Senior Fullstack Engineer Java Python Jobs in UK

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Senior Java Architect: Platform & Microservices Leader

A leading financial markets infrastructure provider is seeking a Principal Java Architect.Do you have the following skills, experience and drive to succeed in this role Find out below.This role involves architectural leadership for Java-based platforms, ensuring alignment with business goals and mentorin ...

Senior Software Developer Java Remote First

Senior Java EngineerModern Stack | TDD & CI/CD | Complex SystemsRemote First (office visit once a month) - you must live within 1hr 30 of South Manchester£60,000 - £70,000 + Bonus + Excellent Benefits**my client is not able to provide sponsorshipWe're working with a lo ...

Senior Software Developer Java Remote First

Senior Java EngineerModern Stack | TDD & CI/CD | Complex SystemsRemote First (office visit once a month) - you must live within 1hr 30 of South Manchester£60,000 - £70,000 + Bonus + Excellent Benefits**my client is not able to provide sponsorshipWe're working with a lo ...

Senior Backend Engineer — Cloud Native Tech Lead

A global professional services company seeks a skilled software engineer in Manchester to create innovative digital solutions. Candidates should have backend service experience, fluency in Java, Typescript, C#, Python, or Go, and familiarity with AWS or Azure cloud applications. This role involves guiding teams ...

Product Focused Full Stack Engineer (On site London)

An AI software company in Farringdon is hiring a Fullstack Engineer to design and ship features with real ownership. The role requires 2–8 years of full-stack engineering experience, strong knowledge of Next.js, NestJS, and TypeScript, and a product-focused mindset. This position offers the chance to work direct ...

FS Engineer

x12Fullstack Engineer (Product-Focused) | (NextJS, NestJS, TypeScript)Salary up to £140k + Equity London BasedThis isn't a ticket-taking role. You'll own ideas end-to-end, from customer conversations (yes, including on-site visits) to shipping production-ready features that so ...

SOC Engineer

Title: Senior SOAR Engineer Type: Contract - 6 months initial Location: Remote / Occasional travel to Site Rate: £500 per day Inside IR35 Below, you will find a complete breakdown of everything required o ...

Senior Python Developer AWS Front Office

Senior Python Developer / Engineer (Python AWS) London / WFH to £130kAre you a Python technologist with experience of Front Office trading environments?You could be progressing your career on the Asset Management side of a global Japanese bank as they expand this product offering within t ...

Senior Python Developer AWS Front Office

Senior Python Developer / Engineer (Python AWS) London / WFH to £130kAre you a Python technologist with experience of Front Office trading environments?You could be progressing your career on the Asset Management side of a global Japanese bank as they expand this product offering within t ...

Senior Software Developer (C/Python Systems)

Join us at Entrust At Entrust, we’re shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global workplace, we empower careers, foster collaboration, and build solutions that help keep the world moving safely. Get t ...

Senior AI Platform Architect — Python & RAG

A leading digital services firm in Derby, UK is seeking a Senior Technology Architect specializing in AI solutions. The ideal candidate will have over 15 years of IT experience, with 5+ years in a Senior Architect role. Responsibilities include defining technical architecture and leading DevOps initiatives. Stro ...

Senior Systems Developer Python/PostgreSQL (Hybrid)

A leading utility partner in the UK is seeking a Senior Systems Developer skilled in Python and PostgreSQL to design and implement full stack software solutions. The ideal candidate will ensure exceptional customer service and enhance operational processes. This permanent position offers competitive salary, hybr ...

Senior Infrastructure Developer (Python Automation, VMware)

Rate: Inside IR35 (significant rate on offer due to seniority of position) Duration: 6 months initially, view to extend Location: London 2/3 days per week, otherwise remote Check below to see if you have what is needed for this opp ...

Senior Developer AI Operations (Python/Golang)

We believe in better . And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ to Sky Glass, we never stand still. We optimise and innovate. ...

Senior QA Engineer (Innovative TechFirm!)

Are you a solutions-focused Senior QA Engineer with strong experience in Selenium, Java, C#, or Python? Do you want to be part of an ambitious, innovative company experiencing rapid growth? This organisation grew headcount by 35% last year and has major plans for 2026/2027.This role is based in WE ...

National Security Software Engineer Onsite, Impactful

A leading technology firm in Central London seeks a Software Engineer to develop impactful technology solutions, including AI-powered tools and data pipelines. The role offers the opportunity to work in a dynamic team, tackling complex problems while producing scalable code in Java, C++, or Python. Ideal candida ...

DevSecOps Software Engineer – Defense Tech

A leading global defence firm in Gloucester is looking for an experienced Software Engineer passionate about making a difference. You will be involved in crucial projects within intelligence and cyber security, developing innovative systems with a focus on secure coding and DevSecOps principles. Required skills ...

Application Security Engineer Lead Threat Modeling

A leading technology firm located in Greater London seeks an experienced Application Security Engineer. This role focuses on conducting application security reviews, designing secure architecture, and leading research initiatives to ensure the safety and privacy of user data. Candidates should possess a Bachelor ...

