Principal AI Software Engineer £725-800 per day London x1 day per week in St Pauls 6 month initial contract Inside IR35 The opportunity  This is a contract engagement supporting a...Read More>>.

JPMorganChase in Glasgow seeks a Lead Software Engineer to shape a trusted Global KYC and Risk Assessment Data Platform. You will lead across teams, define architecture and standards, and deliver secure, scalable software that supports multi-portf...Read More>>.

Signify Technology is seeking a Senior Software Engineer to join a fintech company in London. This role involves designing scalable backend applications and collaborating closely with teams to enhance business-critical platforms.Ideal candi...Read More>>.

Location: Hybrid / x2 days per week in the office (DMGT HQ - High Street Kensington, London)Position: Permanent About the Role We are looking for a skilled JavaScript/TypeScript Engineer to join our Ads...Read More>>.

Understanding Recruitment is seeking a Senior Software Engineer (Python) to tackle deep technical challenges and help reinvent how future hardware is created from London. You will join a top-tier, Series A engineering team building a platform that...Read More>>.

Spencer Rose Ltd in Watford, Hertfordshire is seeking a Senior Software Engineer - Python to build high-throughput, API-first back-end services. You will design, implement and maintain production-grade Python applications, focusing on reliability,...Read More>>.

Modo Energy is hiring backend Python engineers to join our product teams, building production systems from day one with ownership over what you ship. You’ll work on the Modo Terminal, data pipelines, and an AI Analyst, leveraging AWS, Terraform,...Read More>>.

Aalyria in the United Kingdom is seeking a Delay-Tolerant Networking Software Engineer to join our UK R&D team. You will develop the DTN suite, including the Hardy bundle router, and integrate with the Spacetime platform to solve real-world commun...Read More>>.

JPMorganChase in the United Kingdom is seeking a Software Engineer III to build and ship production AI-enabled software across the full stack, with a focus on Python backend services, APIs, and multi-cloud deployments.You will implement LLM...Read More>>.

Permutable.AI is building intelligent systems to automate market analysis using NLP and multi-LLM frameworks. Join a small, ambitious startup where you’ll work directly with the founder to drive innovation.You will design scalable backend...Read More>>.

Cloudspirit in London is looking for a motivated eTrading Production Support Engineer to join their Application Support team. The role supports critical FX applications and contributes to performance improvements across the globally used eTrading...Read More>>.

OverviewJob Title: Senior Quality Engineer – PythonLocation: UK Wide (Hybrid)Role type: PermanentClearance: Active SC (Security Cleared) or SC e...Read More>>.

EducationTech is seeking a Python Engineer to join a remote‑first team guiding AI strategy for a scaling education analytics platform. You’ll extend a 22‑agent agentic AI system, integrate multiple LLMs, and ship robust Python features in a...Read More>>.

VIQU Limited is seeking a Python / Applied AI Engineer for a 3-month contract to support a customer project. The role is remote with a focus on building an AI chatbot using Python, LlamaIndex, and RAG pipelines, leveraging Azure/OpenAI and vector...Read More>>.

Job title: Financial Modelling Engineer (Python)Hybrid Working: Min 2x days a week in our London (Soho) office.About Y TREEWe are a rapidly growing WealthTech business that is re-defining how individuals and...Read More>>.

RJC Group is seeking a Python Engineer to join the Front Office Automation team in London. You will design and build scalable automation solutions and end-to-end workflows that streamline business processes, working directly with the business to i...Read More>>.

McLaren Racing is seeking a Python Software Engineer to design, build and support software underpinning our Factory Flow transformation. You’ll develop Python services and data pipelines within a fast-paced Formula 1 environment at the McLaren T...Read More>>.

Purview is seeking an experienced Python developer to own production services and reusable libraries, delivering production-ready APIs with FastAPI and Pydantic. You will handle large JSON/YAML/SQL datasets, implement robust validation, and contri...Read More>>.

VCGTech in Glasgow is hiring a Python Software Engineer to design and deliver robust financial control systems supporting valuation and risk management. You will work on scalable Python applications within a large mono-repo and collaborate with as...Read More>>.

Capital One UK in Nottingham is seeking a Lead Software Development Engineer for Developer Experience to shape engineering practices and accelerate delivery. You will sit at the intersection of software engineering and community advocacy, gatherin...Read More>>.

Software Engineer – Ads & Commercial Development Location: Hybrid / x2 days per week in the office (DMGT HQ - High Street Kensington, London)Position: Permanent About the Role Role-Related Know...Read More>>.

Location: Hybrid / x2 days per week in the office (DMGT HQ - High Street Kensington, London)Position: PermanentAbout the RoleRole-Related Knowledge:Ad-Tech Ecosystem (Highly Desirable):...Read More>>.

McLaren Racing is seeking an experienced Python Software Engineer to join the Software & Data Science team on a fixed-term contract. You will help design, build and support software that underpins engineering, manufacturing, and race operations, c...Read More>>.

Prima is seeking a Software Engineer to join the Pricing and Underwriting domain, turning complex data into scalable, real-world impact. You will help bridge ML, data science, and engineering to build reliable data systems.Responsibilities...Read More>>.

