Application Engineering Lead Java Python Microservices Jobs in UK

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Python Quant Developer — Risk Analytics & Cloud

A leading global hedge fund is seeking a Quantitative Developer to join their Risk Technology team. This full-time role involves designing risk analytics solutions, building data ingestion pipelines, and developing cloud-native applications with Python. Ideal candidates will have 5+ years of experience in Python ...

Front Office Python Developer – Trading Systems

Front Office Developer - Trading Technology - Python Get AI-powered advice on this job and more exclusive features. This range is provided by Orbis Group. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range <p ...

Python Developer – FinTech SaaS Analytics (Hybrid)

A well-known FinTech Software Company is seeking a Mid-Level Python Developer to design, build, and optimise analytics and data workflows on a greenfield SaaS platform. Collaborating with actuaries and data scientists, you'll enhance Python-based features, improve system integration, and champion engineering bes ...

Senior Python Developer Up to £90k

Support Consultant at Oliver Bernard | Specialising in building High-Performance Python, Data & AI teams across the UK and Europe OB have partnered with a FinTech company, who are looking to bring on a Senior Python Developer to their highly skilled engineering team, where you'll have the opportu ...

Software Engineer (Gloucester) – Python, APIs & Frontend

A small software company in Gloucester is seeking a Software Engineer to collaborate with cross-functional teams, develop software solutions, and contribute to API development. The ideal candidate has expertise in HTML, CSS, RESTful APIs, and backend technologies such as Python and MySQL. This full-time role off ...

Senior Python Engineer – Mortgage Analytics & Automation

A leading hedge fund in London is seeking an experienced Software Developer to join their Technology team. You will design and deliver production-grade Python applications to automate workflows. The ideal candidate has strong Python skills and experience in business-facing environments. You will enjoy a competit ...

Hybrid Python Software Engineer – Cloud & Automation

A leading energy provider in the UK is seeking a skilled Python Software Engineer to design, build, and manage software platforms. You will work in a collaborative environment focusing on automation and system optimization. This role offers a competitive salary between £55,000 – £67,000 per annum along with nume ...

Backend Engineer (Python) — FastAPI, Cloud & MongoDB

A London-based fashion-tech platform is seeking a backend software engineer to develop RESTful APIs and internal tools. The ideal candidate will have 2+ years of Python experience, particularly with FastAPI and MongoDB, and an enthusiasm for working in a fast-paced start-up environment. This hybrid role requires ...

MMM Data Scientist, Bayesian, Python, Pymc

Overview Leading pharmaceutical client now requires a Senior Data Scientist to drive marketing effectiveness via marketing mix modelling and other models. This role will oversee data collection, extraction, manipulation, analysis and validation ensuring data is ready for modelling. You will work c ...

Python ML Engineer — Automation & REST APIs

McGregor Recruitment seeks an experienced Python ML Engineer to join a global enterprise technology team in Glasgow. In this onsite role (3 days per week), you will focus on designing scalable automation solutions, collaborating with engineering teams to implement workload orchestration, and developing REST APIs ...

Senior Data Engineer (Azure/Databricks)

This is a permanent role, and we’re a remote-friendly company.Candidates must be based in Malta or Bulgaria.About Us Ascent is now part of Acuity Analytics , marking an exciting new chapter with strong global reach, an impressive client base, and ambitious growth plans.T ...

Senior Python Architect: Scalable, Cloud Native Solutions

Smartedge Solutions Ltd is looking for a skilled lead developer to design and architect complex Python applications in Baildon, England. The ideal candidate will have deep experience with Python frameworks like Django and Flask, extensive knowledge of relational and NoSQL databases, and a proven track record in ...

Senior Python Architect: Scalable, Cloud Native Solutions

Smartedge Solutions Ltd is looking for a skilled lead developer to design and architect complex Python applications in Baildon, England. The ideal candidate will have deep experience with Python frameworks like Django and Flask, extensive knowledge of relational and NoSQL databases, and a proven track record in ...

Senior Software Engineer

Senior Software Engineer – Oxford (1 day per week in the office) £80,000 + benefits. .Net / TypeScript / Azure. We're looking for a Senior Software Engineer to join a growing HealthTech company building products that make a real impact for customers and end users. This is an oppor ...

Security Cleared Data Architect – Azure, Big Data, Hybrid

A leading global consulting firm is seeking a Data Architect to manage and define architecture for high-profile projects. Candidates must have a strong background in data strategy, migration, and integration, with expertise in Java, Scala, Python, and Big Data technologies. Key responsibilities include defining ...

Rates Quant Developer VP: Build Production Trading Systems

A leading global financial services firm in Greater London is seeking a Quantitative Developer, Rates – Vice President. In this role, you will design and deliver production systems for systematic trading, partnering closely with researchers and traders. Candidates should have strong programming skills in Java or ...

Rates Quant Dev VP: Build Production Trading Systems

A leading financial services firm in the UK is seeking a Quantitative Developer, Rates – Vice President to design and deliver production systems for systematic trading. You'll work closely with researchers and traders to implement resilient, performant algorithms and enhance execution platforms. The ideal candid ...

