senior mainframe developer jobs in Windsor, Berkshire

Paladign/Mainframe Developer Duration: initial 1 year contract Workload: Full time hours Setup: Contractor inside IR35 Location: Hybrid – 3 days/week onsite, 2 days remote We’re urgently seeking a seasoned Paladign/Mainframe Developer to support and enhance a core wealth management system used by our client in the financial services sector. Key Responsibilities: - Analyse business...

Senior Java Developer | Low Latency | London Our client is a specialist engineering consultancy known for solving some of the most demanding performance challenges across financial markets and technology. Their teams design, build, and optimise high-throughput, low-latency systems used by global institutions where reliability and speed are critical. They are now looking for exceptional Java...

Senior React Native Developer - Outside of IR-35 A leading Digital Agency/ Consultancy in London is on the search for a React Native Freelancer to join the team on a 6 month interim, this is 100% Remote. Rate - Up to £500 per day (Outside of IR-35) 100% Remote Please do apply, if you are available within the next 2 weeks. Senior React Native Developer - Outside of IR-35

HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and...

Role: - Power Platform Senior Developer Job Summary – Design, develop Power Automate workflows including the creation of triggers, actions, conditions, and loops to automate business processes. Create and configure connectors and integrations between various systems and applications to enable data flow and automation. Power Shell scripting is preferred as well. Also, we should have experience...

Senior Software Developer required by a successful software company with an international client base. The Senior Software Developer will be responsible for full stack development with C# and React as part of the ongoing evolution of the company's core SaaS product as they evolve a traditional monolith architecture towards a modular monolith. Key experience - Extensive C# experience - SQL...

You will have the opportunity to work on various modern web applications across a variety of platforms focusing on the backend. Should you choose, this role will allow you to expand your leadership capabilities as you progress in the company. The team tend to go into the Oxford office once a month.

Senior Vice President of Business Development : BioA Contract Research An innovative and specialised Contract Research Organisation (CRO) is seeking a visionary and commercially astute leader to drive its global business development strategy. This executive role will oversee all commercial operations, set strategic direction, and foster high-level partnerships to accelerate growth. The position...

Senior BI Developer Global Travel F&B Leader (London HQ) Circa £75k + Hybrid (2/3 days onsite) We're looking for a Senior BI Developer to join a world-leading F&B operator at their global hub in London, leading the charge on data democratization and business intelligence. This is a hands-on leadership role where you'll be owning end-to-end delivery of dashboards, leading technical solution...

You will review opportunities identified using strong product insights and data-led intelligence, ensure cross-selling, and inform the BD strategy to drive profitable revenue growth. The firm are looking for a strong leader to manage an established team and to collaborate with wider teams globally.

You must have excellent communication and organisation skills coupled with the ability and enthusiasm to learn quickly and get started on new projects.

You will have an amazing understanding of food trends, ingredients, and seasonality which you can use to revamp recipes as well as conjure up new delights.

Senior Thingworx Developer Can be based anywhere in the UK - £54,000 + excellent benefits My client is growing their PLM development team and looking for an experienced Thingworx Developer to design and enhance digital tools that connect engineering, data, and manufacturing across their business. You’ll: - Develop dashboards, interfaces, and database integrations - Build and support RESTful /...

Senior Development Manager London, Hybrid (with onsite and office requirements) Immediate Start Want to bring a Landmark Project to Life? We’re looking for an accomplished Development Manager to take the helm of a major London based residential redevelopment project, one that will reshape a key part of our built environment and leave a lasting legacy. From the first due diligence checks to...

🚀 Senior Front-End Engineer – Investment Banking |£750 p/d (Outside IR35) | London / Hybrid (1 Day/Week in Office) We are partnering with a global investment bank to hire a Senior Front-End Engineer to join a flagship team delivering a next-generation, single-page application (SPA) platform for high-performance derivatives trading. This is a high-profile role on a mission-critical, front-office...

You will provide professional consulting services working onsite for start-ups, medium and large sized companies.

You will be working on large complex projects so you should be comfortable dealing with demanding stakeholders and providing time driven results. Innovation, Collaboration and Passion are the three core values that we look for in all our personnel.

Senior Full Stack Developer Contract type: Full time, permanent Salary: £DOE Reports to: Head of Product Engineering Direct reports: Yes (initially none, growing over time) Location: Remote-first with occasional travel to client sites or team meet-ups (typically quarterly) The successful candidate must hold British Citizenship, due to the requirement for Security Clearance. About...

A highly regarded international law firm is growing its UK and European operation. We are seeking a Senior Client Development & Engagement Manager to support the Business Development Director in shaping the Business Development strategy. This would suit an established Senior Business Development Manager or Associate Director with significant experience in the Transactions practice areas. It is...

We’re supporting a high profile US law firm to appoint a Senior Business Development Manager to its London team. This is an exciting opportunity to join at a pivotal stage of growth and play a key role in shaping the firm’s market strategy. Focused on restructuring, private equity, leveraged finance, and the wider private capital markets, you’ll act as the 'number two' to the Director of BD...

You will be pivotal in building slick and complex enterprise-grade applications that are crucial in supporting trading activities around the globe! As a part of this team, you will play an integral role in building greenfield front end applications. This opportunity offers a unique chance to join a dynamic group of technologists in a technically stimulating environment!

Excellent opportunity for Front-End Developer looking to join a forward-thinking company producing award-winning software used by leading businesses across the globe. The successful Senior Frond Developer will need to have extensive commercial experience using ReactJS and should be comfortable working to their own initiative but also happy to mentor and offer guidance to the more junior members...