24 of 24 Permanent Principal Engineer Jobs in the Thames Valley

Principal Engineer (Education)

Hiring Organisation
IRIS Recruitment
Location
Slough, Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Principal Engineer (Education) Competitive + Bonus + Benefits UK, Remote Permanent full time Summary The Principal Software Engineer role is a key role in the IRIS Engineering Organization and is one of the keystones in the delivery of World-Class Customer Products, Developer experience … advancement of our technology in .NET and C#. As a Principal Software Engineer, your world is being embedded or supporting the teams where the hardest work is happening at any given time, helping them deliver good quality software with predictable velocity, helping them break through when they ...

Principal Software Engineer

Hiring Organisation
TopTek Talent
Location
Slough, Berkshire, UK
Employment Type
Full-time
Principal Software Architect (FinTech SaaS) – UK Remote We are representing a scaling B2B FinTech that provides core decisioning infrastructure for the global financial services sector. Their enterprise SaaS technology enables major lenders to modernise their credit assessment processes, allowing for more efficient deployment of capital to the commercial sector. … data layers into traditional banking workflows, they are significantly improving how credit is optimised and distributed to businesses. We are looking for a heavyweight Principal Engineer to serve as the ultimate technical authority and strategic advisor across multiple product squads. Location: Remote-friendly (UK). The team values ...

Principal Software Engineer

Hiring Organisation
TopTek Talent
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
Principal Software Architect (FinTech SaaS) – UK Remote We are representing a scaling B2B FinTech that provides core decisioning infrastructure for the global financial services sector. Their enterprise SaaS technology enables major lenders to modernise their credit assessment processes, allowing for more efficient deployment of capital to the commercial sector. … data layers into traditional banking workflows, they are significantly improving how credit is optimised and distributed to businesses. We are looking for a heavyweight Principal Engineer to serve as the ultimate technical authority and strategic advisor across multiple product squads. Location: Remote-friendly (UK). The team values ...

Principal Software Engineer

Hiring Organisation
TopTek Talent
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
Principal Software Architect (FinTech SaaS) – UK Remote We are representing a scaling B2B FinTech that provides core decisioning infrastructure for the global financial services sector. Their enterprise SaaS technology enables major lenders to modernise their credit assessment processes, allowing for more efficient deployment of capital to the commercial sector. … data layers into traditional banking workflows, they are significantly improving how credit is optimised and distributed to businesses. We are looking for a heavyweight Principal Engineer to serve as the ultimate technical authority and strategic advisor across multiple product squads. Location: Remote-friendly (UK). The team values ...

Principal Software Engineer

Hiring Organisation
Harrington Starr
Location
Slough, Berkshire, UK
Employment Type
Full-time
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 ...

Principal DevOps Engineer

Hiring Organisation
TEC Partners - Technical Recruitment Specialists
Location
Slough, Berkshire, UK
Employment Type
Full-time
Title: Principal DevOps Engineer - AWS/Terraform/Kubernetes Type: Permanent Location: Fully remote (must be UK-based) Salary: £90-110K DOE Our client are growing their team and are looking for a Principal DevOps Engineer to contribute to the development and maintenance … cloud infrastructure, help with the definition of best practices for infrastructure management and to support development processes with CI/CD. As a Principal DevOps Engineer, you will play a crucial role in ensuring the reliability, scalability, and security of their cloud-based systems. Responsibilities: Design, build ...

Chief / Principal Systems Engineer

Hiring Organisation
Evera Recruitment Ltd
Location
Buckinghamshire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
currently looking for a Chief/Principal Systems Engineer to lead system definition, architecture, and governance across complex e drive, inverter, motor, battery, and thermal domains. This role acts as a technical authority across the full systems V model, ensuring alignment between hardware, software, controls, and safety teams … while shaping the future of advanced EV platforms. The Chief/Principal Systems Engineer will: Define and own system requirements across electrified powertrain programmes, from vehicle level through to subsystems. Lead the development of system architectures covering e drive, traction inverter, motor, battery, and thermal systems. Maintain full ...

