Senior Data Science Consultant | ML, Dashboards & Strategy

Moorhouse Consulting is looking for a Senior Consultant to join their Data Science team in Greater London. This role involves delivering advanced analytics solutions, engaging with clients, and leading analytics workstreams. Candidates should possess over 4 years of experience in data science, strong Python and ...

Senior Revenue Engineer Hybrid Pricing Infra (London)

A leading mobility solutions provider is looking for a Senior Revenue Engineer to design and implement pricing infrastructure and systems. You will collaborate with various teams to ensure the reliability and scalability of pricing systems. The ideal candidate has over 5 years of backend engineering experience, ...

Senior Data Test Engineer — ETL, Cloud & Automation

A leading data transformation firm is looking for a Senior Test Engineer to design and implement automated test frameworks for data pipelines and ETL processes. The ideal candidate will have strong experience in test automation, deep expertise in data validation, and proficiency in SQL and Python. The role requi ...

Senior Full Stack Engineer, Real Time Sports & AI

Brain Analytics, based in Greater London, is seeking a Senior Full-Stack Engineer to take full ownership of features across the stack. You'll work on real-time sports analytics and AI products, integrating complex data into user-friendly interfaces. Ideal candidates have over 5 years of experience, strong Python ...

Senior Full Stack Engineer (Backend & Data) Finance

Conquer AI is hiring a Senior Full Stack Engineer in Greater London. This role involves building and evolving workflow platforms and designing APIs. The ideal candidate has over 8 years of experience, strong skills in Python and SQL, and a background in financial services. You will work closely with stakeholders ...

Senior Analytics Leader, Risk & Strategy

McGregor Boyall is seeking a Senior Manager - Advanced Analytics in the Greater London area. This hybrid role is geared towards leading a central analytics capability within a prominent financial services organization. The ideal candidate will manage a team of analytics professionals, ensuring delivery of advanc ...

Applied AI Data Scientist – Insurance, LLMs & Claims Insight (Hybrid)

Cornucopia IT Resourcing is looking for a Senior Data Scientist specialized in Applied AI for the commercial insurance market. The role involves designing and iterating LLM prompt pipelines, handling unstructured claim documents, and building frameworks to validate AI outputs. Candidates must have strong hands-o ...

Senior Data Scientist – Responsible Investment & Climate

LGBT Great is seeking a Senior Data Scientist in Greater London to work within their Responsible Investment function. The successful candidate will leverage 5+ years of experience in data wrangling and analysis to extract insights from large, complex datasets related to responsible investment. Key responsibiliti ...

Senior LLM Engineer Client Facing AI Architect

Leute Passen Technologies is seeking a Senior AIML Engineer to design and implement AI solutions in a hybrid role based in London. You will architect advanced LLM systems, lead client engagement, and mentor junior staff. Candidates should have over 6 years of experience in data science or AI, with hands-on exper ...

Senior Principal AI Engineer: Client‑Facing Solutions Architect

Expleo Group is looking for an experienced Senior Principal AI Engineer in Greater London to design, build, and deliver production-grade AI solutions. The role involves technical leadership, client engagement, and applying best practices in responsible AI delivery. Ideal candidates will have strong AI engineerin ...

Senior Applications Engineer — Remote Leader in Full Stack

Connect Fibre is seeking a Senior Applications Engineer to design and implement backend services and develop frontend applications. This role requires over 5 years of software development experience and strong skills in programming languages like JavaScript, Python, and PHP. The candidate will lead projects, men ...

Senior Windows Systems Engineer Hybrid London (VMware/VDI)

A leading FinTech firm is looking for a Senior Windows Systems Engineer to work in London with a hybrid setup. This role offers a mix of project work and operations, requiring skills in VMware vSphere, Horizon VDI, and Exchange/Microsoft 365. Familiarity with PowerShell and Python is essential. The ideal candida ...

Lead Data Scientist: AI Solutions & Hybrid Work

A leading AI solutions provider based in Greater London is seeking a Senior Data Scientist to lead high-impact AI projects. The ideal candidate will possess strong Python skills, expertise in data science paradigms, and the ability to mentor junior staff while ensuring robust AI solutions. This role emphasizes b ...

Senior EMS/OMS Engineer Low Latency Trading Platform

Cititec is looking for a Senior Software Engineer to join their team in London on a 6-month contract paying approximately £950 per day. The role involves building execution and order management systems for global commodities trading, with responsibilities across design, implementation, and collaboration with tra ...

Senior Data Architect: Enterprise Data Strategy

Anson McCade is looking for a Data Architect to join their consultancy in the UK. This pivotal role involves defining data architecture and strategy across complex transformation programmes. Ideal candidates will have proven experience in data architecture or as a Senior Data Engineer, with strong skills in Pyth ...

