1 to 25 of 86 Principal Software Engineer Jobs in the UK excluding London

Principal Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
Principal Software Engineer Location: Belfast (Hybrid Working) Salary: Competitive, depending on experience Employment Type: Permanent, Full-Time Lead technical decisions. Shape engineering standards. Stay hands-on. Are you an experienced Software Engineer who enjoys solving complex technical challenges, influencing architecture and helping other engineers … their best work? An exciting opportunity has become available for a Principal Software Engineer to join a growing technology organisation in Belfast. This is an opportunity to take genuine ownership of technical direction, influence engineering practices and work on complex, business-critical software systems. Unlike traditional ...

Principal Software Engineer

Location
Milton Keynes, England, United Kingdom
Principal Software Engineer Salary: £75,000 – £85,000 + Benefits Location: Hybrid 1 day every other week – Milton Keynes We are currently looking for a Principal Software Engineer to join a growing, technology-led SaaS organisation that is investing heavily in its engineering capability … collaborative, forward-thinking engineering team where you’ll have genuine influence over technical direction rather than simply delivering features. Reporting into the CTO, the Principal Software Engineer will play a pivotal role in shaping software architecture, establishing engineering best practice, and mentoring other engineers across ...

Principal Software Engineer

Location
Cheltenham, England, United Kingdom
Eaton are seeking an experienced Principal Software Engineer to join the engineering function. We are searching for a dynamic highly skilled Principal Software Engineer with a wide breadth of skills who is interested in applying those skills and furthering their development skillset … variety of software projects. As a Principal Software Engineer, you will be expected to derive requirements, produce software architecture, develop test specifications, perform coding, debugging and testing on a variety of platforms from microcontrollers, to asymmetric multi-processor systems. You will participate in all phases ...

Senior Principal Software Engineer

Location
Wolverhampton, England, United Kingdom
Senior Principal Software Engineer page is loaded## Senior Principal Software Engineerremote type: Hybridlocations: Tewkesbury, GBR: Wolverhampton, GBRtime type: Full timeposted on: Posted Todayjob requisition id: R-26-17307Moog is a performance culture that empowers people to achieve great things. Our people enjoy solving interesting … working with us can mean deeper job satisfaction, better rewards, and a great quality of life inside and outside of work.**Job Title**:Senior Principal Software Engineer**Reporting To:**Director, Eng. Sys. Def. & Integ.**Work Schedule:**Hybrid – Tewkesbury, GBR**About Moog Aircraft Group**Moog Aircraft Group ...

Principal Browser Software Engineer

Location
Cambridge, England, United Kingdom
## Principal Browser Software EngineerApply: Cambridge, Cambridgeshire, United Kingdom: Full time: Posted Today: 3168947Principal Browser Software Engineer**Description -**HP Wolf Security is changing the future of endpoint security through delivering secure PCs with advanced hardware-enforced security features. We are growing the R&D team … Cambridge, UK and we’re looking for Principal level browser software engineer to join the HP Wolf Security R&D team. You will be designing and developing our innovative security solution based on micro-virtualization and contributing to new features and products. To see what our engineering ...

Principal Browser Software Engineer

Hiring Organisation
HP
Location
Cambridgeshire, United Kingdom
Employment Type
Full Time
inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Principal Browser Software Engineer Description - HP Wolf Security is changing the future of endpoint security through delivering secure PCs with advanced hardware-enforced security … features. We are growing the R&D team in Cambridge, UK and we're looking for Principal level browser software engineer to join the HP Wolf Security R&D team. You will be designing and developing our innovative security solution based on micro-virtualization and contributing ...

Principal Software Engineer Python AI - FinTech

Hiring Organisation
Client Server
Location
City of London, South East, United Kingdom
Employment Type
Permanent Contract, Hybrid
Principal Software Engineer/Developer (Python AI) London/WFH to £120k Do you have expertise with backend Python combined with a strong knowledge of Agentic AI? You could be progressing your career at an established FinTech business specialising in automated investment reporting . As a Principal Software Engineer you'll be in a product focused engineering role, combining hands-on Python development with technical ownership. You'll lead projects end to end, shape architecture and drive the delivery of new product capabilities, working across backend engineering, data processing and complex financial systems. ...

Principal Software Engineer - C++ (Cloud Video Framework)

Location
Basingstoke, England, United Kingdom
Principal Software Engineer C++ (Cloud Video Framework) Contract : Full-Time, Permanent Working Location : Hybrid, 2 Days a week in the office, minimum Office Locations : UK/Hungary Join Our Team as a Principal Software Engineer in Cloud Video Framework at Hawk-Eye Innovations … systems trusted by leagues, federations, broadcasters, and millions of fans worldwide. Our Video And Graphics Team builds the backbone of Hawk-Eye, creating the software architecture, deployment systems, and operational tools that power our world-leading sports technology platforms.Joining our Video Review team, you will build intuitive replay platforms ...

