java senior developer

About Onwelo Onwelo is a technology partner delivering end-to-end services, from strategy and architecture through implementation to maintenance, across digital transformation, data, and automation initiatives. Our team consists of more than 400 specialists with strong senior-level expertise, and we have successfully delivered over 300 projects for large...

iSAM is an innovative, financial technology firm specialising in quantitative trading, comprised of iSAM Funds and iSAM Securities. iSAM Securities regulated by the FCA, SFC, and CIMA registered, is a leading algorithmic trading firm and trusted electronic market maker, providing liquidity, technology and prime services to institutional clients and trading...

Job Title Quantitative Trading Engineer Location London Corporate Title Vice President Group Strategic Analytics (GSA) is part of Group Chief Operation Office (COO) which acts as the bridge between the Bank’s businesses and infrastructure functions to help deliver the efficiency, control, and transformation goals of the Bank. You will join the...

About The Company Starling Bank is the UK's pioneering digital bank committed to transforming the way people manage their finances. As the first fully licensed UK digital bank, Starling combines innovative technology with a customer-centric approach to deliver fairer, easier, and more transparent banking services. With a culture rooted in agility and...

Meet the Team Cisco's Webex Engineering Group is redefining the future of collaboration. We're building a world where people connect effortlessly to enjoy modern, uncompromised collaboration across every room, desk, pocket, and application. Our technology powers industry-leading products like Webex Meetings, Webex Calling, and Webex Contact Center. As a...

Requirements Must have: - Java - Spring - SpringBoot - SpringMVC - 5-7 years working with Java microservices, cloud platforms, and containerization technologies Responsibilities: - Architect and maintain robust Java-based microservices using Spring and SpringBoot frameworks - Guide development efforts, mentor junior developers, and ensure...

About the role The payments service team are the heart of Tesco Technology, serving 28 million+ shoppers in the UK and abroad. We deliver HTTP services that reliably manage payments at global scale, 24 hours a day every day. We also provide capabilities that detect and prevent fraud and build upon innovative technologies to reduce loss. 100M+ transactions...

Senior Developer Position Overview The purpose of this role is to design, build and deliver secure, scalable Microsoft 365, AI-enabled and Azure-based solutions for client projects, translating business requirements into effective technical outcomes. Salary & Benefits The budgeted salary for this role is between £70,000 - £80,000 Click here for the list...

About the role The payments service team are the heart of Tesco Technology, serving 28 million+ shoppers in the UK and abroad. We deliver HTTP services that reliably manage payments at global scale, 24 hours a day every day. We also provide capabilities that detect and prevent fraud and build upon innovative technologies to reduce loss. 100M+ transactions...

Job title: Senior Developer Salary: PO2 £39,862 - £42,839 Hours: 37 Contract: Permanent Location: Home and office based, chiefly Merrion House but attendance maybe occasionally required at other Leeds based locations We are seeking a highly motivated and experienced Senior Software Engineer to work on our Microsoft Power Platform alongside Dynamics...

Job description Location: London, Hybrid Role Type: 12 Month Contract Rate: £700 - £800 per day Delta Capita is seeking a highly skilled Senior eTrading Developer to join our clients Global Markets Technology practice. This role will focus on developing and enhancing low-latency components within an electronic trading (eTrading) and eRisk...

Role: Full-Stack Java Developer Location: London, UK Experience: 5–10+ Years Key Skills: Strong hands-on experience in Full-Stack Java Development Solid Linux/Unix experience Exposure to AI coding tools such as Claude Code, Windsurf, Devin, or GitHub Copilot (preferred) Strong coding and problem-solving skills Comfortable working in a fast-paced...

Job Description 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. We turn big ideas into the products, content...

ABOUT US: LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable...

About Company: Synechron is a global technology consulting firm that helps leading organizations accelerate digital transformation through innovation, expertise, and agility. With more than 16,500 professionals across around 60 offices in over 20 countries, we combine deep industry knowledge with advanced capabilities in AI, cloud, cybersecurity, and data...

Are you an experienced Full Stack Java / J2EE Developer looking for a role where your work will make a visible difference? At Castelan, we're entering an exciting phase of growth, digital transformation, and innovation. As a trusted furniture care, repair, and warranties organisation working with independent retailers and major UK national brands, our...

5 Days Onsite. Inside IR-35 Role. Job Description: As a Senior Software Engineer in Enterprise Platforms, you will be part of an agile team building and evolving platform services, integrations, and data-enabled solutions that support enterprise communication data and regulatory controls. You will design, develop, and operate secure, reliable, and scalable...

Base Location: You'll be expected to spend 50% of your working week in one of the following locations: Aberdeen, Glasgow, Perth or Inverness Salary: £64,085 - £76,581 + a range of benefits to support your finances, wellbeing and family. Working Pattern: Permanent | Full Time OR Part Time | Flexible First options available The role This role offers the...

Base Location: You'll be expected to spend 50% of your working week in one of the following locations: Aberdeen, Glasgow, Perth or Inverness Salary: £64,085 - £76,581 + a range of benefits to support your finances, wellbeing and family. Working Pattern: Permanent | Full Time OR Part Time | Flexible First options available The role This role offers the...

Great opportunity for Senior Java Engineers to join a software consultancy in Manchester as they go through a scale-up following a number of significant client wins in the iGaming industry. The company employ over 500 people and have a strong presence across the UK, so you’ll be joining an established business at the forefront of AI-native software...