Principal Engineer Advanced Manufacturing & DefenceUp to £70,000Location: Dorking, SurreyEngineering expertise meets customer engagement, inno...Read More>>.

Overview As a Highway Engineer in Stantec’s Scottish Roads and Highways team, you contribute to delivering a varied portfolio of highway projects within a collaborative, multidisciplinary environment. You shape and deliver practical, high...Read More>>.

Overview In this Principal Engineer role, you will provide high-impact technical leadership to guide architecture, DevOps, and cloud initiatives within a market-leading financial services organization. You will influence tech leads and seni...Read More>>.

Overview As Principal Engineer, you will lead technical teams and shape cutting-edge Java solutions that address real-world client needs. You’ll work within Solirius Reply’s Software Engineering Practice, collaborating closely with clie...Read More>>.

Overview In this role you shape how AI is embedded across Arm’s engineering platforms and workflows, driving scalable, secure AI architectures. You will translate fast-moving AI capabilities into reusable patterns and target architectures...Read More>>.

Overview As Principal Engineer you will lead the Highway Developments and Implementation team to ensure private developments are designed and delivered to high highway standards. You will act as a specialist adviser to developers and coordi...Read More>>.

Overview In this role you will lead the design and implementation of a cloud-agnostic Identity and Authorization Platform for a multi-tenant SaaS. You will own the authorization architecture across web, mobile, APIs, microservices, and AI g...Read More>>.

Overview In this Principal Engineer role, you shape technical direction across the Surveillance estate while remaining hands-on. You’ll balance deep technical work with guiding senior engineers, ensuring architecture coherence, security p...Read More>>.

Overview As Principal Engineer for the AI Productivity Lab, you will lead the engineering of domain-specific agents and tooling that accelerate AI-driven employee productivity. You work within the Data & AI Team to shape and deliver practic...Read More>>.

Overview In this role you provide senior technical leadership for complex Google Cloud and hybrid-cloud transformations, steering engineering direction from discovery to delivery to ensure secure, resilient, and scalable solutions that deli...Read More>>.

Overview In this role you will be the senior technical authority for the ServiceNow CSM scope within the Enterprise Services squad, shaping the technical vision and ensuring scalable, secure solutions. You’ll translate business needs into...Read More>>.

About Nscale Nscale is the GPU cloud engineered for AI. We provide cost‑effective, high‑performance infrastructure for AI start‑ups and large enterprise customers. Nscale enables AI‑focused companies to achieve superior results...Read More>>.

Principal Software Engineer, Fullstack/Backend Technologies (UK Remote)Full-timeWhen you join Turnitin, you'll be welcomed into a company that is a recognized innovator in the global education space. For more than 25...Read More>>.

About UnifeyeUnifeye is a delivery-led, Databricks-first consultancy helping organisations unlock the full value of their data and AI.We're a lean, high-growth team based in London, working at the intersection of data, technolog...Read More>>.

Primary Location: UK - Birmingham - Colmore PlazaCompany DescriptionWork with Us. Change the World.At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, provid...Read More>>.

This position allows you to join a fast-growing technology organisation focused on the critical migration and architectural evolution of our .NET services from AWS to Azure. If you are passionate about cloud-native transformation and want to le...Read More>>.

Highways and Transportation Senior / Principal Engineer Metis is looking to fill a Highways and Transportation Senior/Principal Engineer role to provide leadership and technical support for our growing Highways and Transportation pipe...Read More>>.

Base Location:For this role, we require successful applicants to be basedfromone of our Scottish locations – Perth, Glasgow,Aberdeenor Inverness and you'll be expected to spend 50% of your working week in the officeSalary:...Read More>>.

Shape a faster, smarter, safer future. You might know us for the great work we do across our wide variety of projects. We're proud to say it's thanks to our people's diversity of thought, expertise and knowledge. And when you join us,...Read More>>.

About SkyscannerEveryone loves travelling, but planning is not without its challenges. That's why we've spent 20 years building tools that turn travel-planning chaos into a breeze. Today, around 160 million travellers count on us...Read More>>.

Were currently recruiting 5 Principal Engineers Support Engineering (Training Services) to support a Submarine Programme. This is a predominantly remote/hybrid position, with occasional travel to site as required by the programme....Read More>>.

Elastic, the company behind Elasticsearch, is seeking a Principal Software Engineer for the Elasticsearch - Search Infra team. You will define, direct, and build the next generation of Elasticsearch capabilities, focusing on indexing, retrieval, a...Read More>>.

Bring more to life. At IDBS, one of Danaher’s 15+ operating companies, our work saves lives—and we’re all united by a shared commitment to innovate for tangible impact. IDBS helps BioPharma organizations unlock the potential of AI/ML to impr...Read More>>.

