1 to 25 of 45 Principal Software Engineer Jobs in the UK excluding London

Job Title: Principal Software Engineer – x8 Location: Isle of Wight – Cowes – We offer flexible working arrangements – Part time & accruing hours available. Please let us know if you would like to discuss these options Salary: Up to £75,900 (dependent on skills and experience) What you’ll be doing: 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 Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services Undertake technical reviews, verify and authorise software engineering designs Act as an … Engineering technical lead for a software solution at a sub-system level Maintain a software solution to address reported defects and/or add new functionality Support the development of individuals and teams to enhance skills and competencies Produce or assist in the creation of software estimates for sub-systems Your skills and experiences: Good experience of More ❯

Job Title: Principal Software Engineer – x8 Location: Isle of Wight – Cowes – We offer flexible working arrangements – Part time & accruing hours available. Please let us know if you would like to discuss these options Salary: Up to £75,900 (dependent on skills and experience) What you’ll be doing: 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 Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services Undertake technical reviews, verify and authorise software engineering designs Act as an … Engineering technical lead for a software solution at a sub-system level Maintain a software solution to address reported defects and/or add new functionality Support the development of individuals and teams to enhance skills and competencies Produce or assist in the creation of software estimates for sub-systems Your skills and experiences: Good experience of More ❯

Job Title: Principal Software Engineer – x8 Location: Isle of Wight – Cowes – We offer flexible working arrangements – Part time & accruing hours available. Please let us know if you would like to discuss these options Salary: Up to £75,900 (dependent on skills and experience) What you’ll be doing: 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 Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services Undertake technical reviews, verify and authorise software engineering designs Act as an … Engineering technical lead for a software solution at a sub-system level Maintain a software solution to address reported defects and/or add new functionality Support the development of individuals and teams to enhance skills and competencies Produce or assist in the creation of software estimates for sub-systems Your skills and experiences: Good experience of More ❯

Job Title: Principal Software Engineer – x8 Location: Isle of Wight – Cowes – We offer flexible working arrangements – Part time & accruing hours available. Please let us know if you would like to discuss these options Salary: Up to £75,900 (dependent on skills and experience) What you’ll be doing: 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 Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services Undertake technical reviews, verify and authorise software engineering designs Act as an … Engineering technical lead for a software solution at a sub-system level Maintain a software solution to address reported defects and/or add new functionality Support the development of individuals and teams to enhance skills and competencies Produce or assist in the creation of software estimates for sub-systems Your skills and experiences: Good experience of More ❯

Job Title: Principal Software Engineer – x8 Location: Isle of Wight – Cowes – We offer flexible working arrangements – Part time & accruing hours available. Please let us know if you would like to discuss these options Salary: Up to £75,900 (dependent on skills and experience) What you’ll be doing: 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 Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services Undertake technical reviews, verify and authorise software engineering designs Act as an … Engineering technical lead for a software solution at a sub-system level Maintain a software solution to address reported defects and/or add new functionality Support the development of individuals and teams to enhance skills and competencies Produce or assist in the creation of software estimates for sub-systems Your skills and experiences: Good experience of More ❯

Job Title: Principal Software Engineer – x8 Location: Isle of Wight – Cowes – We offer flexible working arrangements – Part time & accruing hours available. Please let us know if you would like to discuss these options Salary: Up to £75,900 (dependent on skills and experience) What you’ll be doing: 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 Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services Undertake technical reviews, verify and authorise software engineering designs Act as an … Engineering technical lead for a software solution at a sub-system level Maintain a software solution to address reported defects and/or add new functionality Support the development of individuals and teams to enhance skills and competencies Produce or assist in the creation of software estimates for sub-systems Your skills and experiences: Good experience of More ❯

