Ruby on Rails AI Engineer — SaaS Backend & LLMs

Company IconRemotestar
Location IconCambourne

Remotestar is seeking a software engineer with a strong background in backend development and AI/ML tools. The role involves designing and implementing AI-driven features within a SaaS platform focused on energy operations. Candidates should have 3+...Read More>>.

Posted: May 2nd, 2026
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Senior Python Automation Engineer for AI & LLM Systems

Company IconResillion
Location IconGlasgow

Resillion is seeking a Senior Automation Tester (Python) to join their team in Glasgow. This role involves developing automation frameworks for AI systems, executing tests for conversational flows, and collaborating closely with product teams to ensu...Read More>>.

Posted: May 3rd, 2026
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Senior Lead Software Engineering - Python, Cloud, AI ML

Company IconJ.P. MORGAN
Location IconLondon

Job Description J.P. MorganChase is seeking a Senior Software Engineer with expertise in AWS and Python, and a passion for Machine Learning, to help engineer and deploy innovative ML solutions into production. You will join...Read More>>.

Posted: May 4th, 2026
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Senior Python Data Engineer — AI Connectors (Remote UK)

Company IconClickHouse
Location Icon

ClickHouse is hiring a Senior Software Engineer specializing in Python and the Data Ecosystem to enhance our data engineering processes. This remote role emphasizes building integrations with orchestration platforms, ensuring high performance and...Read More>>.

Posted: May 29th, 2026
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Lead AI/ML Engineer (Python) – Cloud, MLOps & AWS

Company IconJ.P. MORGAN
Location IconLondon

A leading global financial services firm is seeking a Lead Software Engineer to join their Applied Artificial Intelligence and Machine Learning team. You will play a pivotal role in transforming operations by integrating innovative AI/ML solutions. T...Read More>>.

Posted: May 30th, 2026
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Lead AI/ML Software Engineer - Python & Cloud

Company IconJPMorgan Chase & Co.
Location IconLondon

JPMorgan Chase & Co. is seeking a Lead Software Engineer to join the Applied Artificial Intelligence and Machine Learning team. In this role, you will help transform operations by developing robust APIs and services using Python and AWS, while col...Read More>>.

Posted: May 30th, 2026
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Lead Software Engineer - Applied AI/ML Python Engineer

Company IconJPMorgan Chase & Co.
Location IconLondon

Join the Applied Artificial Intelligence and Machine Learning team as a Lead Software Engineer within Corporate and Investment Banking.You will play a pivotal role in transforming the operations of the w...Read More>>.

Posted: May 30th, 2026
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Lead Software Engineer - Applied AI/ML Python Engineer

Company IconJ.P. MORGAN
Location IconLondon

Job Description Join the Applied Artificial Intelligence and Machine Learning team as a Lead Software Engineer within Corporate and Investment Banking. You will play a pivotal role in transforming the operations of the wo...Read More>>.

Posted: May 30th, 2026
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Senior Java Engineer – AI‑Driven Cloud Platform, Equity

Company IconBehavox Limited.
Location IconLondon

Behavox Limited. is seeking a Senior Software Engineer (Java) to drive technical direction across core product domains in London. The role focuses on AI-assisted engineering and the design of complex systems, requiring strong expertise in Java and...Read More>>.

Posted: May 30th, 2026
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Product Tech Lead - AI SaaS, Scalable Backend

Company IconDifferent Technologies Pty Ltd.
Location IconLondon

Different Technologies Pty Ltd. is seeking a Product Technical Lead in Greater London to guide their AI-enabled software product’s evolution. This hands-on leadership role combines strategic direction with active development, requiring strong Py...Read More>>.

Posted: May 30th, 2026
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QA Engineer: Web, Mobile & API Quality Assurance

Company IconThe Financial Times Ltd
Location IconLondon

The Financial Times Ltd is seeking a detail-oriented Quality Assurance (QA) Engineer to ensure high-quality digital experiences for its readers. You will play a key role across customer-facing teams, performing manual and exploratory testing, and...Read More>>.

Posted: May 30th, 2026
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Senior QA Automation Engineer - TDD, API & CI/CD

Company IconNTT DATA
Location IconLondon

RequirementsDue to the nature of the work/client, you must have or be eligible to gain SC Clearance,Must have excellent written and verbal communication skills, experience working in Agile delivery teams using TDD with Ja...Read More>>.

Posted: May 30th, 2026
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Senior Python Engineer for AI SaaS – Remote/Hybrid UK

Company IconWhatsoninsheffield
Location Icon

Whatsoninsheffield is seeking a Software Engineer to join one of Europe’s fastest-growing B2B SaaS companies. You will work across the stack, mainly on Python backend, and will own your projects from design to deployment.The role offers a...Read More>>.

