Title: Principal Software EngineerRole: Distributed Systems & CommunicationsLocation: CambridgeshireSalary: £60-£80kPlatform Recruitment has par...Read More>>.

PRINCIPAL SOFTWARE ENGINEER – V06450Role Description Provide technical expertise across the software team for the requirements, design, implementation, testing and verification of the software subsystems on Na...Read More>>.

Principal Software Engineer (Contract) - Naval RadarBAE Systems (Defence Solutions) | Cowes, Isle of Wight | 6 months | Inside IR35BAE Systems (Defence Solutions) i...Read More>>.

19 hours ago Be among the first 25 applicantsDirect message the job poster from Clearwater AnalyticsLead Recruiter at Clearwater Analytics - Hiring in UK, France, Germany, LuxembourgJob Summary:The Tr...Read More>>.

OverviewiO Associates is supporting a large public-sector organisation. They are looking for a Principal Software Engineer to help shape the future of digital services. You'll join a forward-thinking Head of Engineering who is transfor...Read More>>.

At lowRISC we believe that open source development can transform the semiconductor industry. To help achieve this vision of production‑ready, commercial‑grade chips and silicon building blocks, we employ a software team with a wide range of...Read More>>.

Role: Principal Software Engineer Locations: Manchester (must be willing to travel to client sites throughout the UK on an ad hoc basis) Level: Manager Salary: Competitive salary and package (Dependi...Read More>>.

As we continue to accelerate the transformation of our technology and services, we are placing security and compliance at the heart of our engineering and platforms. This is an opportunity to lead at the intersection of infrastructure engineeri...Read More>>.

Principal Software Engineer – Join a growing SaaS scale-upRemote working – once a month onsite in ManchesterWere currently partnered with a fast-growing UK based SaaS scale-up who operate in the B2B marketing...Read More>>.

Location: Farnborough Contract Type: Full Time, Permanent Hours: 37 – Hybrid AALTO, a global leader in Stratospace. Based in Farnborough, AALTO is an Airbus subsidiary that manufactures, operates, and...Read More>>.

Role DescriptionWe’re hiring a Principal Software Engineer to join our App Engineering team and help lead the technical direction of Vortex, our flagship desktop mod manager used by millions of PC gamers. You’ll be one of the most...Read More>>.

Meet the Team Cisco ThousandEyes is a Digital Experience Assurance platform that empowers organizations to deliver flawless digital experiences across every network - even the ones they don’t own. Powered by AI and an unmatched set o...Read More>>.

At Anaplan, we are a team of innovators focused on optimizing business decision-making through our leading AI‑infused scenario planning and analysis platform so our customers can outpace their competition and the market. What unites An...Read More>>.

Job DescriptionAs we continue to accelerate the transformation of our technology and services, we are placing security and compliance at the heart of our engineering and platforms. This is an opportunity to lead at the intersection of...Read More>>.

UK CITIZENSHIP REQUIRED FOR THIS POSITION: Yes RELOCATION ASSISTANCE: Relocation assistance may be available TRAVEL: Yes, 10% of the Time Define Possible at Northrop Grumman UK What’s your possible? At Nor...Read More>>.

Nexus Mods in Exeter seeks a Principal Software Engineer to lead the App Engineering team behind Vortex, our flagship desktop mod manager used by millions. You’ll write production code, shape architecture, and mentor others while solving deep sy...Read More>>.

Why Technology at loveholidays? At loveholidays - we trailblaze together. We’re on a mission to open the world to everyone, giving our customers’ unlimited choice, unmatched ease and unmissable value for their next getaway....Read More>>.

As we continue to accelerate the transformation of our technology and services, we are placing security and compliance at the heart of our engineering and platforms. This is an opportunity to lead at the intersection of infrastructure engineeri...Read More>>.

We are looking for a Principal Software Engineer to be the technical leader for this critical initiative within our Experience Engineering workstream. You will define the long‑term technical vision and architectural roadmap for adapting our p...Read More>>.

Job Description Salary Range: £54,000 – £70,000 Principal Software Engineer – Test Environments (GCAP) Your Impact Can you develop Test Environments for a complex aerospace programme, from strategy throug...Read More>>.

London Full time 60000 Our Client is currently looking for an Full Stack Dev to join the team Gibson Jones is proudly recruiting on behalf of one of the most important companies within the science sector in Europe fo...Read More>>.

Prattwhitney is seeking a Principal Software Engineer for a full-time position in Manchester with a hybrid working model. You will design and develop software solutions while mentoring junior team members within our cross-functional team.Th...Read More>>.

Principal Software EngineerSalary: £75,000 – £85,000 + BenefitsLocation: Hybrid 1 day every other week – Milton KeynesWe are currently looking for a Principal Software Engineer to join a growing, technology-led Sa...Read More>>.

About Us Huguenots generates highly personalised solutions for fund management clients of all sizes, from start‑up boutiques to global asset management firms, using our in‑house investment reporting platform. All clients are assure...Read More>>.

Principal Engineer (Java) | London (Hybrid) | FinTechFinancial services experience is essential for this one.We're working with a B2B FinTech disrupting the SME lending market. Their SaaS platform is used by over 80 high street ba...Read More>>.