Principal Engineer

Hiring Organisation
numi
Location
Slough, Berkshire, UK
Employment Type
Full-time
their most complex problems. This is an opportunity to be a top technical voice, influence the system, and mentor a talented team. As a Principal Engineer, you will be a hands-on problem solver and a technical leader, influencing the team through expertise and example rather than line … Lead by Example: Run training sessions and facilitate discussions to elevate the entire engineering team. Who We're Looking For You are a seasoned engineer with 10-15 years of experience, a track record of building maintainable, scalable services and systems, and an upward trajectory in your career. ...

Principal Security Engineer

Hiring Organisation
Oracle
Location
Slough, Berkshire, UK
Employment Type
Full-time
Principal Security Engineer Location: Reading, hybrid Do you have a passion for high scale services and working with some of Oracle's most critical customers? We are seeking an experienced, passionate, and talented Senior Principal Security Researcher who has genuine excitement for and interest in reverse engineering ...

Principal Software Engineer (DevOps)

Hiring Organisation
Oracle
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
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 ...

Principal Software Engineer (DevOps)

Hiring Organisation
Oracle
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
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 ...

Principal Software Engineer (DevOps)

Hiring Organisation
Oracle
Location
Reading, Berkshire, UK
Employment Type
Full-time
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 ...

Principal Front End Software Engineer

Hiring Organisation
interAct Consulting Limited
Location
Oxford, Oxfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £110,000 per annum
Principal Front End Software Engineer with a passion for code, architecture, best practise, and a huge believer in driving what quality engineering looks like required by health tech success story. Working remotely (within UK only) with in person engineering get togethers quarterly (London), we are looking … vastly experienced Front End (JavaScript) Senior Engineer (15+ years experience) who has a wealth of expertise (and war scares to prove). Tech stack is JavaScript, Typescript, React, Azure, SQL, Microservices etc but real key here is someone who relishes tackling and solving engineering problems and more importantly, loves ...

Principal Engineer

Hiring Organisation
Motive Group
Location
Slough, Berkshire, UK
Employment Type
Full-time
Principle Engineer This is a role for engineers who like big systems, hard problems, and meaningful ownership. You'll be joining a team operating at the intersection of software, hardware, and AI. The engineering team is small, ambitious, and deeply technical, building the orchestration systems that keep thousands ...

Principal Software Engineer (Software Team Lead)

Hiring Organisation
Touchstone Advisory Limited
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
Location: United Kingdom – Remote Touchstone Advisory, a leading UK independent valuation advisory firm, is seeking an exceptional Principal Software Engineer to lead the evolution of our proprietary valuation platform—from a proven proof of concept to a robust, market-ready product. This is a rare opportunity to take ...

Principal Test Engineer

Hiring Organisation
Vitality
Location
Slough, Berkshire, UK
Employment Type
Full-time
required: Expertise in Test Automation and Framework Engineering Leadership and Strategic Influence Multi-Specialism Technical Expertise What this role is all about: As a Principal Test Engineer, you'll lead testing across multiple teams and drive automation excellence. You'll design and maintain frameworks using C#, Java ...

Senior Principal Offensive Security Engineer

Hiring Organisation
Oracle
Location
Slough, Berkshire, UK
Employment Type
Full-time
roles. We bring together the right people who enhance team capability and build roles around each team member's skills and interests. Offensive Security Engineer Oracle Cloud Infrastructure Group The Oracle Cloud Infrastructure (OCI) Offensive Security team provides OCI with the capabilities to ensure our systems and services meet … Craft the future of one of the largest clouds on earth with us! Our ideal candidate is a hardworking and hands-on engineer who cares about security and improves their knowledge every day. We're looking for hands-on cloud hackers with expertise and passion in identifying and exploiting ...

