principal .net engineer jobs in Surrey

You will join a cross-functional product engineering team working on the evolution and modernisation of a core SaaS platform. The focus is on building scalable, cloud-native services while improving reliability, performance, and long-term maintainability.

A leading software development company in the UK is seeking a Full Stack Developer to work on exciting web, desktop, and mobile projects. This role offers the chance to collaborate closely with architects and engineers while working remotely. Candidates should have outstanding experience in C#, ASP. NET Core, Web API, and SQL Server, with additional experience in Angular preferred. Competitive...

Principal Systems Engineer – External Communications Frimley, Surrey (hybrid working 2-3 days on site per week) – 12 month duration – Pay rate £57 p/h PAYE basic (£65.29 including holiday pay) or £76.98 p/h Umbrella The External Communications Principal Engineer will be able to apply their subject matter expertise and domain experience to good Systems Engineering practices, to support the...

You will provide technical direction, manage multidisciplinary teams, and drive innovation in sustainable and digital construction.

You will report to the Heathrow Director, Huso Yildirim and manage a team of graduate, senior and principal engineers in Guildford, Basingstoke, Southampton and Heathrow.

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...

Job Description Principal Engineer - Combat Systems (External Communications)?? Frimley (Hybrid 2-3 days onsite) ?? 12-month contract | 37 hrs/week ?? £57.00 per hour (PAYE) ?? Dreadnought ProgrammeBAE Systems is seeking an experienced Principal Engineer - External Communications to support delivery of external communications systems within the Submarine Combat Systems domain on the Dreadnought...

Senior Backend Developer (.NET | AI-First SaaS Platform) Compensation: Competitive, based on location and experience Location: UK or Turkey (Hybrid – Office & Remote) Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale. With Agentic AI live in production, Keepnet runs...

You will take a leading role in the architecture, design, integration, and validation of complex embedded electronic products spanning analogue, digital, and embedded software domains.

You will also act as a senior technical authority, mentoring engineers and shaping engineering best practice across the programme.

Job Title: Senior/Principal Systems Engineer Location: Southampton, Hampshire Salary: Upto £75,000 basic + benefits Our client is looking for a talented Senior/Principal System Engineer – Electronic Products with a strong background in the Electronic OEM sector to join their growing R&D team. You'll be an experienced Systems Engineer with a strong background in electronic product development....

You will be given the opportunity to develop your career and play a critical role supporting the development and implementation of our client’s projects. We pride ourselves in offering a truly multi-disciplinary working environment and bring with it exciting opportunities to influence a project in its entirety from beginning to end.

You will provide guidance and oversight across all electrical engineering activities, ensuring designs are technically robust, compliant with industry standards, and delivered to the highest quality.

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...

Job Description The external communications principal engineer will be able to apply their subject matter expertise and domain experience to good systems engineering practices, to support the Engineering Manager (EM) and Delegated Technical Authority (dTA) in delivering external communications systems and products to the submarine build and through-life support programmes. They will provide...

You will be given the opportunity to develop your career and play a critical role supporting the development and implementation of our client’s projects.

You will be working in within our Electrical Engineering team based in Birmingham, Glasgow, Epsom or Leeds.

You will be accountable for the following tasks including but not limited to:

You will provide guidance and oversight across all electrical engineering activities, ensuring designs are technically robust, compliant with industry standards, and delivered to the highest quality.

Senior Backend Developer (.NET | AI-First SaaS Platform) Compensation: Competitive, based on location and experience Location: UK or Turkey (Hybrid – Office & Remote) Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale. With Agentic AI live in production, Keepnet runs...

You will join a cross-functional product engineering team working on the evolution and modernisation of a core SaaS platform. The focus is on building scalable, cloud-native services while improving reliability, performance, and long-term maintainability.

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...

V05483 Principal Engineer - Combat Systems (External Communications) - Paul Colloby is the HM. 1 position 12 month contract Frimley Hybrid - 2-3 days per week 37 hours a week Dreadnought programme £57.00 PAYE (£65.29 including holiday pay) or £76.98 p/h Umbrella Knowledge, Skills and Qualifications Knowledge: (Recommended max 5 bullets/statements) Knowledge of external communications systems...

Job Description V05483 Principal Engineer - Combat Systems (External Communications) - Paul Colloby is the HM. 1 position 12 month contract Frimley Hybrid - 2-3 days per week 37 hours a week Dreadnought programme £57.00 PAYE (£65.29 including holiday pay) or £76.98 p/h Umbrella Knowledge, Skills and Qualifications Knowledge: (Recommended max 5 bullets/statements) Knowledge of external...