Posted: May 31st, 2026
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Senior Python Automation Engineer — Tools & Embedded QA

Company IconRoku, Inc.
Location IconCambridge

A global media technology company is seeking a Senior Software Engineer to join their software automation team in Cambridge. This role involves building and maintaining automation frameworks and tools for embedded devices with a strong focus on Pytho...Read More>>.

Posted: May 31st, 2026
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Lead AI/ML Platform Engineer (Python, AWS)

Company IconFairygodboss
Location IconLondon

Fairygodboss is seeking a Lead Software Engineer in Greater London to join the Applied Artificial Intelligence and Machine Learning team. The successful candidate will be integral to transforming operations at one of the world's largest banks. Res...Read More>>.

Posted: May 31st, 2026
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Senior Java Engineer – AI‑Driven Cloud Platform, Equity

Company IconBehavox
Location IconLondon

Behavox is looking for a Senior Software Engineer (Java) to lead technical direction across core product domains. This role involves deep hands-on Java engineering and architectural ownership.Join a high-performance organization in Canada w...Read More>>.

Posted: May 31st, 2026
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Lead Software Engineer - Applied AI/ML Python Engineer

Company IconFairygodboss
Location IconLondon

Join the Applied Artificial Intelligence and Machine Learning team as a Lead Software Engineer within Corporate and Investment Banking. You will play a pivotal role in transforming the operations of the world's largest bank. You will collaborat...Read More>>.

Posted: May 31st, 2026
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Lead Python Engineer for AWS AI/ML in Production

Company IconJPMorgan Chase & Co.
Location IconLondon

JPMorgan Chase & Co. is seeking a Lead Software Engineer specializing in AWS and Python to develop and deploy innovative Machine Learning solutions. This role involves close collaboration with Data Scientists and technology teams, contributing to...Read More>>.

Posted: May 31st, 2026
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Remote Senior Python QA Engineer for AI Systems (Docker)

Company IconMindrift
Location IconGlasgow

Mindrift is seeking a Senior Python Developer for project-based opportunities in Glasgow. This role focuses on creating functional tests for large codebases and requires strong Linux and Docker expertise.The ideal candidate will have over 5...Read More>>.

Posted: May 31st, 2026
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Hybrid QA Automation Engineer in Newcastle — C# & API Testing

Company IconRonald James Ltd.
Location IconNewcastle upon Tyne

Ronald James Ltd. is seeking an Automation QA Engineer to enhance the quality and reliability of their platform. This hybrid role requires 2 days a week in the Newcastle-upon-Tyne office. The successful candidate will design, develop, and maintain...Read More>>.

Posted: May 31st, 2026
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Senior Python Software Engineer - AI SaaS (Remote/Hybrid)

Company IconWave Group
Location Icon

Wave Group is seeking a Software Engineer to join their AI SaaS team, offering a salary of up to £90k. You will primarily work on Python backend while collaborating across product and engineering to build features that matter.The role emph...Read More>>.

Posted: June 1st, 2026
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Junior Python Developer 12 months fixed term contract

Company IconChenavari Investment Managers
Location IconLondon

London | Fixed Term | 0–1 YOE | Python Software DevelopmentChenavari Investment Managers is looking for a talented Junior Python Developer to join its Risk Management team as for 12 months. You will be part of a high-perf...Read More>>.

Posted: June 2nd, 2026
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Mid & Senior Full Stack Engineers | Green Tech & AI | React.js / Node.js / TypeScript | London 2 Days Per Week | £50K - £120K+Equity

Company IconOwen Thomas | B Corp™
Location IconLondon

Mid & Senior Full Stack Engineers | Green Tech & AI | React.js / Node.js / TypeScript | London 2 Days Per Week | £50K - £120K+Equity Company:I'm looking for Full Stack Engineers...Read More>>.

Posted: June 2nd, 2026
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Machine Learning Engineer | Python | Pytorch | Natural Language Processing | LLM | Large Langua[...]

Company IconEnigma
Location Icon

Machine Learning Engineer | Python | Pytorch | Natural Language Processing | LLM | Large Language Models | Remote, Europe About Us We build AI assistants that make technical knowledge instantly accessible. As a research e...Read More>>.

Posted: May 31st, 2026
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Senior QA Engineer - Hybrid, Automation & API Testing Lead

Company IconFutureheads Recruitment | B Corp™
Location IconLondon

A leading consulting firm is seeking a Software Quality Engineer for a 12-month contract in London. The ideal candidate will work remotely and onsite, lead testing efforts, and mentor team members. Candidates should possess experience in functional a...Read More>>.