We are looking for a Principal Software Engineer (we call them Principal Software Craftspeople) who shares the same values of pragmatism, professionalism and transparency as us to join our team. You'd be utilising your expertise with clients, h...Read More>>.

Anaplan is the leading enterprise decision‑making platform, powering the world’s largest enterprises with its proprietary Hyperblock™ technology and cloud infrastructure. We are seeking a Sr. Principal Engineer to join our team in...Read More>>.

About WeBuild-AI: WeBuild-AI areAInatives delivering 10x value for enterprise organisations. We combine highly skilled experts with ourAI Launchpad, industry-aligned language models, and agents to tra...Read More>>.

Principal Software Engineer Department: Technology Employment Type: Permanent - Full Time Location: London Reporting To: Head of Engineering Description Defaqto is one of...Read More>>.

Make The Connection.Vix Technology is a global leader in providing innovative solutions for public transit, believing that accessibility should be a standard. With over 35 years of experience and systems deployed in more than 20...Read More>>.

Vix Technology is seeking a Principal Software Engineer in the UK to drive technical direction across public transit platforms. You will lead architecture decisions, mentor engineers, and ensure scalable, secure software delivering real-world impa...Read More>>.

Job Description: Your impact Would you like a once-in-a-generation opportunity to play a key role in a defence programme of national and international importance? We are on the hunt for talented software engineers to su...Read More>>.

RoboShadow is a fast-growing UK-based global Cyber Security startup, and we are looking for a hands-on Principal Software Engineer to help us build, improve and scale our engineering function. It is not a traditional Principal Software E...Read More>>.

Principal Software Engineer Location: London Permanent Onsite Due to the interesting work we do and the sector this team is working in, we require all candidates to hold an active eDV cleara...Read More>>.

As we continue to accelerate the transformation of our technology and services, we are placing security and compliance at the heart of our engineering and platforms. This is an opportunity to lead at the intersection of infrastructure engineeri...Read More>>.

You’ll be a Technical Leader, unblock the engineering team by resolving complex technical impasses, standardising engineering practices, and owning cross-functional initiatives.You'll still be a highly hands-on engineer, responsible for r...Read More>>.

Inside IR35Hybrid - LondonRole Overview:We are seeking an exceptional Senior / Principal Java Developer with extensive front-to-back trading systems expertise to join our delivery team on a high-profile eng...Read More>>.

Join to apply for the Principal Software Engineer role at Lloyds Banking Group. Base pay range This range is provided by Lloyds Banking Group. Your actual pay will be based on your skills and experience — talk with...Read More>>.

Principal Software Engineer Based in Bristol Salary up to 70,000 + Bonus + Excellent Benefits Want to work on complex software that sits at the heart of advanced defence systems? We're looking for an experienced Softw...Read More>>.

The Role We’re looking for experienced Principal Software Engineers who enjoy solving complex technical challenges, building scalable systems, and helping engineering teams deliver high-quality software in production environme...Read More>>.

The digital backbone of the renewable energy world Our team combines deep domain knowledge of the renewable energy industry, with cutting-edge software engineering and operational delivery specialists with office spaces in Cambridge an...Read More>>.

Job Description: Job DescriptionAre you a Real Time Embedded Software Engineer ready to take the next step on your career journey. If you are looking at opportunities for progression, to learn and grow within a supportive enviro...Read More>>.

Job DetailsRole: Principal Software Engineer Locations: Manchester (must be willing to travel to client sites throughout the UK on an ad hoc basis) Level: Manager Salary: Competitive salary and package (Depending on level of experience) A...Read More>>.

Salary: £61,000 - 101,000 per year Requirements: 12 years of software engineering experience, including 5 years leading engineering teams and delivering complex, large-scale, multi-team initiatives with measurable bus...Read More>>.

Principal Software Engineer Date: 2026-09-26T00:00:00 Location: Kingswood, Surrey, GB, KT20 6 Work Type: Any Closing Date: 2026-12-28T19:01:34.117 Job Description Raytheon U...Read More>>.

At MHR, our employees are central to our success and play a key role in helping customers achieve sustainable high performance. With a team of over 900 professionals, we work to make things flow smoothly, whether it's for large organisations or in...Read More>>.

Our client, a leading UK insurance and technology organisation, is seeking a Principal Software Engineer to provide technical leadership across complex enterprise platforms and customer-facing solutions. This permanent role offers a hybrid working...Read More>>.

Salary: £100,000 - 100,000 per yearRequirementsWe require at least 5 years of experience delivering production-grade cloud solutions.We are looking for strong proficiency in Java and experience with JVM-based...Read More>>.

Salary: £45,000 - 80,000 per yearRequirements: Strong software engineering experience in graphics, game engines, systems software, or other real-time applications.Practical experience with Vulkan or another mo...Read More>>.

Principal Software Engineer - LondonReference Code: 548921-en_GBContract Type:PermanentProfessional Communities: Delivery ExcellenceAbout the job youre consideringThe...Read More>>.