Lead Software Engineer Python Java Jobs in London, UK

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Platform Engineer (Azure)

SQCE – Platform Engineer (Azure) About Us ClearRoute is an engineering consultancy bridging Quality Engineering, Cloud Platforms and Developer Experience. We help enterprises reliably bring high-impact digital products to market faster, cheaper, and safer, working with technology leader ...

Founding Full Stack Engineer – AI Studio, London (On site)

Antler is seeking a Full Stack Engineer to spearhead product engineering efforts as a Founding Engineer. You will handle end-to-end development of applications, focusing on both backend and mobile delivery. This hands-on role not only offers a unique equity stake but also opportunity for rapid personal and profe ...

Senior Fire Engineer – UK Projects with 9‑Day Fortnight

A prominent engineering consultancy is looking for a Fire Engineer or Senior Fire Engineer to join their team in Bristol, Glasgow, or London. This role involves fire safety design for various projects, collaboration with multi-disciplinary teams, and engagement with clients. The ideal candidate should have a rel ...

Senior Platform Engineer: Cloud, Kubernetes & CI/CD

Worldpay is seeking a Senior Software Engineer - Platform Engineer to join their Cyber team in Greater London. This role involves maintaining and automating AWS infrastructure using Terraform, collaborating on product vision and roadmap, as well as participating in development and support processes. Ideal candid ...

Senior Bridge Engineer London | Design & Assessment

WSP USA is seeking a skilled Senior or Principal Bridge Engineer to join their London team. This role involves bridge design, inspections, and providing civil engineering support. The successful candidate will be a Chartered Civil or Structural Engineer with project management skills and experience in relevant s ...

Senior Full Stack Engineer Hybrid London, Impact

RVU Co UK is seeking a Senior Software Engineer to join our Engineering Department in London. This role offers a hybrid work approach with two office days per week and a commitment to personal and professional growth. As a Senior Full Stack Engineer, you will contribute significantly to modernizing our ...

FinTech Technical Lead: Platform Architect (Hybrid/Remote UK)

Burns Sheehan is looking for a Technical Lead to drive the tech strategy within a profitable fintech scale-up in London. This hybrid role offers real strategic influence, requiring expertise in systems architecture and mentoring, with a focus on evolving data-driven platforms. The candidate should have strong sk ...

Infrastructure Operations Lead

OverviewAre you a seasoned leader with a knack for navigating complex technical landscapes? Thriving in dynamic, live environments where agility and quick thinking are paramount. As an Infrastructure Operations Lead, you'll step into a pivotal leadership role where you'll blend hands‑on tech ...

Senior Full Stack Developer 2 days a week in London £60 80k

Senior Full Stack Developer - 2 days a week in London - £60-80k I am looking for a Full-Stack Developer to join a fast-growing data and analytics company working at the intersection of data engineering, software development, and AI. This will be to design and build scalable, high-impact digital ...

Senior Full Stack Developer 2 days a week in London £60 80k

Senior Full Stack Developer - 2 days a week in London - £60-80k I am looking for a Full-Stack Developer to join a fast-growing data and analytics company working at the intersection of data engineering, software development, and AI. This will be to design and build scalable, high-impact digital solutions ...

Assistant Vice President, Red Team Operator

Overview Do you want your voice heard and your actions to count? Discover your opportunity with Mitsubishi UFJ Financial Group (MUFG), one of the world’s leading financial groups. Across the globe, we’re 150,000 colleagues, striving to make a difference for every client, organization, and ...

Assistant Vice President, Red Team Operator

Do you want your voice heard and your actions to count? Discover your opportunity with Mitsubishi UFJ Financial Group (MUFG), one of the world’s leading financial groups. Across the globe, we’re 150,000 colleagues, striving to make a difference for every client, organization, and community we se ...

Assistant Vice President, Red Team Operator

Do you want your voice heard and your actions to count? Discover your opportunity with Mitsubishi UFJ Financial Group (MUFG), one of the world’s leading financial groups. Across the globe, we’re 150,000 colleagues, striving to make a difference for every client, organization, and community we se ...

Senior Mulesoft Developer in London N Consulting Ltd

Senior Mulesoft Developer London, United Kingdom Posted 10 months ago Tech Stack Scrum Agile Java Qualifications MuleSoft Certified Developer (Level 1 or 2) Experience with CloudHub , Runtime F ...

Professional Services Consultant Fintech in London Quant Capital

Professional Services Consultant – Fintech Location: London, United Kingdom Tech Stack XML C Windows SQL Java Application Qualifications A technical, mathematical or scientific degree Exper ...

CRM & Data Strategy Analyst in London Ralph Lauren

CRM & Data Strategy Analyst London, United Kingdom Tech Stack Analyst Strategy SQL Java PowerPoint Tableau Data visualization Databases Skills Required Advanced knowledge of CRM/Marketing tools l ...

