QA Automation Engineer - Cloud, CI/CD & Test Design

Company IconMethods
Location IconLondon

Methods is looking for a skilled Software Tester in Greater London to conduct hands-on testing across various applications. The ideal candidate will execute functional, regression, and exploratory testing while maintaining high standards of code q...Read More>>.

Posted: June 6th, 2026
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Full Stack Post Trade Developer – Elite Systematic Hedge Fund – C#, Angular/React, SQL – London[...]

Company IconMondrian Alpha
Location Icon

Full Stack Post Trade Developer – Elite Systematic Hedge Fund – C#, Angular/React, SQL – London – Market Leading Compensation One of the world’s most forward-thinking systematic hedge funds is expanding its Post-Trade Technol...Read More>>.

Posted: June 6th, 2026
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AI Engineer: Scale LLM Apps & AI Workflows (Hybrid UK)

Company IconOliver Bernard
Location IconLondon

Oliver Bernard is seeking an AI Engineer with a strong Python engineering background to build and deploy AI systems focusing on LLM applications. This high-growth company is scaling innovative solutions to optimize operational workflows.The...Read More>>.

Posted: June 6th, 2026
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Senior Platform Engineer: Cloud AI Systems (AWS/GCP)

Company IconCarbon Re
Location IconLondon

A leading environmental technology firm in Greater London is seeking a Senior Software Engineer to enhance their cloud architecture capabilities. This role involves owning platform components across AWS and GCP, deploying workloads in customer enviro...Read More>>.

Posted: June 6th, 2026
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Senior Java Lead Engineer - AI & Data Platforms

Company IconLondon Stock Exchange Group
Location IconLondon

A leading global financial markets provider is seeking a highly skilled Lead Java Engineer with over 12 years of backend software engineering experience. The role focuses on building the FTSE Russell Index Platform and involves leading projects from...Read More>>.

Posted: June 6th, 2026
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Remote AWS AI Engineer: Bedrock & Generative AI

Company IconNigel Frank
Location IconLondon

Nigel Frank is seeking AWS AI Engineers based in Greater London to engage in a hands-on delivery role focused on building and deploying AI solutions. The role requires strong experience with AWS Bedrock and Generative AI tools.Applicants sh...Read More>>.

Posted: June 6th, 2026
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Generative AI ML Engineer — Build Production AI Features

Company IconBumble
Location IconLondon

Bumble is seeking machine learning engineers to join our team in Greater London. You will be instrumental in developing next-generation AI-driven online dating solutions, working in a dynamic team that values creativity and collaboration.Th...Read More>>.

Posted: June 6th, 2026
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Senior AI/ML Engineer - Hybrid, Azure & Generative AI

Company IconUndisclosed
Location IconMacclesfield

An undisclosed company is seeking a Senior AI / ML Engineer to deliver scalable AI/ML solutions on Azure for a transformative digital modernization program. This role involves designing, developing, and deploying end-to-end AI/ML solutions in product...Read More>>.

Posted: June 6th, 2026
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Senior Ruby on Rails & React Developer – Hybrid Govt Digital

Company IconScrumconnect Limited
Location IconSwansea

Scrumconnect Limited in Swansea seeks a Senior Software Developer proficient in Ruby on Rails and React to join a collaborative, agile environment. You will design and build high-volume digital services, contributing to important government projec...Read More>>.

Posted: June 6th, 2026
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Senior ML Engineer - National Security (Lead, Onsite)

Company IconNLP PEOPLE
Location IconOxford

A leading machine learning company is seeking a Senior Machine Learning Engineer to tackle critical national security challenges. You will design and deploy ML solutions, mentor junior engineers, and work closely with a multidisciplinary team. Candid...Read More>>.

Posted: June 6th, 2026
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Ruby on Rails Engineer — Scale a Global Sports Club SaaS (Remote)

Company IconFreshteam
Location IconBelfast

TeamFeePay is seeking an experienced Ruby on Rails developer to join our growing team in Belfast, UK. You'll own features, tackle performance issues, and shape technical direction within a dynamic sports-tech startup. Ideal candidates have extensive...Read More>>.

Posted: June 6th, 2026
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Senior ML Engineer - Shape Financial Health with AI

Company IconNLP PEOPLE
Location IconCockermouth

NLP PEOPLE is hiring a Senior Machine Learning Engineer to drive innovative solutions in financial health. You will be responsible for training models, deploying them in production, and collaborating across teams to enhance user experiences. The idea...Read More>>.

