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3665 Job Offers

Senior / Principal Associate - Claims
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Join Capsticks as a Senior/Principal Associate in our top-ranked defendant clinical negligence team in London. Manage complex, high-value claims for NHS Resolution, leveraging extensive litigation experience. Work within a supportive, inclusive environment with competitive benefits. Ideal for can...
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United Kingdom , London
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Not provided
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Capsticks Solicitors LLP
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Principal Ecologist
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Lead strategic ecology for major UK infrastructure projects as a Principal Ecologist at Assystem UK. This senior role requires a degree, two European Protected Species licences, and CIEEM membership. Based in London with hybrid working, you will manage teams, drive BNG and EIA delivery, and enjoy...
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United Kingdom , London
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Not provided
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ASSYSTEM
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Principal Mechanical Engineer
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Principal Mechanical Engineer sought for Primero Americas in Montreal, Toronto, Vancouver, or Salt Lake City. Lead mechanical design for mineral processing EPC/EPCM projects, leveraging 12+ years of experience with crushers, mills, and conveyors. P.Eng. or PE licensure preferred. Enjoy competitiv...
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Canada , Montreal, Toronto, Vancouver
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Not provided
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Primero Group
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Principal Software Engineering Manager
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Lead a high-impact engineering team at Microsoft, driving the core infrastructure behind M365 Copilot. This Principal Software Engineering Manager role in Redmond focuses on scalability, reliability, and performance for AI products like Word and PowerPoint. Requires a Bachelor's in CS with 6+ yea...
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United States , Redmond
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139900.00 - 274800.00 USD / Year
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Microsoft Corporation
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Associate CDM Principal Designer
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Seeking an experienced **Associate CDM Principal Designer** in **London** to lead compliance with CDM 2015 regulations. You will manage pre-construction risk, deliver Principal Designer services, and oversee a team. Requires a **NEBOSH Construction Certificate**, **CMaPS** membership, and consult...
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United Kingdom , London
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75000.00 - 85000.00 GBP / Year
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Brandon James
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Senior CDM Principal Designer
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Senior CDM Principal Designer role with a respected South London consultancy. Lead CDM 2015 compliance across education, healthcare, and residential projects. Requires NEBOSH Construction, APS membership (CMaPS preferred), and extensive Principal Designer experience. Benefits include 26 days leav...
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United Kingdom , London
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65000.00 - 75000.00 GBP / Year
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Brandon James
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CDM Principal Designer
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CDM Principal Designer role in London with a well-established consultancy. You will manage CDM 2015 duties across commercial, residential, and mixed-use projects. Requires NEBOSH Construction Certificate, APS membership, and consultancy experience. Benefits include 25 days leave, pension, career ...
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United Kingdom , London
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50000.00 - 55000.00 GBP / Year
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Brandon James
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Principal Software Engineer - ISE
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Principal Software Engineer role in London with Microsoft’s ISE team. You’ll co-develop cloud-based AI solutions alongside enterprise customers, using C#, Python, or Java. Requires consultative experience, cross-functional collaboration, and up to 25% travel. Enjoy a competitive benefits package ...
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United Kingdom , London
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Not provided
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Microsoft Corporation
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Principal AI Software Engineer
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Principal AI Software Engineer sought by AMD to lead OneROCm software stack innovation across Instinct, Radeon, and Ryzen platforms. This hands-on role requires deep expertise in GPU architectures, AI/ML full-stack development, and hardware/software co-design. Drive next-gen products in San Jose,...
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United States , San Jose
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AMD
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Principal Product Manager
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Principal Product Manager role in Redmond, WA, driving generative AI-powered Dynamics 365 Contact Center solutions. You will embed with top customers, build hands-on prototypes, and lead deployments from pre-sales to implementation. Requires 8+ years in product management or software development,...
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United States , Redmond
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139900.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Java Engineer and DevOps Platform Lead - Senior Vice President
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Principal Java Engineer & DevOps Platform Lead (SVP) sought in Mississauga, Canada. Drive global developer productivity by owning the multi-year platform roadmap. Requires 10+ years in Java/Spring, 5+ years leading distributed DevOps teams, and deep CI/CD expertise (Jenkins, Tekton, Harness). Lea...
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Canada , Mississauga
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145100.00 - 217700.00 USD / Year
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Citi
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Technical Principal
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Technical Principal sought to lead enterprise architecture and technical strategy across complex client engagements in the UK. This senior role demands 15+ years in solution architecture, deep expertise in Microsoft Dynamics 365, Power Platform, and Azure, plus consulting experience. You will def...
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United Kingdom
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Not provided
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Codec UK
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Principal Security Researcher (Malware Research - Antivirus Systems)
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Principal Security Researcher role in Santa Clara, CA, focused on malware research and antivirus systems for Palo Alto Networks. You will develop automated signature generation and detection features for the Next-Generation Firewall and WildFire platform. Requires 6+ years of experience, Python/G...
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United States , Santa Clara
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162700.00 - 263175.00 USD / Year
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Palo Alto Networks
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Senior Principal Software Engineer — Layer 7 Security
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Senior Principal Software Engineer sought to lead Layer 7 security innovation in Santa Clara. This strategic role demands expert-level C/Go skills, deep Unix/Linux experience, and a proven track record designing large-scale distributed systems. You will define architecture for next-gen firewall p...
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United States , Santa Clara
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170000.00 - 277000.00 USD / Year
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Palo Alto Networks
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Principal Site Reliability Engineer (AIOps)
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Principal Site Reliability Engineer (AIOps) role at Palo Alto Networks in Santa Clara, CA. Join a top-tier team managing one of the largest GCP infrastructures, leveraging Kubernetes, Terraform, and Python. Drive automation, reliability, and scalability for hybrid cloud systems. Enjoy RSUs, bonus...
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United States , Santa Clara
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151600.00 - 245300.00 USD / Year
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Palo Alto Networks
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Principal Malware Reverse Engineer
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Join a globally distributed team of expert reverse engineers at MCU in Santa Clara. As Principal Malware Reverse Engineer, you'll dissect advanced malware using IDA Pro, Ghidra, and debuggers. Requires BS/MS/PhD in CS/CE, Python proficiency, and 2+ years of malware analysis experience. Enjoy RSUs...
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United States , Santa Clara
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162700.00 - 263175.00 USD / Year
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Palo Alto Networks
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Principal Product Manager
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Principal Product Manager role shaping the long-term vision for Microsoft Edge in Hyderabad. Drive AI-first experiences, Windows Copilot integration, and core browser capabilities. Requires 8+ years in product management with large-scale platform expertise. Define product strategy at the intersec...
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India , Hyderabad
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Not provided
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Microsoft Corporation
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Principal Software Engineering Manager - AI Frameworks
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Lead and grow a high-impact engineering team at Microsoft, driving AI performance optimization for large-scale model training and inference. This Principal Software Engineering Manager role in Redmond requires deep expertise in GPU architecture, C/C++/Python, and managing cross-layer AI software ...
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United States , Redmond
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Salary
139900.00 - 304200.00 USD / Year
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Microsoft Corporation
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Principal Product Manager
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Principal Product Manager role on Microsoft’s Commerce team, pioneering AI-native shopping experiences across Copilot and Microsoft surfaces. You will define strategy, lead cross-functional teams, and drive measurable outcomes in conversational AI and generative AI. Based in Redmond, WA, this pos...
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United States , Redmond
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139900.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Client Partner, Strategic Transactions - Energy/Utilities Vertical
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Drive high-impact growth in T-Mobile’s Energy/Utilities Vertical as Principal Client Partner, Strategic Transactions. Leverage expertise in solution architecture, enterprise networking, and digital transformation to close complex enterprise deals. Build CxO-level relationships, orchestrate cross-...
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United States , Atlanta; Overland Park; New York; Bellevue
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103260.00 - 186300.00 USD / Year
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T-Mobile
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About the Principal role