Senior Developer Risk Technology C# .NET, Python, Snowflake SQL (Vice President)

Job Description We are seeking a hands‑on Senior Developer to build and operate a highly‑scalable, AWS cloud‑based risk platform leveraging a Snowflake database containing trade data, reference data and market data needed to produce the firm's risk. The majority of development is ...

Python Developer London Up to £160,000 Starting Base + Exceptional Bonuses/Benefits

Overview We're looking to add a high‑impact engineer to a small, specialised team responsible for the real‑time risk and trading data platform that powers systematic strategies across the firm. You’ll operate at the intersection of distributed systems, market data, and quantitative tra ...

Senior Developer Risk Technology C#.NET, Python, Snowflake SQL (Vice President)

DescriptionJefferies Financial Group Inc. (‘‘Jefferies,’’ ‘‘we,’’ ‘‘us’’ or ‘‘our’’) is a global full service, integrated investment banking and securities firm. Our largest subsidiary, Jefferies LLC, a broker-dealer, was founded in the in and our first international operating subsidiary, Je ...

Senior Developer Risk Technology C#.NET, Python, Snowflake SQL (Vice President)

DescriptionJefferies Financial Group Inc. (‘‘Jefferies,’’ ‘‘we,’’ ‘‘us’’ or ‘‘our’’) is a global full service, integrated investment banking and securities firm. Our largest subsidiary, Jefferies LLC, a broker-dealer, was founded in the in and our first international operating subsidiary, Je ...

Technical Operations Analyst – Need Trading Industry Experience

Technical Operations Analyst – Need Trading Industry Experience, London, UKA proprietary trading with three offices in Chicago, London, and New York City, is seeking talented and self-motivated Technical Operations Analyst to join a growing technology team in Chicago. The successfu ...

Technical Operations Analyst – Need Trading Industry Experience

Technical Operations Analyst – Need Trading Industry Experience, London, UKA proprietary trading with three offices in Chicago, London, and New York City, is seeking talented and self-motivated Technical Operations Analyst to join a growing technology team in Chicago. The successfu ...

Product Engineer

E17, London | 3+ days on-site About Us We're automating homebuilding. Construction is one of the least-automated industries in the world. This is how that changes. AUAR deploys robotic MicroFactories powered by our software and physical AI robotics stack for automated timber housi ...

SENIOR ROBOTICS ENGINEER

Requisition ID11239 -Posted - Years of Experience (1) -Technology - Where (1) Roboverse Reply is the Reply Group company specialising in robotics integration for complex outdoor environments. Our mission is to empower organisations in complex outdoor sectors to confidently adopt robot ...

AI Research Engineer

At Graphcore, we’re building the future of AI compute. We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale. As part of the SoftBank Group, backed by significant long‑term inv ...

Graduate Security Operations Engineer Start July 26

Graduate Security Operations Engineer - Start July 26 London, Greater London | £30k - £40k per year Graduate Security Operations Engineer Start July 26 London / WFH to £40k Are you a bright, ambitious Computer Science graduate with a keen interest in Cyber Security, look ...

Senior Power Systems Engineer

At Pulse Clean Energy, we are passionate about changing energy systems for the better. To do this we are building a team of people who can bring diversity of thought, expertise and ideas to tackle big issues that will have a positive impact on our lives and the lives of those around us! We i ...

Senior Power Systems Engineer

At Pulse Clean Energy, we are passionate about changing energy systems for the better. To do this we are building a team of people who can bring diversity of thought, expertise and ideas to tackle big issues that will have a positive impact on our lives and the lives of those around us! We invite you to ...

Sales Engineer (Indirect Tax Suite)

Overview Join to apply for the Sales Engineer (Indirect Tax Suite) role at Sovos Latinoamérica. The Sales Engineer will work with the Direct Sales and Alliance teams to provide technical support during the sales cycle for Sovos’ Indirect Tax Technology Suite (ITTS). The Sales Engineer acts as the br ...

EBSA IDAM DevOps

EBSA - IDAM DevOps HO - SFIA 4/5 Rate 650 - 700 Clearance required: Security Clearance (SC) required | NPPV3 eligible Nationality requirement: Single National Location: London Sector: Public Job Description: </p ...

Junior C# Developer Global Investment Firm £80,000

Get AI-powered advice on this job and more exclusive features. Direct message the job poster from Saragossa Principal Consultant at Saragossa - Creating competitive advantage for investment technology organisations | Software Development You don’t need any prior buy-side experience to j ...

Data Engineer

Contract Snowflake Data Engineer £400-£450/day | Outside IR35 | 3 months initial | Remote | Start ASAP Immediate contract opportunity for an experienced Snowflake Data Engineer to join a UK-based consultancy client on a client-facing data platform project. < ...

Data Engineer

Contract Snowflake Data Engineer £400-£450/day | Outside IR35 | 3 months initial | Remote | Start ASAP Immediate contract opportunity for an experienced Snowflake Data Engineer to join a UK-based consultancy client on a client-facing data platform project. < ...

