principal .net engineer jobs in Slough

You will be involved in challenging, complex development for industry leading companies, as well as smaller start up projects Centered on a tech stack that includes C# . NET, React AWS, and event-driven microservices, this position is tailored for engineers ready to thrive in modern cloud-based ecosystems.

You will work closely with product owners, data teams, and other developers to deliver secure, scalable, and compliant solutions for investors and advisors. Key Responsibilities: - Lead the development of. NET-based backend systems for investment, portfolio, and tax-efficient schemes (EIS/SEIS).

Job Description Principal Engineer (Education) Competitive + Bonus + Benefits UK, Remote Permanent full time Summary The Principal Software Engineer role is a key role in the IRIS Engineering Organization and is one of the keystones in the delivery of World-Class Customer Products, Developer experience and the advancement of our technology in .NET and C#. As a Principal Software Engineer,...

Principal Software Engineer Fully Remote | Permanent | Competitive Salary + Benefits Harrington Starr has partnered with a leading Global Payments Technology company who are seeking to hire a Principal Software Engineer to join their senior engineering leadership team. This is a rare opportunity to combine hands-on development with strategic influence, guiding architecture decisions and shaping...

Join OCI’s Edge Security team as a Principal Engineer to architect and deliver cloud-scale DDoS protection. You’ll lead design for high-performance detection and mitigation systems, drive automation and operational excellence, and set the technical direction for customer-facing DDoS capabilities across OCI’s global edge. This role requires deep expertise in Linux networking data path and...

You will have a good technical knowledge in the primary discipline of fire safety design.

You will be IT literate with a working understanding of fire modelling software analysis tools.

You should have excellent communication skills and an interest in working in a team environment.

🏗️ Principal Engineer - Industrial Buildings | London | Shape the Future Are you ready to lead the charge on ground breaking projects? We are seeking a Principal Engineer to grow our team to help deliver our pipeline of projects for 2026 and beyond. At Rendel, part of the global Ingérop Group, we’ve been delivering innovative engineering solutions for over 180 years. With offices across the UK...

You will work closely with colleagues of various disciplines to manage the delivery of technically-excellent, profitable projects.

You will develop new and nurture existing outstanding client relationships that maximise satisfaction and ensure repeat business, and will use your wealth of expertise and determination to manage, motivate and inspire less experienced engineers.

You should also expect to work across the full stack and every stage of the product lifecycle, from system design through to build, test, deployment and supporting systems in production, so you should be skilled in practices like TDD, CI/CD, IaC and Observability.

You will help them stay ahead of the curve by solving both technical and sociotechnical problems. You would be joining a squad of Principal engineers with different expertise that serves as a centre of excellence to the 16+ engineering teams in the wider engineering function.

Job Title: Principal Mechanical Engineer Location: London Job Type: Full-Time Are you a Mechanical Engineer looking to take the next step in your career? Would you like to get involved with delivering some of the world’s most exciting projects and join a dynamic, growing team who are at the forefront of sustainable design? If so, we want you to join our Building Services team in London! Based...

Principal ILS & Obsolescence Engineer Introduction: This organisation sits at the heart of some of the UK’s most critical defence and maritime programmes, delivering technology that genuinely matters. They’re now strengthening their Integrated Logistics Support capability with a senior engineer who can shape strategy, guide teams, and influence delivery across complex systems. Role...

You will define technical strategy, design scalable data systems, mentor senior engineers, and partner closely with product, engineering, analytics, and business leaders to transform strategic goals into robust, data-driven solutions.

Be the Driving Force in Power Projects – Principal Engineer (Civil/Structural) If you want to know about the requirements for this role, read on for all the relevant information. BakerHicks are looking for a Chartered Principal Civil or Structural Engineer to lead the delivery of power sector projects from either our London or Scotland office. This is a senior role where you'll take ownership...

Job Title: Principal DevOps Engineer - AWS/Terraform/Kubernetes Type: Permanent Location: Fully remote (must be UK-based) Salary: £90-110K DOE Our client are growing their team and are looking for a Principal DevOps Engineer to contribute to the development and maintenance of our cloud infrastructure, help with the definition of best practices for infrastructure management and to support...

numi is proud to have partnered with a multiple award-winning, high-growth fintech company. We have made multiple hires to this company, it is a place for top-tier engineers who are also excellent colleagues. As they continue to grow, they're looking for an exceptional IC (Individual Contributor) to solve some of their most complex problems. This is an opportunity to be a top technical voice,...

You will support in reverse engineering and deep understanding of vulnerabilities, including impact analysis and automation.

You must relish the challenge of findings critical vulnerabilities in complex software binaries through automation and manual practices. Creativity is highly valued; being able to find novel vulnerabilities is essential in this role.

Please note, this company is not able to offer a sponsorship visa at this time. We are seeking an experienced Principal or Associate Mechanical Design Engineer to join this dynamic team in the field of Building Services Engineering. As a key member of the organisation, you will play a crucial role in designing and optimising mechanical systems for large-scale projects. The successful candidate...

You will be in a client-facing role, attending project meetings and disseminating the brief to the project team. - Work with the team leader to help monitor fee expenditure, resources and work delivered. - Mentor and support our ‘next gen’ professionals, including apprentices and graduates.

You will be in a client-facing role, attending project meetings and disseminating the brief to the project team. - Work with the team leader to help monitor fee expenditure, resources and work delivered. - Mentor and support our ‘next gen’ professionals, including apprentices and graduates.