A Principal role represents a senior leadership position found across various industries, from construction and engineering to technology and product management. Individuals in these jobs are trusted with high-level strategic oversight, complex problem-solving, and driving significant organizational impact. Unlike entry-level or mid-career positions, Principal jobs typically require a deep well of specialized expertise, a proven track record of leadership, and the ability to influence direction without direct managerial authority over every team member.

In a professional context, a Principal is often the highest individual contributor or a senior team lead responsible for shaping the vision and execution of critical initiatives. For example, in design and construction sectors, a Principal Designer focuses on risk management from the earliest stages of a project. They ensure that health and safety regulations, such as the CDM Regulations 2015, are integrated into the design process, mitigating hazards before construction begins. This involves leading cross-functional coordination, conducting design reviews, and ensuring a seamless handover to contractors.

In technology and business strategy, Principal Product Managers own the end-to-end lifecycle of complex service portfolios or product lines. They are responsible for defining strategy, developing business cases, and launching innovative offerings that drive customer adoption and revenue growth. These roles demand a data-driven approach to decision-making, strong cross-functional leadership, and the ability to influence executives and stakeholders across engineering, sales, marketing, and customer success teams. Common responsibilities include market analysis, competitive benchmarking, pricing strategy, and building go-to-market plans.

Typical skills required for Principal jobs include exceptional communication and presentation abilities, strategic thinking, and a high degree of autonomy. Candidates usually possess a bachelor’s or master’s degree in a relevant field, combined with significant experience—often eight or more years in a related domain. Technical proficiency is critical, whether in understanding network security, cloud infrastructure, or construction regulations. Soft skills such as negotiation, mentorship, and the ability to drive alignment in matrixed organizations are equally important.

Ultimately, Principal jobs are about leading from the front, solving the most challenging problems, and setting the standard for excellence within an organization. Whether mitigating risk on a construction site or defining the future of a software platform, these professionals are integral to driving meaningful, lasting results.