Data Engineer

Contract Snowflake Data Engineer £400-£450/day | Outside IR35 | 3 months initial | Remote | Start ASAP Immediate contract opportunity for an experienced Snowflake Data Engineer to join a UK-based consultancy client on a client-facing data platform project. < ...

Technical Support Engineer – AI & CCTV Systems

A leading AI software company in Greater London is seeking a Technical Support Engineer. This position involves working closely with integrators and manufacturers to provide top-notch software support while also developing your technical skills. Candidates should have at least 2 years of experience, excellent cu ...

Go Platform Engineer — CI/CD & Developer Tooling

A payment and software service provider in London is seeking a Platform Engineer with strong Golang expertise to join its engineering organization. The role focuses on building and optimizing platform services to enable seamless software delivery at scale. Responsibilities include designing and developing CI/CD ...

SDET – Remote First Automated Testing for SaaS

Exclaimer Group, a leading SaaS provider in Greater London, seeks a skilled Software Testing Engineer to enhance their automated testing frameworks. The role involves creating reliable automated tests, collaborating closely with Product and UX teams, as well as ensuring high user satisfaction through effective t ...

Full Stack Engineer: Build Real Time AI Data Engine

Pigment, a leading SaaS company in London, is seeking a Fullstack Software Engineer to work on backend systems in C# and frontend in React. You'll be involved in optimizing performance-critical systems that handle real-time data, collaborating closely with a vibrant team to drive innovation and deliver impactful ...

Senior Backend Engineer, APIs & Data Pipelines

A cybersecurity leader is seeking a Senior Software Engineer for backend services and APIs in London. The ideal candidate has 3-5 years of software engineering experience, strong programming skills, and familiarity with Golang, cloud environments, and micro-service architecture. Responsibilities include implemen ...

Senior Scala & C++ Engineer — Remote, Big Data Performance

A European IT company is seeking a Software Engineer to develop high-performance components for a next-generation data processing engine. Candidates should have over 7 years of software development experience, including 3 years in Scala and 2 years in C++. This remote position offers the chance to work on cuttin ...

Senior Frontend Engineer TypeScript/React, Hybrid London

A leading property technology firm in London is seeking a Senior Software Engineer to join their team in a hybrid work model. You will be responsible for delivering high-quality software, collaborating across functional teams, and mentoring junior engineers. The ideal candidate has strong experience in user-faci ...

Backend Engineer (Node.js/TypeScript) – AWS, APIs, AI

A leading cloud software company in Greater London is seeking a skilled Engineer to design and improve microservices and APIs using Node.js and TypeScript. The ideal candidate will have 3 to 5 years of experience in software engineering and must be comfortable working with AWS and cloud-native practices. This ro ...

Senior AI Full Stack Engineer (ML/GenAI)

A global financial information leader is looking for a Senior Software Engineer, Full Stack - AI to join their London or Manchester office. The successful candidate will design ML/AI solutions and contribute to creating world-class software products for their internal and external customers. With a focus on mode ...

Real Time C++ Engineer – STL + UNIX (London)

A prominent recruitment agency is seeking a C++ Software Engineer to join a Tier-1 electronic trading organization in London. The role involves developing and enhancing the core real-time trading engine while collaborating with engineering teams throughout the software life cycle. Candidates should have a solid ...

Senior React Engineer (TypeScript) – Fintech Frontend

JPMorgan Chase is seeking a Software Engineer to contribute to innovative projects that prioritize customer needs. This role is integral to building scalable front-end solutions, especially using React with TypeScript, while promoting a collaborative environment. With a strong focus on maintaining code quality, ...

Senior QA Engineer for ETF Platform

State Street is seeking a Senior QA Engineer to join their ETF Platform team in Greater London. The successful candidate will design and execute testing initiatives throughout the software development lifecycle, collaborating with a global multidisciplinary team. Applicants should possess a Bachelor’s degree, 5- ...

Senior Product Engineer AI R&D Tools, Ownership

Ankar, located in Greater London, is seeking a skilled software engineer to build innovative R&D tools for the AI era. You'll be responsible for designing and maintaining user-facing systems while collaborating closely with customers and product teams. The ideal candidate will have substantial software engineeri ...

Hybrid Site Reliability Engineer: Automation & Monitoring

BAE Systems Digital Intelligence in Greater London is seeking a Site Reliability Engineer. In this role, you'll combine operational support and software engineering to automate processes, improve system reliability, and support essential services for a national security customer. You will be involved in a 24/7 o ...

Senior Backend Engineer, Low Latency Trading (Rust/C++)

Blockchain.com is looking for a Senior Software Engineer to join their Institutional team in London. You will build low latency trading services and enhance the Order Management System (OMS). Candidates must have extensive experience in C++ and/or Rust, knowledge of trading systems, and a strong focus on deliver ...

Cloud Storage Security Engineer

Apple is looking for a Software Engineer focused on security in the Cloud Object Store team. You will tackle security challenges, improve authentication systems, and work on encryption and compliance for a high-demand storage platform. The ideal candidate has backend software engineering experience and a strong ...

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