Senior Modelling Engineer, AI Accelerator Pre Silicon

A leading AI technology firm is seeking a Senior Modelling Engineer to develop pre-silicon models for innovative AI acceleration hardware. You will collaborate closely with hardware, software, and machine learning engineers to drive product design and verification. Ideal candidates will have over 5 years in semi ...

Senior ML Runtime Engineer: Rust Inference & AI Accelerators

A cutting-edge AI company is seeking a Senior ML Runtime Engineer in London or Bristol. In this role, you will integrate innovative AI acceleration hardware with leading projects like PyTorch and vLLM, and develop a high-performance Rust runtime. The ideal candidate will have 5+ years of experience in ML softwar ...

Senior Data Pipelines Engineer, Macro & Industries

A leading financial data company in Greater London is seeking a Senior Software Engineer to build and maintain robust data pipelines. The ideal candidate should have strong backend experience with Python, a relevant degree, and the ability to design scalable systems. This role involves collaboration with various ...

Senior SRE – Electronic Trading Observability Lead

A global financial services firm in Greater London is seeking a Senior Software Engineer / SRE to focus on ensuring observability and resilience for its Electronic Trading systems. You will drive reliability initiatives, develop frameworks for tracking metrics, and collaborate on system health reports. The ideal ...

Senior Full Stack Engineer – Greenfield AI Platform, London

A disruptive tech startup in London is seeking a Senior Full-Stack Software Engineer to take ownership of their technical foundation. This greenfield role offers the chance to build a customer-facing platform and establish engineering standards. Candidates should have over 5 years of experience with modern web a ...

Senior ML Engineer, Climate Tech, Hybrid London

Planet A is seeking a Senior Machine Learning Engineer in London to build, test, and deploy models for optimizing industrial operations using machine learning. The role involves collaboration with product teams and contributions to the development of scalable ML systems, with the aim of reducing carbon emissions ...

Senior Backend Engineer, Fintech Data & ML Platform

Wave Group is seeking a Senior Software Engineer to be part of their cross-functional product team in Central London. You'll engage in backend-heavy engineering within a Python/FastAPI stack, taking ownership of code reviews, mentoring team members, and driving projects from an early stage. The company offers a ...

Property Catastrophe Risk Director – Research & Strategy

Gallagher Re in Greater London seeks a Senior Catastrophe Risk Expert to enhance property risk management practices. You will lead research on catastrophe models, support clients in understanding complex risks, and develop innovative solutions. A PhD in sectors like Hydrology is required alongside programming sk ...

Senior AI Data Scientist & Strategy Leader

A leading tech consulting firm is seeking a Senior Data Scientist to lead the design and delivery of cutting-edge AI solutions. In this role, you will collaborate with diverse teams to translate business challenges into strategic data-driven solutions. The ideal candidate should possess extensive experience in a ...

Lead Freight Analytics: Build Markets & Forecasts

Redstone Search Group is looking for a lead/senior analyst to establish a freight and commodity analytics division. Based in London or Madrid, you will build a freight analytics capability, deliver market analysis, generate trade ideas, and partner with traders. Successful candidates will have 7+ years in dry bu ...

Senior AI Engineer — Lead Production AI & GenAI Solutions

LegalAndGeneral is seeking a Senior AI Engineer to lead the design and delivery of enterprise-level AI solutions. This role combines deep technical expertise and collaborative leadership, involving interactions with product and architecture teams to ensure AI systems are safe, scalable, and valuable. Responsibil ...

Growth Marketing Data Scientist (Remote friendly + Equity)

A leading fintech company is seeking an experienced Senior Marketing Scientist to lead data analytics for its innovative multi-product app. You will analyze marketing campaign performance across various channels, drive experimentation rigor, and collaborate closely with product and credit managers. The ideal can ...

London based Senior Software Engineer – FinTech Platform

Barclays seeks a Senior Software Engineer in London to design and build scalable C# (.NET/.NET Core) and Python calculation engines. The role involves developing data models in SQL Server, delivering low-latency REST APIs, and collaborating with stakeholders for accurate billing outputs. Ideal candidates will ha ...

Autonomy Data Engineer: Scale AI Pipelines on AWS/Databricks

A leading electric vehicle manufacturer in Greater London is seeking a Senior Software/Data Engineer to enhance their analytics data platform. This role requires extensive experience in data engineering, specifically with AWS services and Databricks. The successful candidate will develop and scale data analytics ...

Performance Strategy & Operations Lead Remote

InvestEngine is seeking a Senior Strategy & Operations Manager, a critical role focused on enhancing company performance metrics. You'll work with the CEO and COO to build a data-driven performance system, implement KPIs, and improve operational effectiveness. The role requires 5–8+ years of experience in high-g ...