Principal Software Engineer - Belfast

Location
Belfast City District, Northern Ireland, United Kingdom
Principal Software Engineer | Python & AI | Belfast Love solving complex technical challenges? Want to have a real influence on how engineering is done, without stepping away from the code? I'm working with a really exciting technology company in Belfast that is continuing to invest in its engineering … team as it develops and scales its software platform. They're now looking for a Principal Software Engineer who can bring strong technical expertise, fresh ideas and a passion for building great software. This isn't a role where you'll spend your days sitting ...

Principal Software Engineer

Location
Cambridge, England, United Kingdom
Principal Software Engineer Position: Principal Software Engineer in Cambridge, United Kingdom – Hybrid. Employment type: Full Time. As part of the E3D development group, you’ll be responsible for maintaining and enhancing applications that support both desktop and cloud solutions. Key Responsibilities Design, develop … practices. Demonstrate sound decision making on individual and team workloads to ensure it is delivered in a timely manner. Essential Requirements Experience developing professional software applications using C++ and/or C#. Awareness of industrial engineering and/or factory plant design. Comfortable with source control systems ...

Principal Software Engineer

Hiring Organisation
Matchtech (Fulfiment)
Location
Cowes, South East, United Kingdom
Employment Type
Freelance / Project collaboration, On-site
Salary
Up to £73.68 per hour
Principal Software Engineer (Contract) - Naval Radar BAE Systems (Defence Solutions) | Cowes, Isle of Wight | 6 months | Inside IR35 BAE Systems (Defence Solutions) is seeking an experienced Principal Software Engineer to support the development, maintenance and enhancement of advanced naval radar systems in service with … Royal Navy . Based full-time onsite in Cowes , you'll provide technical leadership across the software lifecycle, working within a large, established engineering environment. Key details Location: Cowes, Isle of Wight (full-time onsite) Contract length: 6 months initially IR35: Inside IR35 Rate: £54.57/hour PAYE ...

Principal Software Engineer (DevSecOps)

Location
Newcastle upon Tyne, England, United Kingdom
ROLE: Principal Software Engineer (DevSecOps) As a Principal Software Engineer (DevSecOps), you will play a key role in accelerating the delivery of secure, high-quality software across Leonardo’s defence and security programmes. You will help shape and evolve our enterprise DevSecOps capability … enabling teams to deliver features and updates rapidly, reliably and securely. Working within our software engineering community, you will champion modern engineering practices, drive automation, and embed security throughout the software development lifecycle. Through your technical leadership and mentoring, you will help build a collaborative DevSecOps culture focused ...

Principal Software Engineer

Hiring Organisation
Hays Technology
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£80000 - £100000/annum Per Annum + Benefits
PRINCIPAL SOFTWARE ENGINEER FULLY REMOTE PERMANENT ROLE SALARY - CIRCA £100K + BENEFITS Your new role We're looking for a Principal Software Engineer to join a high-growth technology business building an AI-powered digital platform operating at significant scale.This is a senior hands … role combining software engineering, architecture and DevOps. You'll own complex product engineering initiatives while also influencing the wider cloud platform, infrastructure and engineering standards. What you'll need to succeed What you'll be doing * Designing and delivering scalable product features end-to-end. * Remaining hands-on across ...

Principal Software Engineer

Hiring Organisation
Matchtech (Fulfiment)
Location
Cowes, Isle of Wight, United Kingdom
Employment Type
Contract
Contract Rate
GBP 74 Hourly
Principal Software Engineer (Contract) - Naval Radar BAE Systems (Defence Solutions) Cowes, Isle of Wight 6 months Inside IR35 BAE Systems (Defence Solutions) is seeking an experienced Principal Software Engineer to support the development, maintenance and enhancement of advanced naval radar systems in service with ...

Principal Software Engineer (DevSecOps)

Location
Luton, England, United Kingdom
## Principal Software Engineer (DevSecOps)Applylocations: GB - Luton - Cap. Green 300: GB - Edinburgh: GB - Lincoln: GB - Southampton: GB - Basildontime type: Full timeposted on: Posted Todayjob requisition id: R0031286**Job Description:*****Salary Range:** £54,000 - £70,000**Leonardo UK operates a grade-based salary framework with broad bands. … benchmarked against the external market. Exceptions above the standard range are managed through governance controls to protect internal equity.***Your Impact**As a Principal Software Engineer (DevSecOps), you will play a key role in accelerating the delivery of secure, high-quality software across Leonardo's defence ...

Principal Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
working exclusively with a high-growth technology organisation as they establish a new engineering presence in Northern Ireland. We're looking for a Principal Software Engineer who enjoys building software, solving complex problems and using modern AI tools to improve how they work. This is pretty … shaping a growing engineering team. We're looking for someone who enjoys remaining hands-on, making sensible technical decisions and working on enterprise software products. You'll be joining an organisation that values pragmatic engineering, modern tooling and the ability to move quickly without unnecessary complexity. What ...