Posted: June 6th, 2026
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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: June 6th, 2026
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Front-End Developer (6-Month Contract) - Immediate Start in London - The ECA International Group

Company IconJava Script Works
Location IconLondon

Desirable Experience (Nice to have): Familiarity with accessibility and SEO best practices. Experience with technologies such as Node.js, PostgreSQL, Express, GraphQL, AWS, GitHub, Terraform. Exposure to mobile...Read More>>.

Posted: June 6th, 2026
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Senior Staff ML Engineer - Content Platform, Multimodal

Company IconCreandum Advisor LLP
Location IconLondon

Creandum Advisor LLP is seeking a Senior Staff Machine Learning Engineer to shape the architecture and strategy for machine learning systems. This role focuses on content understanding and ensures safe, high-quality experiences for listeners and c...Read More>>.

Posted: June 6th, 2026
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SC-Cleared AI Engineer — Defense LLM & ML Pipelines

Company IconiO Associates
Location IconLondon

iO Associates is seeking an AI Engineer for an immediate 6-month contract in Greater London. In this role, you will architect and deploy Large Language Model solutions and Machine Learning pipelines specifically for the defence sector.The r...Read More>>.

Posted: June 6th, 2026
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Senior Full-Stack AI Engineer — Public Sector Scale

Company IconScale AI
Location IconLondon

Scale AI is looking for a Full Stack Software Engineer (Forward Deployed) to join their Global Public Sector team in Greater London. This role involves building impactful AI applications in collaboration with public sector partners, addressing cri...Read More>>.

Posted: June 6th, 2026
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Senior Kotlin Engineer (XP, GCP) – Investment Banking – London

Company IconSalt Digital Recruitment
Location IconLondon

Senior Kotlin Engineer (XP, GCP) – Investment Banking – London/HybridDaily rate: £600 - £800 (inside IR35) Duration: 6 months Start: ASAPMy client is looking for an experienced Senior Kotlin engineer to support and extend...Read More>>.

Posted: June 6th, 2026
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Junior Frontend Engineer (React/Vue/Angular) — TDD Focus

Company IconJava Script Works
Location IconLondon

Java Script Works is looking for a Junior Frontend Engineer to join their team in London. The role offers a salary range of £35,000 to £50,000. Candidates should be familiar with technologies such as React, TDD, Vue.js, and Angular. While the posit...Read More>>.

Posted: June 6th, 2026
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EMEA Platform Support Engineer — ML Infra in Production

Company IconLightning AI
Location IconLondon

Lightning AI seeks a Platform Support Engineer in London to support ML engineers with large-scale AI workloads. In this hybrid role, you will partner with customer teams, diagnosing and resolving complex issues in production environments, ensuring...Read More>>.

Posted: June 6th, 2026
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AI Solution Developer II — Foundry ML & GenAI

Company IconParexel International
Location Icon

Parexel International is hiring an AI Solution Developer II/Senior AI Solution Developer in the UK. This role involves leveraging Palantir Foundry to create and implement machine learning and AI solutions. Responsibilities include developing ML model...Read More>>.

Posted: June 6th, 2026
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Senior Machine Learning Engineer II — Build AI Systems

Company IconNLP PEOPLE
Location IconPrestbury

A leading travel technology provider in the United Kingdom is looking for a Machine Learning Engineer II to join their Product AI Engineering team. This role involves designing and optimizing intelligent systems using AI techniques. The ideal c...Read More>>.

Posted: June 6th, 2026
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AI Engineer - Copilot Studio, Automation & Governance (Remote)

Company IconUnderstanding Recruitment NFP
Location IconManchester

Understanding Recruitment NFP is looking for an AI Engineer to join their newly established AI function. This role focuses on using Microsoft Copilot Studio and developing AI solutions to transform the charity’s digital landscape.You will...Read More>>.

Posted: June 6th, 2026
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Senior AI Processor Software & Hardware Co-design Engineer

Company IconHuawei Technologies Research & Development (UK) Ltd
Location IconCambridge

About Huawei Research and Development UK Limited Founded in 1987, Huawei is a leading global provider of information and communications technology (ICT) infrastructure and smart devices. We have 207,000 employees and operate in over 17...Read More>>.

Posted: June 6th, 2026
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Applied AI Engineer — Build Scalable, User-Focused AI

Company IconJava Script Works
Location IconLondon

QualificationsDesirable Undergraduate or Master's degree in Computer Science (or related fields).SkillsExperience with Kotlin or Java, Python, TypeScript, AWS, and Docker.Ability to design scalable...Read More>>.