About usEncord is the universal data layer for AI that helps 300+ AI teams train and run models on the right data. Our platform indexes, curates, annotates, and evaluates data across the full AI lifecycle, from development through production. Trus...Read More>>.

Principal Engineer Department: R&D Employment Type: Full Time Location: Plymouth Description The New Technologies Group identifies, evaluates and develops the emerging technologies that w...Read More>>.

We Are Zenith is partnering with an innovative engineering organisation operating within the offshore wind and renewable energy sector to recruit a Principal Engineer - MV/HV Cable Design.This is a senior technical leadership role focused o...Read More>>.

Principal Engineer - Water Design and Build At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancem...Read More>>.

Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale — unleashing the potential of businesses and people. The Elastic Search AI Platform, used by more than 50% of the Fortune...Read More>>.

10x Team is seeking a Freelance Principal Software Engineer – AI Trainer to remotely contribute 8–20 hours per week. You will review AI-generated outputs and refine recommendations for software architecture and coding standards.The role...Read More>>.

Role MissionTo support customer outcomes by making deep, hands-on Microsoft centric expertise available to customers and internal teams across hybrid identity, security and endpoint management. This includes Windows Active Directory and i...Read More>>.

Principal Engineering Platform AI ArchitectJob Overview:The Principal Eng Plat AI Architect sets direction for how AI is embedded across Arm's engineering platforms, toolchains and workflows. Reporting to the Director of Engineering...Read More>>.

Requisition ID12683-Posted07/10/2026-Consulting-Birmingham - International Design Hub, Colmore Plaza Amey are a leading provider of full life-cycle engineering, operations and decarbonisation solutions, for trans...Read More>>.

SAE Industry Technologies Consortia (ITC), Performance Review Institute (PRI) and SAE International (SAE), deliver shared solutions to industry’s common challenges. Join us and create a higher standard for a better world. The Princ...Read More>>.

We are recruiting an Infrastructure Director / Principal Engineer for a highly regarded, specialist M&E and building services organisation. This is a senior technical leadership position with overall responsibility for the strateg...Read More>>.

Role: Principal EngineerSalary: £80,000-£95,000Location: Manchester This is a highly hands-on technical role, ideal for a strong Senior Engineer, Principal Engineer or existing Tech Lead who wants to stay cl...Read More>>.

Candour is seeking a Principal Engineer in Manchester to own architecture and lead delivery while staying hands-on with code. You will shape the platform, drive technical direction, and collaborate with the CTO to raise engineering standards. The...Read More>>.

Role: Principal Engineer Salary: £80,000–£95,000 Location: Manchester This is a highly hands-on technical role, ideal for a strong Senior Engineer, Principal Engineer or existing Tech Lead who wants to...Read More>>.

What if you could shape a career as unique as you? At WSP, you can always find opportunities to grow and do what matters to you. Make the most of our global reach to discover new challenges and chances to work with diverse, talented indiv...Read More>>.

FundApps (SteelEye merged) is seeking a Principal Engineer to set the technical direction across the Surveillance estate and work with our most senior engineers on its toughest problems. You will stay hands-on, reviewing architecture, reading and...Read More>>.

Job Description Summary Tätigkeiten, die darauf abzielen, durch Anwendung wissenschaftlicher und technischer Methoden zu beweisen, dass ein Konzept gültig oder technisch machbar ist. Die Arbeit in dieser Familie hat in der Reg...Read More>>.

Lead the design and engineering of a cloud-agnostic Identity and Authorization Platform that secures users, services, APIs, AI agents, and data across a multi-tenant SaaS platform. Unlike traditional IAM roles, this position focuses heavily...Read More>>.

Lead architecture and implementation of, Web applications Mobile APIs Microservices AI Gateway Agent runtime MCP tools Knowledge Graph Vector stores De...Read More>>.

Thatcham Research is seeking a Principal Engineer – Automotive Damageability to serve as the technical authority on vehicle damage risk and insurance-related assessment. You will lead development of methodologies to quantify damage performance i...Read More>>.

Vertiv, a $6.8B global organization with more than 27,000 employees, designs, builds and services critical infrastructure that enables vital applications for data centers, communication networks, and commercial and industrial facilities. We suppor...Read More>>.

We are seeking a Sr. Firmware Engineer to write firmware for our Coolant Distribution Unit real-time controller platform and assist with development on other Vertiv Linux-based platform(s). The candidate should possess broad and deep knowledge in...Read More>>.

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital...Read More>>.

Senior Principal EngineerLocation: Dublin, IrelandJob Type: PermanentSector: Roads, Transportation & InfrastructureThe Opportunit...Read More>>.