principal .net engineer jobs in Peterborough

Principal Software Engineer .NET £90,000-£110,000 Remote (UK) Do you thrive on building scalable solutions that power commerce worldwide? We're partnering with a rapidly expanding global payment platform fresh off a transformative acquisition. They're engineering a robust, merchant-centric ecosystem built on quality, resilience, and scale - and they need exceptional .NET Software Engineers to...

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 | £85,000 - £115,000 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 the...

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...

Principal Process Engineer Epitaxy Suffolk, onsite working required We are seeking a skilled and innovative Principal Engineer with a deep understanding of epitaxial growth processes, specifically for Indium Phosphide (InP) materials in photonics applications. Is this the role you are looking for If so read on for more details, and make sure to apply today. This is an exciting opportunity to...

You will be a vital part of this evolution, contributing your expertise to our strategy and helping us redefine what services we offer our clients.

You will ensure buildings are designed to minimise fire risks, through contributing to the development of fire strategy reports, calculations and fire risk assessments.

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.

You will shape both how interactions are built and what expressive capabilities are possible, translating cutting-edge research into robust, real-world systems.

You will utilise your technical expertise, in-depth knowledge of insurance industry and market leading tools to produce creative and actionable pricing solutions. This role requires a large element of coaching team members and championing best practice across the department.

You will also mentor colleagues, manage projects, and contribute to work winning and client engagement.

You will be part of an established but growing UK team.

You will have the opportunity to take ownership of existing client relationships, market sectors and services, and develop new ones.

You will work across a broad Flood and Coastal Management (FCM) scope, including policy and strategy development, engineering, funding, stakeholder engagement and R&D.

About Intellias Intellias is a European-founded AI, Data and Software Development company with global delivery capability across Europe, India and Latin America. For more than 20 years, we've empowered our customers to embrace innovation at scale and contributed to the success of the world's leading brands. The company is featured in the Inc 5,000 Europe and IAOP Global Outsourcing...

You will be working alongside an MVP and well respect author on Agile and . NET / C# development. This is a truly fabulous opportunity to join a spectacular organization; one that offers a structured career progression programme, excellent training, exquisite offices and amazing benefits.

You will work on high-impact geotechnical schemes across the UK, with responsibility for design delivery, emergency response support and multidisciplinary project leadership.

Suffolk, onsite working required We are seeking a skilled and innovative Principal Engineer with a deep understanding of epitaxial growth processes, specifically for Indium Phosphide (InP) materials in photonics applications. Check you match the skill requirements for this role, as well as associated experience, then apply with your CV below. This is an exciting opportunity to drive...

The Oracle Cloud Infrastructure (OCI) Offensive Security team provides OCI with the capabilities to ensure our systems and services meet the security objectives we communicate to customers. The Offensive Security group performs security assessments, vulnerability research, static and dynamic analysis research, penetration testing, red-teaming, and security tool development. We ensure the security...

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 autonomous...

You will also collaborate closely with facility/equipment engineers and integration engineers to develop and lead new processes that meet emerging device requirements for future technologies. Additionally, you will provide support for the transfer of processes to large-volume manufacturing.

This client is one of the market leaders in cutting-edge optoelectronic devices for the next generation of optical communications networks. Interested in learning more about this job Scroll down and find out what skills, experience and educational qualifications are needed. They are looking for an experienced engineer to join their team of experts, providing a key influence in the development...

Highly competitive salary on offer Are you an experienced Principal Process Integration Architect with a passion for advanced semiconductor fabrication? This is your chance to play a pivotal role in new product development, ensuring robust, high-performance, and reliable process integration in a cutting-edge environment. Increase your chances of reaching the interview stage by reading the...