Senior Backend Engineer — Scalable AI HealthTech Platform

An innovative AI HealthTech firm in Manchester is seeking a software engineer to design and build high-performance services. The role involves making architectural decisions, collaborating with teams, and leading technical efforts. Ideal candidates will have over 5 years of experience with Python or Java, expert ...

DV Cleared Senior DevOps Engineer – Onsite Cheltenham

A technology solutions provider in Cheltenham is seeking motivated individuals who can solve real-world challenges through automation. The role requires active DV clearance and experience in skills like Docker, AWS, and programming languages including C++, Java, and Python. Employees enjoy benefits such as 25 da ...

SC Cleared Software Engineer | Hybrid, Edge & Cloud

CBSbutler Ltd. is seeking a Software Engineer to work in Romsey, Hampshire, with a hybrid model (2 days onsite). The role involves delivering cutting-edge software solutions and contributing to operational systems for complex challenges. You should have a degree in a STEM subject, and experience with programming ...

Remote AI Solutions Architect | Cloud & ML

Satalia (NPComplete) is seeking a Technical Solutions Architect to create enterprise-quality AI and ML solutions. This role involves technology selection, and leading a development team in implementing robust cloud-based solutions. Candidates should be proficient in Java, Typescript, and/or Python, with experien ...

Backend Engineer II — High Scale Distributed Systems (Equity)

Software Careers is seeking a Software Engineer II in London to take ownership of high-scale backend infrastructure. This role involves working with distributed systems processing over 1 trillion queries daily and solving complex algorithmic challenges. Ideal candidates should have proficiency in C#, Java, C++, ...

Senior ML Engineer, Personalization Work from Anywhere

A leading technology company in Greater London is looking for a Machine Learning Engineer specializing in Personalization. You will build and scale systems that power recommendations for millions of users. The role requires mid to senior level experience in production ML systems and strong skills in Python, Java ...

ML Projects Engineer: AI Driven Banking Systems

A leading digital bank in Greater London seeks a skilled software engineer to join their ML Projects team. In this role, you will design, implement, and maintain machine learning features, working closely with engineers and data scientists. The ideal candidate will have strong skills in Python, Java, and cloud t ...

Full Stack Software Engineer — Cloud Native & Secure CI/CD

Accenture is looking for a skilled developer to create traditional and serverless applications using CI/CD processes. The role requires experience with Java, Python, or similar languages, and expertise in cloud technologies like AWS, Azure, or GCP. You will work in an agile environment, ensuring quality through ...

Automation Quality Engineer CI/CD Test Expert

IBM is seeking a Quality Engineer in Leicester to develop automated tests for applications. You'll work with tools like Selenium and programming languages such as Java and Python. The position involves integrating automated tests within CI/CD pipelines and collaborating with development teams to enhance product ...

Senior Data Backend Engineer, Search Quality

Yelp is seeking a data-oriented backend engineer based in Edinburgh, Scotland, to build and improve backend systems for their Search platforms. You will work with various teams to support prototyping and testing for a smarter search experience. The role requires fluency in Python or Java, experience with SQL/NoS ...

Sports Tech AI Engineer Remote, Learning Fund

Flutter UK & Ireland is seeking a passionate AI Engineer to join our dynamic team in West Yorkshire. You will design, develop, test, and launch innovative solutions, mentor peers, and improve current practices. The ideal candidate has experience with LLM-based applications, programming languages like Python, C#, ...

VP, AI Driven Developer Tools

Goldman Sachs is seeking an experienced engineer to design and maintain AI-driven tools that enhance the developer experience. The ideal candidate will focus on improving productivity through innovative coding solutions and collaborate with cross-functional teams. Essential qualifications include a relevant degr ...

Automation QA Engineer – CI/CD & FinTech Testing

NatWest Group is hiring a Quality Automation Specialist in Bristol. In this role, you'll enhance automated testing activities, supporting teams to deliver quality solutions in an Agile environment. Your responsibilities include designing automation strategies, collaborating with cross-domain teams, and ensuring ...

Graduate Software Engineer — Intelligent Automation

A technology company in Manchester is seeking a Software Developer to transform and optimize business processes using the latest automation tech. Responsibilities include creating software solutions, supporting client projects, and collaborating with cross-functional teams. The ideal candidate has a Bachelor's d ...

Senior Backend Engineer, Trust Detection — Remote & Growth

Depop in Greater London is seeking a Senior Backend Engineer for its Trust Detection team. In this role, you will design and deliver backend solutions, evolve core detection services, and collaborate with ML Engineers on innovative detection systems. Ideal candidates will have strong backend fundamentals and pro ...

Remote T Level Examiner — Digital Software Development

A leading educational organization is looking for a T Level Examiner in Digital Software Development. The role involves marking candidate responses and maintaining high standards. Candidates should have a degree in computing or relevant qualifications and experience in teaching or assessment within the last eigh ...

Cyber Defense Software Engineer Hybrid (UK)

A cyber security consultancy in Gloucester is seeking a Software Engineer (Hybrid) to work on critical National Security projects. The ideal candidate will have strong skills in Java, Python, or Node, as well as knowledge in AWS, Docker, and Agile methodologies. Responsibilities include designing and documenting ...