Posted: June 6th, 2026
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Senior HTML/CSS Frontend Engineer — Remote AI UI Evaluation

Company IconProlific
Location IconCambridge

Prolific is looking for a Senior HTML/CSS Developer to join our Expert Network. You'll review AI-generated frontend code and help improve model outputs. Your expertise in HTML5, CSS3/4, and responsive design will be crucial. We offer competitive p...Read More>>.

Posted: June 6th, 2026
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Frontend Engineer: AI-Driven UI for Scalable Infra + Equity

Company IconSR2 | Socially Responsible Recruitment | Certified B Corporation™
Location Icon

A leading recruitment firm in AI is seeking a passionate Frontend Engineer to join a high-impact team in London. You will create high-performing user interfaces while exploring AI-assisted tools to enhance developer workflows. The ideal candidate has...Read More>>.

Posted: June 6th, 2026
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Remote Lead Backend Engineer - AI-Driven Fintech Platform

Company IconJack & Jill/External ATS
Location IconLondon

A dynamic international fintech startup is seeking a Lead Backend Engineer to join their growing AI & Back Office team. In this role, you will have total autonomy to design backend systems and mentor engineers to maintain high code quality. With a fo...Read More>>.

Posted: June 6th, 2026
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Senior Redshift Developer – AWS Redshift, Power BI / Tableau, APIs, Terraform – OUTSIDE IR35

Company IconSmart Sourcer
Location Icon

OverviewOutstanding contract opportunity to join this global, market leading, B2B SaaS tech business as a Senior .Net Developer with proven expertise in greenfield AWS Redshift development. This business is embracing AI powered...Read More>>.

Posted: June 6th, 2026
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Senior ML Systems Engineer — Frontier AI for Biotech

Company IconBasecamp Research
Location IconLondon

Basecamp Research is hiring a Senior Research Engineer to enhance AI research technologies at our London office. You will be pivotal in developing distributed training systems and optimizing data handling processes. The role requires a PhD or equival...Read More>>.

Posted: June 6th, 2026
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Backend Engineer - AI-Driven Workflow Platform

Company IconMentor Talent Acquisition
Location IconLondon

Mentor Talent Acquisition is seeking a skilled backend engineer in Greater London. In this role, you will take ownership of backend systems that support AI-driven research workflows. You'll design scalable systems, integrate various platforms, and en...Read More>>.

Posted: June 6th, 2026
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Founding AI Engineer - Build Trial-Automation Systems

Company IconJack & Jill/External ATS
Location IconLondon

A promising AI startup is seeking a Founding Engineer in London to build and scale AI agents for clinical trial recruitment. This role involves architecting and managing complex systems, driving engineering projects, and collaborating with experts. T...Read More>>.

Posted: June 6th, 2026
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Senior Ruby on Rails Backend Engineer | Scale & APIs Lead

Company IconRise Technical Recruitment
Location IconLondon

A startup in the tech sector is looking for a Senior Ruby on Rails Engineer to lead core platform evolution. You will optimize PostgreSQL and manage secure third-party integrations. Ideal candidates should have solid experience in Ruby on Rails and P...Read More>>.

Posted: June 6th, 2026
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Data Engineering - Data, Lakehouse and AI Data Platform Engineer - Vice President - London Lond[...]

Company IconGoldman Sachs Bank AG
Location IconLondon

Engineering - Data Engineer - Vice President - London location_on London, Greater London, England, United Kingdom The Opportunity Join a team building the data foundations that support the firm’s AI and analytics capabilities....Read More>>.

Posted: June 6th, 2026
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Secure Cloud Platform Engineer (AWS/Azure) | Automation & CI/CD

Company IconSanderson Government & Defence
Location Icon

A leading UK technology firm in Gloucester is seeking a skilled Cloud Platform Developer to support secure government projects. This role involves designing and developing automated, scalable solutions utilizing AWS technologies while ensuring compli...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer, Java, Kotlin, AWS | Fintech, Payments Platform (B2B) | Leeds, Hybrid ([...]

Company IconOwen Thomas | Pending B Corp™
Location IconLeeds

Senior Backend Engineer, Java, Kotlin, AWS | Fintech, Payments Platform (B2B) | Leeds, Hybrid (2 days per week) | Salary Up to £85,000+ Bonus & Benefits The Company We are working with an international Fintech Start‑Up in t...Read More>>.