Senior Data Architecture Lead – Systems & Data Strategy

Citibank (Switzerland) AG is seeking a Data Architecture Lead Analyst in Greater London. This senior-level position entails developing complex database programs using Python and overseeing systems design while mentoring team members. Candidates should have a Bachelor's degree, proven experience in Data Architect ...

Senior Data Scientist Product ML & Experimentation

A growing B2B SaaS company in Greater London is seeking a Senior Data Scientist as their first hire. The role involves collaborating across teams to improve product features through machine learning and experimentation, with a strong emphasis on using Python and SQL. Candidates should have excellent communicatio ...

Senior Tech Lead, Freight Platform (Remote)

A leading global energy company is seeking an experienced Senior Software Engineer (Tech Lead) to develop a new integrated freight management platform. You will be responsible for leading the technical design and standards and ensuring successful project execution within an innovative technology environment. Pre ...

Senior Data & MLOps Engineer — Scale AI Infrastructure

A technology-driven company in Greater London is seeking a Senior Data & MLOps Engineer to design and scale infrastructure for its GPU Intelligence Platform. You will implement scalable data ingestion and productionize ML models while collaborating with various teams to enhance system performance. The ideal cand ...

Senior Internal Tools Engineer Drive Growth & Impact

A fintech company based in London is seeking a Senior Software Engineer to join its growing engineering team. You will define, build, and iterate on features for internal tooling while collaborating with cross-functional teams. The ideal candidate has over 5 years of experience with API development using Python ...

Senior Data Scientist Lead High Impact AI Projects

A leading AI consultancy firm in the City of London is seeking a Senior Data Scientist to lead high-impact AI projects and mentor junior colleagues. The role requires strong Python programming skills and deep expertise in data science paradigms. You will work collaboratively within the team to deliver bespoke AI ...

GenAI IT Senior Data Scientist AI Strategy & Delivery

A leading consulting firm in Greater London is seeking a GenAI IT Senior Data Scientist to develop and implement innovative solutions utilizing Generative AI. This role requires strong expertise in Data Science and machine learning, alongside advanced proficiency in Python and other tools. You will work collabor ...

Senior Data Scientist — Network Forecasting & Impact

A leading logistics innovation firm seeks a Senior Data Scientist to build and maintain forecasting models that directly inform operational decisions. Work within a dynamic data team, applying advanced data science techniques to drive efficiency across logistics operations. Ideal candidates should have strong pr ...

Senior Platform Software Engineer – Cloud & AI

Carbon Re is hiring a Senior Software Engineer in London to join their platform team and advance AI technology for carbon reduction. This role requires expertise in cloud architecture, with experience in AWS or GCP, and proficiency in Python and Terraform. The successful candidate will help deploy workloads in c ...

Principal Software Engineer

Senior Tech Consultant | Partnering with high growth, VC & PE backed scale-ups Principal Software Engineer – Drive Social Impact Through Tech Location: London (Hybrid or Remote) Are you a tech leader passionate about using software to ...

Presales Engineer in London Personetics

Presales Engineer London, United Kingdom Posted 9 months ago Tech stack: Linux, Java, SQL, Artificial Intelligence, predictive analytics. Skills Working knowledge of AI, Machine Learning, and predictive analytics. Conversational understanding of a ...

Full Stack Engineer

Client: Largest American Credit Card Company Location: AMEX London Victoria 3 days/week, 2 days/week WFH Years of Exp: 3-9 years Skills: Full Stack, Kotlin (essential), TypeScript (essential), CI/CD, Java £25-£40/hr depending on experience and assessment level, Inside IR ...

🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

To-Do Planner

Organize your job search and personal tasks. All data is confidential.

Open Planner

Wellbeing Center

Access your confidential wellness report and resources to manage job search stress.

Check Wellbeing

Skill Coach

Plan your skill development with O*NET support to stay competitive in your field.

Start Coaching

Outfit Helper

Get AI-powered suggestions on what to wear for your next interview.

Find Outfit

Income Tax Calculator

Plan your finances with our calculator, updated for 2025 tax regulations.

Calculate Tax

Salary Benchmark

Get accurate, AI-supported salary trends to know your worth and negotiate better.

Check Salaries

Interview Practice

Practice for any interview with AI-enabled Q&A sessions. All data is private.

Start Practicing

Interview Predictor

Use our AI-supported tool to predict potential interview questions based on your resume.

Predict Questions

Interview Practice Timer

Use our mock interview trainer to perfect your answers under timed conditions.

Start Timer

Behavioral Mastery

Ace tricky behavioral interviews with our AI-powered practice module.

Master Answers

Question Journal

Confidentially record interview questions you were asked for future reference.

Open Journal

Interview Ace

A comprehensive tool to help you master every aspect of your interviews.