Senior Principal Offensive Security Engineer

Hiring Organisation
Oracle
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
roles. We bring together the right people who enhance team capability and build roles around each team member's skills and interests. Offensive Security Engineer Oracle Cloud Infrastructure Group The Oracle Cloud Infrastructure (OCI) Offensive Security team provides OCI with the capabilities to ensure our systems and services meet … Craft the future of one of the largest clouds on earth with us! Our ideal candidate is a hardworking and hands-on engineer who cares about security and improves their knowledge every day. We're looking for hands-on cloud hackers with expertise and passion in identifying and exploiting ...

Senior Principal Offensive Security Engineer

Hiring Organisation
Oracle
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
roles. We bring together the right people who enhance team capability and build roles around each team member's skills and interests. Offensive Security Engineer Oracle Cloud Infrastructure Group The Oracle Cloud Infrastructure (OCI) Offensive Security team provides OCI with the capabilities to ensure our systems and services meet … Craft the future of one of the largest clouds on earth with us! Our ideal candidate is a hardworking and hands-on engineer who cares about security and improves their knowledge every day. We're looking for hands-on cloud hackers with expertise and passion in identifying and exploiting ...

Principal Systems Engineer

Hiring Organisation
Ultra Cyber Limited
Location
SL6, Maidenhead, Royal Borough of Windsor and Maidenhead, Woolley Green, Berkshire, United Kingdom
Employment Type
Permanent
Cyber Business Our Cyber business unit is at the forefront of pioneering advanced cryptographic and key management solutions, facilitating the confidential exchange of vital information for customers operating at both tactical and strategic echelons. Join ...

Software Engineer (Senior, Staff & Principal)

Hiring Organisation
Gravitas Recruitment Group (Global) Ltd
Location
Slough, Berkshire, UK
Employment Type
Full-time
Role: Senior, Staff & Principal Engineers Salary range: 90 - 160k (+ equity) Senior: 90-115k | Staff: 120-135k | Principal: 140-160k Location: Central London (x3 days per week onsite - Tue/Wed/Thurs) Tech stack includes: Typescript, React, Material UI, NodeJS, Postgres, AWS (Serverless) Current ...

Principal Software Engineer EV Charging

Hiring Organisation
Gerrell & Hard
Location
Bicester, Oxfordshire, UK
DescriptionLead Software Engineer IoT & Full-Stack Want to apply Read all the information about this position below, then hit the apply button. Location: Hybrid/Bicester Type: Permanent Salary: Competitive, market-based TUAL Technology is an innovative, VC-backed start-up based in Bicester, developing PowerUp a high-power ...

Principal AI Interaction Engineer

Hiring Organisation
Engineered Arts
Location
Slough, Berkshire, UK
Employment Type
Full-time
About the role We are looking for an AI Interaction Engineer to lead the development of expressive, emotionally legible robot interactions. This role sits at the intersection of AI, animation, and robotics and focuses on motion, expression, and behavior generation rather than classical task planning or control. This … committed to building a workplace where people of all backgrounds, identities, and perspectives feel welcome, supported, and empowered to contribute. Whether you're an engineer, developer, or creative thinker, we value what makes you unique. We actively promote inclusion across our hiring, design, and development practices ...

Principal Cloud & IT Infrastructure Engineer - Defence

Hiring Organisation
Matchtech
Location
Marlow, Buckinghamshire, United Kingdom
Employment Type
Permanent
Salary
GBP 65,000 - 75,000 Annual
client, a prominent organisation in the Defence & Security industry, is seeking a Senior Infrastructure Engineer to join their permanent team. This role involves managing and optimising the IT infrastructure to support the critical operations within the business. Key Responsibilities: Designing, implementing, and managing IT infrastructure solutions Ensuring the stability … sector Opportunities for professional development and career progression Supportive and collaborative work culture Comprehensive employee benefits package If you are a skilled Senior Infrastructure Engineer looking to contribute to significant projects within the Defence & Security sector, we encourage you to apply now and become a part of our client ...