Hybrid Automation QA Engineer – CI/CD & Test Automation

A global technology company in the UK is seeking a Quality Engineer specializing in Automation. The successful candidate will streamline testing processes and ensure reliable software delivery using advanced test automation tools like Selenium and Cypress. Applicants should have a Bachelor's Degree and strong pr ...

Senior Platform Engineer, Unified Data & Tools

A leading trading firm in Greater London is seeking a Senior Software Engineer to join their Unified Platform team. The role involves developing tools that enable business opportunities and working with data at scale. Ideal candidates will have 2-3 years in software development, strong skills in Java or Python, ...

Games Mathematician: Monte Carlo Innovator in Slots (Remote)

A leading iGaming company in Brighton seeks a Mathematics Team member to develop and analyze online and retail slot games. Responsibilities include concept design, running simulations, and collaborating with development teams. The ideal candidate holds a degree in Mathematics or a related field and possesses kno ...

Senior Site Reliability Engineer: Cloud & Distributed Systems

A technology firm is seeking a Principle Site Reliability Engineer to build and maintain large-scale distributed systems. Candidates should have strong proficiency in programming languages like Golang, Java, or Python, and extensive experience with cloud infrastructure such as AWS, Azure, or GCP. The role is con ...

Software Engineer Intern — Visa Sponsorship + Fast Growth

A forward-thinking trading technology firm in London is seeking interns to join their team. This role offers exposure to projects in trading technology, hardware acceleration, and systems programming. Interns will work with a diverse tech stack, including Java, Python, TypeScript, and Kubernetes, while prioritiz ...

Senior Software Engineer, Total Portfolio Trading Tech

A leading investment organization in London is seeking a Senior Software Engineer for their Total Fund Management Trading team. This role involves designing and supporting technology solutions, primarily in an Agile environment. Candidates should possess over 5 years of experience in software development and be ...

Data Ingestion & Frameworks Engineer – Edinburgh

A global financial technology company seeks a Software Engineer for their Framework Integration and Tooling Team. This role involves building the framework to ingest complex financial data and requires strong skills in Java and Python. Successful candidates will have a degree in Computer Science or equivalent, a ...

Senior Java + AWS Engineer — Cloud, CI/CD & IoT

A global technology company in the UK seeks a Sr. Software Engineer specializing in Java and AWS. The role involves designing and deploying applications on AWS, incorporating services such as ECS and Lambda. Candidates should have 3-6 years of experience, with strong skills in unit testing and Python. This posit ...

Trading Tools Engineer — Embedded Desk, Low‑Latency

A diversified trading firm is seeking a Software Engineer to collaborate with trading desks and enhance trading tools. The role involves ownership from prototype to production, while working with multiple languages, including Python, Java, and C++. Ideal candidates will have a minimum of 2 years of experience in ...

Senior Fullstack Engineer — Global Commerce Platform (Remote)

A leading audio streaming service is looking for a Senior Fullstack Engineer to enhance its payment infrastructure. The role involves architecting and implementing backend services using Java and Python to ensure payment processing across their platform. The ideal candidate is experienced in modern JavaScript, c ...

Applied Scientist, Global Personalization & Recommendations

A renowned multinational company is seeking an Applied Scientist to develop machine learning models for personalization and recommendations. The ideal candidate will hold a PhD or Master's degree in a relevant field and possess experience in programming languages like Java, C++, and Python. Responsibilities incl ...

Full Stack Engineer — Build Trading Systems, Early Impact

A growing financial technology firm in the United Kingdom is looking for a Full-Stack Engineer to develop key components of their trading system. Ideal candidates will have a background in Computer Science or similar fields and proven coding experience in Java, Kotlin, or Python. This role offers the chance to m ...

Senior DevOps Engineer Build Systems & Automation

A technology-driven company based in London is seeking a Senior DevOps Engineer to enhance their build system and automation processes. The successful candidate will maintain build infrastructure, assist with server setups, and develop monitoring systems. Ideal applicants should have at least 3 years of experien ...

Backend Engineer, Crypto Trading (Hybrid London)

A leading technology company in London is seeking a Software Engineer to design and maintain backend services for crypto trading. This role requires expertise in Go, Java, C++, C#, or Python, and offers a hybrid work environment. Ideal candidates will have problem-solving skills and a proactive mindset, along wi ...

Impactful Full Stack Engineer for Trading Platform

A growing investment bank in Greater London is looking for a Full-Stack Engineer to develop trading system components and maintain production systems. Ideal candidates should possess a Bachelor's degree in a relevant field and have practical experience in Java, Kotlin, or Python. This role offers the chance to m ...

Junior Software Developer Intern Hands on & Agile

A technology company in the United Kingdom seeks a passionate Junior Software Developer Intern. This role offers hands-on experience in modern software development methodologies, including coding, testing, and collaborating with senior developers. Interns will engage in Agile practices, work with databases and A ...

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    Application Engineering Lead Java Python Microservices Jobs in United Kingdom Job Search Guide, Trends and Insights