N Consulting Limited is looking for a Data Engineer (Python Enterprise Developer) to work in a hybrid model with 4 days a week in London, Canary Wharf. The ideal candidate will have 8+ years of experience in Python scripting, and proficiency in to...Read More>>.

Solirius Reply, part of the Reply Group, seeks a Python Developer with strong data engineering experience to join our high-performing engineering team in the UK. You will design and maintain data-heavy Python applications and robust ETL/ELT pipeli...Read More>>.

Octoenergy is seeking a Senior Software Engineer (Python) to join our product and engineering team. You will help build systems powering electric car leasing, working with Python, GraphQL, PostgreSQL, NoSQL on AWS, and a React/Next.js frontend....Read More>>.

Capital One (Europe) plc in Nottingham is seeking a Lead Software Development Engineer to enhance Developer Experience. You will sit at the intersection of software engineering and community advocacy, gathering feedback from UK Tech and sharing be...Read More>>.

Station is expanding its London team and seeks a Full Stack Software Engineer to own end-to-end product delivery. Expect scalable Python backends (FastAPI/Flask), React or Vue.js frontends, and event-driven data pipelines.Role includes Dock...Read More>>.

Hunter Bond is partnering with a leading trading firm in London to hire a Python Data Engineer. You will join a cloud-first tech team working on greenfield data platforms, building pipelines and infrastructure to power buy-side trading decisions....Read More>>.

Pontoon is seeking Backend Python Developers to join a greenfield service platform focused on CRM functionality. This remote role involves delivering scalable Python-based backend services, building APIs, and collaborating with product, engineerin...Read More>>.

Client Server in London is seeking a Lead Software Engineer to own backend development with Python, FastAPI and Azure Databricks. The role combines hands-on coding with technical leadership, guiding design, reviews and best practices across the te...Read More>>.

Client Server is seeking a Senior Software Engineer / Developer with strong Python backend and AWS experience to build high-performance trading systems and scalable cloud infrastructure in a London-based hybrid role.The successful candidate...Read More>>.

HCLTech is seeking a skilled C++/Python Developer to design, develop and maintain high-performance backend applications. The role emphasizes Linux-based environments, containerization with Docker and Podman, and cloud-native deployment using Kuber...Read More>>.

SciBite, part of Elsevier, seeks a DataOps Engineer to maintain and evolve data and ontology pipelines that power its AI and NLP stack. You will work closely with Ontology and Data Science teams to build scalable automation and vocabularies that s...Read More>>.

Client Server is seeking a Lead Software Engineer to head a small, skilled tech team in London, delivering features and refactoring efforts on a core banking platform. The role involves a 50/50 split between architecture/design and people manageme...Read More>>.

Advanced Resource Managers Ltd in London is seeking a Backend Developer (Python) on a 6-month contract. The role is hybrid in London and pays £550-£650 per day Inside IR35.The project focuses on building, modernising and supporting distri...Read More>>.

Syngenta Crop Protection is seeking a hands-on senior Software Engineer with deep Python expertise to build reliable internal platforms and developer-enablement capabilities.You will apply AI practically, including RAG-based search and conv...Read More>>.

Anthropic is seeking a Senior Staff Engineer to drive development of the Claude Platform frontend and SDKs, partnering with product and design from problem definition through launch. You’ll own engineering standards, architecture, and delivery o...Read More>>.

Client Server Limited in Cambridge is seeking a Python Developer / Backend Software Engineer to join the R&D team and build a new Greenfield product addressing AI-based security threats. You’ll contribute to rapid prototyping and structured deve...Read More>>.

Signal Ocean, the technology arm of Signal Group, is expanding its engineering team in London. We’re looking for a Software Engineer capable of building and maintaining scalable backend data services (primarily in Python) within the Modelling &...Read More>>.

Peregrine is recruiting Software Developers to join an early-stage programme focused on Python and AI for an automated, integrated service in the public sector. You will work with enterprise architects and senior engineers to research, design and...Read More>>.

ELIXI is seeking an experienced Python Developer to join our AI‑driven HealthTech startup in the UK. You will design and implement scalable APIs, optimise data pipelines, and deploy machine learning‑enabled features that empower users to track...Read More>>.

Software Engineer - SPARK/ADA - LondonReference Code: 523742-en_GBContract Type:PermanentProfessional Communities: Software EngineeringYour roleCapgemini Engineering i...Read More>>.

Software Engineer - Cloud & AI SecurityBuild the backend powering real-time detection and response for the AI security eraHybrid working, globally distributed team$250M investmentCompetiti...Read More>>.

Full Stack Engineer (.NET / React)Belfast - Hybrid (3 Days Office / 2 Days Home)Competitive Salary + Excellent Benefits The OpportunityWe are delighted to be...Read More>>.

Senior Software EngineerBelfast | Hybrid - 3 days per week in the office |15% bonus | PermanentWe're working with a fast-growing technology business that uses AI, data and technology t...Read More>>.

The TP ICAP Group is a world leading provider of market infrastructure.Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through re...Read More>>.

The TP ICAP Group is a world leading provider of market infrastructure.Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through re...Read More>>.