Senior Principal Software Engineer

Location
Tewkesbury, England, United Kingdom
working with us can mean deeper job satisfaction, better rewards, and a great quality of life inside and outside of work. Job Title: Senior Principal Software Engineer Reporting To: Dir. Engineering, Product Integrity & Tech Bus. Development Work Schedule: Hybrid - Tewkesbury, GBR About Moog Aircraft Group Moog Aircraft … part of our team, you’ll work on cutting-edge technologies that power next-generation aircraft. About the Role We are seeking a Senior Principal Software Engineer to lead the development of software for advanced flight control and actuation systems. This role requires deep expertise ...

Principal Software Engineer (AI)

Location
Oxford, England, United Kingdom
Principal Software Engineer (AI) Department: Tech - AI and Data Engineering Employment Type: Permanent - Full Time Location: Oxford, UK Description Please note that we are open to considering candidates who require visa sponsorship (subject to eligibility and company approval) Aurora helps governments, investors, and utilities make billion-dollar … decisions on the journey to net-zero. Based in Oxford, you will work in a dynamic and growing engineering organisation that builds cloud-based software to track and model power grids around the world. As a Principal Software Engineer on the AI team you will build ...

Senior Principal Software Engineer

Location
Redhill, England, United Kingdom
Senior Principal Software Engineer (FTC, 20-months) 2 About Indra Group UK & Ireland Indra is a leading global technology and consulting company, and a trusted technological partner for the core business operations of its clients worldwide. It stands at the forefront of key sectors including Transport, Defence … London. Role overview As we continue to expand our operations in the UK, we are strengthening our Back Office support capability with a Senior Principal Software Engineer . The role provides senior technical expertise across Back Office applications, supporting the Back Office Support Manager and working closely ...

Principal Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Bristol, South West, United Kingdom
Employment Type
Permanent Contract, Hybrid
have a growing international footprint and are one of Europe's fastest-growing engineering businesses. About the role We are looking for a Principal Software Engineer to build the Internal Developer Platform that our engineering teams depend on - a platform built from the ground up for agentic … engineering. Our software teams work on hard problems under tight deadlines. Your job is to make sure the platform underneath them is not one of those problems. Working within the Platforms team, you will architect and own the tooling, infrastructure, workflows, and components that our client's developers build ...

Principal Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
What You’ll Be Doing We are seeking a Principal Software Engineer and AI thought leader to help define and drive the AI `strategy across the Integrted engineering organisation. This role will provide technical vision, strategic direction, and practical leadership to identify and deliver AI-enabled capabilities … that improve customer experiences, accelerate engineering productivity, strengthen operational resilience, and create a competitive advantage. As a Principal Software Engineer, you will combine deep software engineering expertise with AI leadership to guide how teams adopt, evaluate, and scale AI across the software development lifecycle. ...

Principal Software Engineer – Game & Graphics Technology Integration

Location
Manchester, England, United Kingdom
reaches broad release, tests it in practical scenarios, and feeds what we learn back into the teams building it. GTI is looking for a Principal Software Engineer to provide technical leadership across game-engine, graphics, and performance projects. The role combines hands-on engineering with architecture, mentoring … part of Arm’s Strategy & Ecosystems organisation and works with teams across graphics, machine learning, drivers, developer tools, and performance. Responsibilities The Principal Software Engineer will: Lead game-engine investigations and integrations involving new Arm graphics and compute technologies, including work in Unreal Engine and other commercial ...

Principal Software Engineer V06450

Hiring Organisation
Morson Edge
Location
Cowes, South East, United Kingdom
Employment Type
Freelance / Project collaboration, On-site
Salary
Inside IR35
PRINCIPAL SOFTWARE ENGINEER – V06450 Role Description Provide technical expertise across the software team for the requirements, design, implementation, testing and verification of the software subsystems on Naval radar Key Tasks Derive and maintain a set of software requirements from a baseline set of systems … requirements Produce and maintain a software design to meet a set of software requirements Use a software design to produce a deliverable software solution Test a software solution to prove that is meets its design aims and requirements Skills Have considerable ability of using ...

Principal Software Engineer

Location
Maidenhead, England, United Kingdom
## Principal Software EngineerApply: Maidenhead (GBR): Full time: Posted Yesterday: REQ-12540Company: Ultra Intelligence & CommunicationsCyber (UK) Business# **Powering Decision**Join the team redefining defense technology. From engineering systems that save lives to leading programs that change the battlefield—find your place in the future of defense.**Cyber Business … worldwide.# **Job Description**The Ultra Engineering function manages a portfolio of specialist capabilities, generating highly differentiated solutions and products by applying electronic, mechanical, and software technologies in demanding and critical environments to meet customer needs.The Software Engineering function in Ultra supports the software development lifecycle consisting ...

Principal Software Engineer

Location
Portsmouth, England, United Kingdom
inhouse courses. You will have exposure to subject matter experts and additional online learning packages. The Role: Sirius Digital are a rapidly growing software and data science consultancy firm, renowned for our reputation and our keen ability to understand and meet customer requirements effectively. Our team is dedicated … delivering high-quality, end-to-end software and data science services. This role offers the opportunity to work with these teams to operate across multiple sectors, including defence, energy, transport and health, and contribute to the development of cutting-edge solutions. We are looking for principal software ...