Posted: June 6th, 2026
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QA Automation & Testing Engineer (CI/CD, Agile)

Company IconMethods Business and Digital Technology
Location IconLondon

Methods Business and Digital Technology in Greater London is seeking a skilled Software Tester to execute functional and exploratory testing across web and mobile applications. The role requires proven experience in software testing, understanding of...Read More>>.

Posted: June 6th, 2026
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AI Platform Engineer: Build AI SDKs & LLM Workflows

Company IconMBN Solutions
Location Icon

A leading technology firm in the United Kingdom seeks a Mid-Senior level professional for internal SDK and tooling development. Key responsibilities include designing and maintaining SDKs, deploying AI workloads in cloud environments, and refining LL...Read More>>.

Posted: June 6th, 2026
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AI Engineer: Enterprise RAG & .NET Cloud, Equity

Company IconRoc Search
Location Icon

A leading technology firm in London is seeking an AI Engineer to spearhead their AI roadmap and develop applied AI capabilities within their core platform. This full-time role involves designing and implementing secure systems for complex workflows t...Read More>>.

Posted: June 6th, 2026
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AI-Driven Software Engineer for Contact Center (AWS Lex)

Company IconJava Script Works
Location IconLondon

A dynamic software company located in the City of London is looking for a skilled developer with expertise in TypeScript and AWS services, particularly in implementing DevOps best practices. The ideal candidate will write efficient code and advocate...Read More>>.

Posted: June 6th, 2026
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Senior ML Engineer, Life Sciences – Production AI Leader

Company IconJack and Jill AI
Location IconLondon

Jack and Jill AI in Greater London is seeking a Senior Machine Learning Engineer to lead the development of AI systems that optimize drug discovery and clinical development. You will architect end-to-end MLOps pipelines and scalable cloud infrastruct...Read More>>.

Posted: June 6th, 2026
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AI Engineer: Prototyping ML/LLM & MLOps

Company IconThe MRJ Group
Location IconNewcastle upon Tyne

The MRJ Group in Newcastle upon Tyne is looking for an AI Engineer to lead the company's ambitious AI journey. You'll be responsible for identifying new AI opportunities, designing and deploying AI models, and influencing the technical direction o...Read More>>.

Posted: June 6th, 2026
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ML Software Engineer (Python/React) – Contract, London

Company IconJava Script Works
Location IconLondon

Java Script Works is seeking a Machine Learning Software Engineer for a contract role based in London, United Kingdom. The candidate should have a Bachelor's degree in Computer Science or a related field and possess backend experience in Python, as w...Read More>>.

Posted: June 6th, 2026
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Lead AI/Python Engineer (+ Equity) at LightWork AI

Company IconJack & Jill/External ATS
Location IconLondon

Job Title Lead AI/Python Engineer Company Description LightWork AI - Fast-growing AI startup transforming real estate technology Location London, UK Job Description Join LightWork AI in L...Read More>>.

Posted: June 6th, 2026
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Applied AI Engineer: Voice AI & Production Deployments

Company IconPantera Capital
Location Icon

Pantera Capital is looking for an Applied AI Engineer to deploy production AI agents for strategic customers, transforming proof-of-concept into live solutions. You will partner across Sales, Product, and Engineering and capture feedback to enhanc...Read More>>.

Posted: June 6th, 2026
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Level 2 Networking & Infra Support Engineer

Company IconDigital Waffle
Location IconBirmingham

Digital Waffle is seeking a Level 2 Support Engineer in Birmingham, offering a salary range of £30,000-£37,000. This role is for a proactive IT professional with a strong networking and infrastructure background who enjoys troubleshooting comple...Read More>>.

Posted: June 7th, 2026
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AI/ML Engineer – Chatbot & AI Solutions

Company IconBPM LLP
Location Icon

BPM LLP is seeking an AI/ML Engineer to join their team in the United Kingdom. The role involves developing and implementing AI and machine learning solutions, including the development of chatbots to enhance customer engagement.As an AI/ML...Read More>>.

Posted: June 8th, 2026
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Senior Backend & AI Engineer - Java, LLM APIs

Company IconExperis Manpower Group
Location IconLondon

Experis Manpower Group busca un desarrollador backend/AI en Reino Unido. Se requiere al menos 5 años de experiencia en desarrollo backend con JAVA, así como experiencia en la creación de API y servicios basados en inteligencia artificial....Read More>>.

Posted: June 8th, 2026
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