Posted: May 31st, 2026
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Mid - Senior Full Stack Engineer // Node.js, Next.js, TypeScript & AWS // Salary range £60K - £[...]

Company IconOwen Thomas | Pending B Corp™
Location IconLondon

Mid - Senior Full Stack Engineer // Node.js, Next.js, TypeScript & AWS // Salary range £60K - £90K // Tech For Good - E-Commerce - Start Up // LDN (Hybrid 3 days per week)I am currently working with an exciting tech for good e-commerce...Read More>>.

Posted: May 31st, 2026
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Senior Software Engineer – AI-Driven API & Automation

Company IconTRIA
Location Icon

A global, data-driven technology firm is seeking a Senior Software Engineer to join a dynamic team. This position offers significant autonomy and aims to push technical boundaries. The ideal candidate will have a passion for software engineering and...Read More>>.

Posted: May 31st, 2026
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Senior Lead Software Engineering - Python, Cloud, AI ML

Company IconJPMorgan Chase & Co.
Location IconLondon

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board.Job DescriptionWe have an opportunity to impact your career and provide an adventure where you can push the limits of what's possib...Read More>>.

Posted: May 31st, 2026
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Quality Assurance Developer - AI Trainer in Manchester - DataAnnotation

Company IconJava Script Works
Location IconManchester

RequirementsWe require candidates to be proficient in either Python and/or JavaScript. You should have proficiency in at least one programming language/framework (such as JavaScript, TypeScript, Python, C, C#, C++, HTML/CSS, React, Go,...Read More>>.

Posted: May 31st, 2026
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Senior Algo Developer (Java, Low Latency, FX) 1-year Contract - Inside IR35 - £920per day - Hyb[...]

Company IconHawksworth
Location Icon

Senior Algo Developer (Java, Low Latency, FX) 1-year Contract - Inside IR35 - £920 per day - Hybrid working/ London 1 day ago Be among the first 25 applicants. Get AI-powered advice on this job and more exclusive features. Direct mess...Read More>>.

Posted: May 31st, 2026
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Lead Python & AWS AI/ML Cloud Engineer

Company IconJ.P. Morgan
Location IconLondon

A global financial services firm is seeking a Lead Software Engineer who specializes in AWS and Python, focusing on innovative machine learning solutions. This position requires collaboration with data scientists and engineering communities to develo...Read More>>.

Posted: May 31st, 2026
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Lead Software Engineer – AI/ML, Python & React on AWS

Company IconJPMorganChase
Location IconLondon

A global financial services firm in Greater London is seeking a Lead Software Engineer specializing in Python and React. The role involves working within a high-growth team to improve loan management platforms with AI/ML functionalities. Candidates s...Read More>>.

Posted: May 31st, 2026
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Senior Python AI Engineer — ML, Infrastructure & Deployment

Company IconJust Eat Takeaway.com
Location IconLondon

A leading global online food delivery marketplace is looking for a Senior Engineer to join their Enterprise AI team. In this dynamic role, you will design and deploy AI-powered solutions, optimize data pipelines, and lead technical projects. The idea...Read More>>.

Posted: May 31st, 2026
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Senior Python AI Engineer — ML/AI Infrastructure Lead

Company IconJust Eat Takeaway.com
Location IconFleet

A leading online food delivery company in the UK is hiring a Senior Engineer to join their Enterprise AI team. You will design, develop, and deploy scalable AI applications, guide projects, and mentor team members. Ideal candidates should have strong...Read More>>.

Posted: May 31st, 2026
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Senior AI Engineer - Python, LLM, MLOps (Remote/WFH)

Company IconClient Server Ltd.
Location IconLondon

Client Server Ltd. is on the lookout for a Senior AI Engineer specializing in Python LLM MLOps, based in London. This role includes designing autonomous AI systems and deploying large language models, working closely with clients in finance techno...Read More>>.

Posted: June 1st, 2026
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Senior Lead Python Engineer - Data, Cloud & AI/ML

Company IconJPMorgan Chase & Co.
Location IconGlasgow

JPMorgan Chase & Co. is seeking a Senior Lead Software Engineer to design and deliver technology products within the Commercial & Investment Bank's Markets Research Technology team. This role demands hands-on engineering experience with a focus on...Read More>>.

Posted: June 1st, 2026
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Lead Software Engineer - AI/ML Data Platforms - AI Engineer - Python

Company IconJPMorganChase
Location IconLondon

Job Description 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 JPMorgan Chase within the AI/ML Data Platforms business, you are an...Read More>>.

