Senior Java Software Engineer jobs in Slough

Harrington Starr

Senior Software Engineer - London Harrington Starr are working alongside a unique financial trading technology firm who are seeking 10+ Senior Java Developers to join their Core Development team and build out low latency systems. You absolutely have to have is a demonstrable interest in technology,

Oliver Bernard

Java Software Engineer We’re partnering with a leading global financial institution seeking experienced Java Contractors to join high-impact engineering teams delivering scalable, mission-critical platforms. Key Skills Required: • Strong Java development experience (Java 11+) • Deep expertise with K

Thrive IT Systems

Job Description : We are looking for a hands-on Java Developer with deep experience in Apache Struts and enterprise Java migrations to join our application development team. You will be stepping into an active, in-progress migration — 6 of 17 modules have already been completed, and established patt

Tenth Revolution Group

Senior Java Developer — Manchester (Hybrid) This is an opportunity to work on large-scale, complex engineering projects that have real impact. As a Senior Java Developer, you will design and build solutions that help organisations make better, data-driven decisions in rapidly changing environments.

Hamilton Barnes 🌳

Do you want to join a global high frequency trading firm and have real ownership? We’re looking for a sharp, product-minded engineer to help scale a fast-growing platform used across the company. You’ll work across frontend and backend systems, solve performance challenges, and play a key role in sh

Alexander Associates Technical Recruitment

Job title: Software Engineer Location: London We are currently working with an exciting space engineering company in London developing next-generation spacecraft technology and looking to add a Software Engineer to the team. About them: Our client are building advanced technology for real-world spac

Opus Recruitment Solutions

Umbraco Developer | £350 – £375 | Outside IR35 | 2 Months | Fully Remote We’re recruiting for an experienced Umbraco Engineer for a 2-Month contract role to start next week! This short term contract position will play a vital part in taking ownership of Umbraco stack projects for a historic client o

Company Description Mitra Bio is building the future of skincare through epigenetics, longevity science, and data. Backed by Khosla Ventures, Illumina, and Innovate UK, we help people better understand their skin over time using simple, non-invasive skin sampling and advanced data analysis. Our goal

develop

Senior Software Engineer Hybrid- London Up to £100,000 + benefits Overview We are hiring a Senior Software Engineer to join a growing Digital Platform function within a technology-driven organisation undergoing continued international expansion. This role sits within a newly formed platform squad fo

OCR Alpha

Senior Software Engineer, Developer Experience At this tier one trading firm, technology isn't just part of the business - it is the business. With a global team of 1,000+ engineers moving billions in microseconds, developer experience isn't an afterthought; it's the foundation everything else is bu

intro

Software Engineer (Go) Location: London - 4 days per week onsite UK Visa Sponsorship: Not possible About the Company: Our client is a thriving B2B FinTech with a market leading product aimed at selling infrastructure to Financial Services firms, transforming how consumers manage their money. This is

InfoSec People Ltd

About the Role Title : Software Security Engineer (Technical SME) Location : Hybrid in London or Bristol 3 days per week Salary : up to £75,000 + 21% bonus (Raising after year 1) + Benefits SC Clearance We are seeking a Software Security SME to join a leading organisation in the defence and advanced

Space Executive

£100,000 - £115,000 base salary We’re partnered with an AI-native customer experience platform that’s transforming how ecommerce brands support and engage with their customers through intelligent AI Agents. They’re now looking to hire a Senior Scala Software Engineer with strong Scala experience to

Roc Search

🚀 We’re Hiring: Software Developer (Go / AWS) | London | Permanent Opportunity I’m currently partnering with a London-based media software company that is building large-scale, cloud-native platforms within the digital entertainment space. They’re looking for an experienced Software Developer to jo

GradBay

About the role This is an 11-week summer internship within a global FinTech organisation operating one of the world’s largest digital payments networks. You’ll gain hands-on experience working on high-impact systems that power secure, real-time transactions at global scale. As part of a collaborativ

TechTree

Principal Software Engineer – AI in Healthcare (Python / Distributed Systems) Overview We’re building automation systems that enable AI agents to operate like doctors and nurses. As a Principal Software Engineer, you will work directly with hospitals and clinics to deploy production-grade AI systems

Harrington Starr

Low Latency Java Engineer London | Hybrid Electronic Trading / Distributed Systems / FinTech A leading global trading technology business is looking to hire a Low Latency Java Engineer to join a high-performing Core Trading team building the systems at the heart of a large-scale electronic trading p

Trust In SODA

We’ve joined forces with a global Life Sciences pioneer developing a next-gen R&D platform. Their work empowers scientists worldwide to fast-track drug discovery and biological breakthroughs, directly contributing to saving millions of lives. As they scale their core engineering team, we are looking

Trust In SODA

Most engineers use the cloud. We build it. We have partnered with a scaling infrastructure powerhouse that is currently rewriting the rules of how digital and physical systems intersect. This isn't about maintaining legacy code or \"moving to the cloud\"—it’s about architecting the very platforms th

Aveni

Aveni is redefining how financial institutions use AI. We build real, production-ready agentic systems that reshape how banks, advisers and financial services firms operate, replacing fragmented processes with intelligent, end-to-end workflows. We have been recognised as Fintech of the Year for two