Backend Software Engineer Rust Low Latency Trading

Backend Software Engineer / Developer (Rust Low Latency Trading) London / WFH to £180k+Do you have expertise with low latency software engineering within finance or gaming environments?You could be progressing your career in a senior, hands-on Backend Software Engineer role at a hugely pr ...

Backend Software Engineer Rust Low Latency Trading

Backend Software Engineer / Developer (Rust Low Latency Trading) London / WFH to £180k+ Do you have expertise with low latency software engineering within finance or gaming environments? You could be progressing your career in a senior, hands-on Backend Software Engineer role at a hugely ...

Software Engineer

Software EngineerPython / Machine LearningLondon – Hybrid Working£60,000-£65,000I'm currently working with a global, hospitality tech-startup in London who are looking for a Software Engineer with experience in Python & Machine Learning to join their team on a hybrid basis!The com ...

Senior Full Stack Engineer: AWS, REST & React

A leading software company in the United Kingdom is seeking an experienced Software Engineer to join their Architecture, Engineering and Construction Data team. The ideal candidate has over 5 years of experience in full stack development, including proficiency in Java, Python, and various front-end technologies ...

OpenShift Engineer DV Cleared, Secure DevOps

A global organization is seeking an experienced Software Engineer for a long-term contract in the United Kingdom. The role requires expert-level experience with Red Hat OpenShift and a strong software engineering background in languages like Python, Java, and Go. Key responsibilities include designing and deploy ...

Senior Software Engineer

**About GitHub** GitHub is the world’s leading platform for agentic software development — powered by Copilot to build, scale, and deliver secure software. Over 180 million developers, including more than 90% of the Fortune 100 companies, use GitHub to collaborate, and more than 77,000 organi ...

Junior Software Developer (Placement) – Mentored Growth

A leading development company in the UK is looking for a Level 0 Software Engineer for a supportive role to enhance skills under guidance. Ideal candidates should have experience with programming languages such as C#, C++, Java, JavaScript, Python, or PHP, along with web technologies like HTML and CSS. The role ...

Mobile Security Engineer Android & Knox Solutions

A leading technology company is seeking a Security Engineer for a 12-month contract to assess security for Android applications. Key responsibilities include generating security assessments aligned with government standards, developing tools, and ensuring solution approvals. Ideal candidates should have extensiv ...

Cyber Software Engineer

Job Description Make sure to read the full description below, and please apply immediately if you are confident you meet all the requirements.Cyber Software Engineer - Southampton, UK Full-time onsite role in Southampton, Hampshire Day rate up to £725 per day, inside IR35 < ...

Software Engineer – Java, Spring Boot, Microservices

A financial services leader in Northampton is seeking a Software Engineer role to design, develop, and enhance software solutions. Responsibilities include delivering high-quality software, collaborating with cross-functional teams, and adhering to secure coding practices. Candidates should have experience with ...

Site Reliability Engineer

Our client is hiring experienced Senior Site Reliability Engineers in the UK or Germany to join a global engineering team supporting a high‑availability, Java‑based platform used by customers worldwide. This role is for true SREs — not DevOps engineers. If your passion is ensuring reliabilit ...

Lead Java Engineer, Assistant Vice President

We are looking for a highly skilled and experienced Lead Java Engineer to drive the design, development, and implementation of robust and scalable enterprise applications. The successful candidate will possess exceptional expertise in Java development and a profound understanding of database systems, including b ...

Software Engineer III (Java/ Databricks /API)

Software Engineer III- (Java/ Databricks /API) About the team: The SciVal Development Team is a cross-functional group comprising Frontend, Backend, and Quality Engineers who work closely together. The team collaborates closely with UX and Prod ...

Lead Java Engineer, Assistant Vice President

We are looking for a highly skilled and experienced Lead Java Engineer to drive the design, development, and implementation of robust and scalable enterprise applications. The successful candidate will possess exceptional expertise in Java development and a profound understanding of database systems, including b ...

Mid Data Engineer (Python, SQL, DBT)

You will join one of our high-performing consultant teams, delivering cutting-edge solutions for our financial services clients. This is a hands-on role where your data analysis skills and financial acumen will be essential to supporting senior business experts. You will be moving beyond the limitations of st ...

Mid Back End Engineer (Python & GCP)

Mid Back End Engineer (Python & GCP)Delivering scalable data infrastructure that transforms manual financial and actuarial processes into automated, auditable workflows. To deliver robust, scalable backend systems and data infrastructure that power automated data pipelines and dash ...

Mid Data Engineer (Python, SQL, DBT)

You will join one of our high-performing consultant teams, delivering cutting-edge solutions for our financial services clients. This is a hands-on role where your data analysis skills and financial acumen will be essential to supporting senior business experts. You will be moving beyond the limitations of st ...

Mid Back End Engineer (Python & GCP)

Mid Back End Engineer (Python & GCP)Delivering scalable data infrastructure that transforms manual financial and actuarial processes into automated, auditable workflows. To deliver robust, scalable backend systems and data infrastructure that power automated data pipelines and dash ...

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    Senior Fullstack Engineer Java Python Jobs in United Kingdom Job Search Guide, Trends and Insights