Principal Systems Engineer jobs in York

You will be responsible for leading on work and projects within the highways civil engineering team, delivering infrastructure xwwtmva projects efficiently, cost effectively and to client Skills, Experience, Qualifications, If you have the right match for this opportunity, then make sure to apply today.

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 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.

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...

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 be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.

Contract – 8 Months Inside IR35 Remote – UK Power Systems Consultant (EMT & RMS Studies) The consultant will support power system projects across multiple phases by delivering high-quality electrical studies and technical documentation. Key Responsibilities - Develop and validate EMT and RMS models for assets such as WTGs, PPCs, and STATCOMs. - Plan and execute design and Grid Code...

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

Embedded Systems Engineer (Part-Time to Full-Time) – Optect Ltd Location: Remote (UK-based), onsite in Bath, or hybrid Hours: 0.5 FTE – 1.0 FTE Right to work in the UK required Optect is developing the next generation of long-range flame detection technology and deploying it into some of the most challenging environments on Earth. We are now looking for a motivated Embedded Systems Engineer...

Head of HV Substations, Electrical Design To £110,000 and extensive benefits We are seeking the top person for this Substation Design leadership role. It will be the most senior person for substation design in a significant design and build group in the UK. The right person will be an expert in; Substations electrical design within the energy sector, and able to lead and grow a team. Be a...

Principal Systems Engineer – RF / Satellite Communications Location: Hereford, Herefordshire (Hybrid – 3 days onsite) A well-established UK engineering organisation operating at the forefront of satellite communications and RF systems are looking to appoint a Principal Systems Engineer to take ownership of complex products used in critical RF / SatCom infrastructure worldwide. This role suited...

PROJECT DESCRIPTION Join a fast-moving, outcome-driven engineering team that builds high-quality simulations and real-time experiences using commercial and proprietary game engines. You'll shape how we exploit, extend, and integrate engines to solve complex systems problems, influence product roadmaps, and mentor engineers across disciplines. If you love squeezing performance from engines,...

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...

Microsoft Azure and Databricks Principal Consultant 3 days ago Be among the first 25 applicants Simpson Associates transforms raw data into actionable insights that drive positive change. Our Microsoft data expertise, our specialist sector knowledge, plus our innovative and trusted advice and guidance are just some of the reasons clients choose to work with us. Our mission is to help...

About Network Rail Join Network Rail – Where People and Connections Matter At Network Rail, we're dedicated to keeping passengers and freight moving safely and efficiently across the country. When you join us, you're not just part of a team – you're part of something that matters to millions. We believe that our people are at the heart of what we do, and every role plays a vital part in...

Opportunity: Copello is partnering with a Defence client to recruit a Principal Control Systems Engineer to join their team. In this role, you will use your expertise in PLC and SCADA systems to design, develop, and support advanced control and HCI solutions for naval platform management systems. This is your chance to work on high integrity systems in a secure, highly regulated defence...

Title: Forward Deployed Engineer – AI & Customer-Facing Technical Leader Location: Remote Travel: Customer visits 4–5 days/month; occasional team gatherings Salary: Senior: €130–150k base + growth trajectory Principal: €160–200k base + package discussion Tech: Python, JavaScript, Azure, AWS, AI, LLM's, RAG Industry: AI Consultancy The Role We’re looking for talented engineers to join our...

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...

You will be responsible for acting as the technical lead, dealing with day-to-day management of xwwtmva an engineering team, managing complex geotechnical schemes, The experience expected from applicants, as well as additional skills and qualifications needed for this job are listed below.

You will focus on orchestrating process and quality transformation—analyzing current practices, diagnosing bottlenecks, and implementing robust, scalable solutions that radically improve reliability, efficiency, and the time-to-launch for new sites. Key Responsibilities