Become an Ace

Q&A Logs

Confidentially track your answers to common questions and refine them over time.

View Logs

Application Planner

Schedule and organize your job applications in one confidential planner.

Open Planner

Cover Letter Tool

Create perfect, tailored cover letters for each application with AI support.

Generate Letter

Resume Score

Get instant feedback on your resume with our NLP-supported analysis tool.

Check My Score

ATS Score

Check your resume's compatibility with Applicant Tracking Systems (ATS).

Check ATS Score

Application Analyzer

Use AI to analyze job descriptions and optimize your application materials.

Analyze Application

Career Visualizer

Confidentially plan and visualize your long-term career path and goals.

Visualize My Career

Offer Genius

Get intelligent insights and strategies to confidently negotiate job offers.

Negotiate Offers

JobFlow

Track your entire job search progress from application to offer with this intelligent tool.

Track My Flow

JobSense

Our intelligent matching engine that provides smart job recommendations.

Get Smart Matches

Networking Toolkit

Tools to build and manage your professional connections. All data is confidential.

Build Network

Professional CV

A classic, O*NET supported template for corporate and professional roles.

Use This Template

Executive CV

A premium, O*NET supported template designed for senior and C-level positions.

Use This Template

Modern CV

A fresh, stylish, O*NET supported template perfect for tech and modern industries.

Use This Template

Creative CV

A visually distinct, O*NET supported template for design and artistic roles.

Use This Template

Minimalist CV

A clean, simple, O*NET supported template that focuses purely on content.

Use This Template

Europass CV

The standard European Union recommended format for wide compatibility.

Use This Template

Student CV

An institution-recommended template perfect for internships and first jobs.

Use This Template

Graduate CV

An institution-recommended template for recent graduates entering the workforce.

Use This Template

Academic CV

The researcher-recommended format for roles in academia and research.

Use This Template

Developer/IT CV

A tech-savvy recommended template to highlight your technical skills.

Use This Template

Skilled Worker CV

A trades-recommended template to showcase hands-on skills and experience.

Use This Template

Monochrome CV

A sleek, black-and-white, O*NET supported template for a professional look.

Use This Template

Art CV

An artist-recommended template that allows your creativity to shine.

Use This Template

Harvard CV

A researcher-recommended template based on the classic Harvard format.

Use This Template

Volunteer Research

Help us improve our platform by joining our community research program.

Join Research

Review Us

Share your experience with our tools to help other job seekers.

Share Experience

Register

Create your free account to save jobs, build your profile, and track applications.

Create Account

Login

Access your dashboard, manage applications, and continue your job search.

Access Your Account

Profile Builder

Create a comprehensive professional profile that attracts recruiters and showcases your skills.

Build Your Profile

View Profile

See your public profile exactly as employers will see it. Make sure it's perfect.

Preview Profile

Bookmarked Jobs

Keep track of all your saved job opportunities in one organized place.

View Saved Jobs

Your Reviews

View and manage all the company reviews you've submitted.

See Your Reviews

Following

Manage the list of companies you follow to stay updated on their new openings.

Manage Following

Find Companies

Discover and research top employers in your country and industry.

Discover Employers

Standalone CV Builder

Use our O*NET supported CV builder to create a professional resume from scratch.

Build Your CV

PDF to DOC (Beta)

Convert your PDF resumes or documents into editable Word (DOC) format.

Convert PDF

DOC to PDF (Beta)

Create universally compatible PDF documents from your Word (DOC) files.

Create PDF

General FAQ

Find answers to common questions about our job site and platform.

Read FAQ

Job Seekers FAQ

Get help and find answers to questions specifically for job seekers.

Get Help

Job Matching

Learn about the technology and algorithms behind how we match you to jobs.

Learn How

Personalized Matching

Discover how we use your profile and activity to provide customized job suggestions.

Learn More

Quick Apply

Understand our fast application process and how to make the most of it.

Learn More

Alert Frequency

Learn how to manage your job alert settings so you get the updates you want.

Manage Settings

Job Alerts Guide

A complete guide to understanding how job alerts work and how to use them effectively.

Read Guide

Resume Matching

Learn how our system matches your resume to job requirements.

Learn More

Ethical Branding

Read our guide to building a professional and ethical personal brand.

Read Guide

Candidate Visibility

Learn how to increase your visibility to recruiters on our platform.

Increase Visibility

Verified Badge

Find out how you can get a verified badge to build trust with employers.

Get Verified

AI ATS Technology

Learn about the advanced AI and ATS technology that powers our platform.

Learn More

ATS Ranking

Understand how Applicant Tracking Systems rank you as an applicant.

Learn More

Semantic Matching

Learn how our AI-powered semantic matching goes beyond keywords.

Learn More

    Senior Devops Developer Java Python Jobs in London Job Search Guide, Trends and Insights