Posted: June 1st, 2026
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Software Engineer III - AI ML in London - JPMorgan Chase & Co.

Company IconJava Script Works
Location IconLondon

Software Engineer III - AI ML London, UnitedKingdom Posted 10 months ago Company JPMorgan Chase & Co. Tech stack Artificial Intelligence TypeScript Python Java...Read More>>.

Posted: June 1st, 2026
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AI/ML Software Engineer III – Generative AI & LLM

Company IconJava Script Works
Location IconLondon

JPMorgan Chase & Co. is seeking a Software Engineer III specializing in AI and ML in London, United Kingdom. This full-time role emphasizes system design, application development, and maintaining operational stability. Candidates should have proficie...Read More>>.

Posted: June 1st, 2026
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Senior Data/ML Engineer - Python/Databricks/GCP

Company IconDW Search
Location IconLondon

Location: London DW Search are partnering on a high-impact contract opportunity within a fast-paced, data-driven environment supporting portfolio company initiatives for a major asset management firm. This role sits at the...Read More>>.

Posted: June 1st, 2026
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Senior Test Engineer: Automation, API & Cloud QA

Company IconKainos
Location IconBirmingham

Kainos in Birmingham is looking for a Senior Test Engineer (Senior Associate) to develop and execute automated and manual tests, working within an agile team. The role requires excellent communication skills, experience with automation testing tools...Read More>>.

Posted: June 1st, 2026
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Lead Software Engineer - Applied AI/ML Python Engineer

Company IconJPMorganChase
Location IconLondon

Join the Applied Artificial Intelligence and Machine Learning team as a Lead Software Engineer within Corporate and Investment Banking. You will play a pivotal role in transforming the operations of the world’s largest bank. You...Read More>>.

Posted: June 1st, 2026
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Senior Automation Test Engineer: CI/CD & API/UI Automation

Company IconIBM
Location IconEast Midlands

IBM is seeking a Senior Automation Test Engineer in East Midlands, UK. You will support public sector and defence clients by delivering reliable automated testing solutions. The role involves designing and developing automated test scripts while coll...Read More>>.

Posted: June 1st, 2026
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Senior Lead Python, Cloud Data & AI/ML Engineer

Company IconJ.P. MORGAN
Location IconGlasgow

Job Description We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Senior Lead Software Engineer at JPMorgan Chase within the Commercial & Investment Bank's Markets Re...Read More>>.

Posted: June 1st, 2026
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Production ML Engineer - Python, Databricks & GCP

Company IconDW Search
Location IconLondon

DW Search is looking for a Data and Machine Learning Engineer in London to build and productionise feature engineering pipelines for ML models. This contract opportunity supports initiatives for a major asset management firm and involves deploying...Read More>>.

Posted: June 1st, 2026
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Java Software Engineer, Using AI-Development Tools, Fully Remote JBLE1_NI

Company IconAdepta Partners Limited
Location Icon

Java Software Engineer - Payment Processing This is a fantastic opportunity to grow and evolve within a Software Engineering function with the opportunity to improve the software development process, methodologies and tools through applied experience...Read More>>.

Posted: June 1st, 2026
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Care and Support Worker Level 2 x 13 – Children’s Safe Accommodation Team

Company IconCyngor Sir Ceredigion County Council
Location IconPenmorfa

We operate a bilingual policy. All applicants are invited to apply in Welsh; any application submitted in Welsh will not be treated less favourably than an application made in English. Care and Support Worker Level 2 – Children’s Sa...Read More>>.

Posted: June 1st, 2026
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Assistant Accountant (with exposure to Python/VBA/SQL) - Top-tier Investment Firm - Extremely G[...]

Company IconMondrian Alpha
Location IconLondon

We are working exclusively with an extremely exciting, fast-growth investment firm, helping them secure an Assistant Accountant. This role is ideal for a detail-oriented professional with strong analytical skills and a passion for leveraging te...Read More>>.

Posted: June 1st, 2026
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AI & Automation Lead: Python, RPA, Mentoring (Hybrid)

Company IconMethod Resourcing
Location Icon

A leading consulting firm in the West Midlands is seeking an AI & Automation Lead to spearhead innovative automation projects. You will combine hands-on Python development with leadership, mentoring junior developers while ensuring alignment of techn...Read More>>.

Posted: June 1st, 2026
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HR Assistant: Payroll Data & Recruitment Support

Company IconJava Script Works
Location IconLeeds

Java Script Works is looking for a full-time HR Assistant in Leeds, United Kingdom. This role includes logging absences and supporting recruitment processes. Candidates will manage data in the LCC payroll system and assist with interview invites and...Read More>>.

Posted: June 1st, 2026
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