Job Title: Principal Software Engineer – x8 Location: Isle of Wight – Cowes – We offer flexible working arrangements – Part time & accruing hours available. Please let us know if you would like to discuss these options Salary: Up to £75,900 (dependent on skills and experience) What you’ll be doing: 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 Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services Undertake technical reviews, verify and authorise software engineering designs Act as an … Engineering technical lead for a software solution at a sub-system level Maintain a software solution to address reported defects and/or add new functionality Support the development of individuals and teams to enhance skills and competencies Produce or assist in the creation of software estimates for sub-systems Your skills and experiences: Good experience of More ❯

Sr Principal Software Engineer page is loaded Sr Principal Software Engineer Apply locations: CAMBRIDGE Time type: Full time Posted on: Posted Yesterday Job requisition id: R49763 At Cadence, we hire and develop leaders and innovators who want to make an impact on the world of technology. Cadence is a pivotal leader in electronic design … building upon more than 30 years of computational software expertise. The company applies its underlying Intelligent System Design strategy to deliver software, hardware and IP that turn design concepts into reality. Cadence customers are the world's most innovative companies, delivering extraordinary electronic products from chips to boards to systems for the most dynamic market applications including consumer … hyperscale computing, 5G communications, automotive, aerospace industrial and health. Job Title: Sr Principal Software Engineer Location: Cambridge, United Kingdom OR Cork, Ireland Reports to: Software Engineering Group Director Job Overview: We are seeking a Sr Principal Software Engineer (Team Lead) to join our team responsible for developing and maintaining AI infrastructure across Cadence More ❯

Are you ready to take the lead in developing cutting-edge embedded software solutions for next-generation Electronic Warfare systems? We're seeking a Principal/Lead Software Engineer to play a pivotal role in driving innovative and mission-critical solutions.This is a fantastic opportunity for an experienced engineer to combine hands-on development with … integrity environment. What You’ll Be Doing: Lead and mentor a multidisciplinary team of engineers Take ownership of project planning, technical reviews, and reporting Drive all phases of the software lifecycle: requirements, design, implementation, testing, and integration Develop embedded software using RTOSs such as VxWorks or embedded Linux Deploy software across multi-core or distributed hardware platforms … Collaborate closely with hardware and firmware teams to deliver integrated systems Follow standards such as RTCA DO-178C and MISRA C/C++ for airborne software development Contribute to design reviews, gate reviews, and agile development ceremonies What You’ll Bring: Strong experience with C++(14 or above) Proficiency in UML and Object-Oriented Design techniques Deep understanding of More ❯

Principal Automation Test Engineer Next-Gen Medical Devices Location: Scotland | Team: R&D | Type: Full-Time Spacelabs Healthcare is seeking a hands-on Principal Automation Test Engineer to lead the strategy, design, and delivery of test automation for our next-generation networked patient monitoring platform. Youll work across systems, hardware, software, and verification teams to … automation backlog with cross-functional teams Mentor engineers and promote high-quality engineering practices Ensure timely delivery of automated test solutions and documentation What You Bring 10+ years in software engineering, including 4+ years in test automation leadership Deep expertise in Python, OOP principles, CI/CD workflows, and Agile methods Experience with automation tools and modern test practices More ❯

bean scopes and when to use them. Able to identify and fix defective, poor performing or non-scalable code. Knows how to develop and debug AOP injected code. Understands software security practices including user authentication and authorization, data validation and an understanding of common DOS and SQL injection techniques. Is familiar with profiling, code coverage, logging, common IDE's More ❯

Principal Software Engineer Location: Scotland Division: Spacelabs R&D Sector: Patient Monitoring & Connectivity Systems Spacelabs is seeking a hands-on Principal Software Engineer to lead the development of advanced software for our next-generation patient monitoring systems. This role combines technical leadership with product development, focusing on performance, cybersecurity, and system integration in … a regulated environment. What Youll Do Define and lead the development of software architecture and key components Translate system requirements into scalable, secure software designs Collaborate cross-functionally across software, hardware, systems, and UI teams Build and release software that supports data communication, storage, and analysis in clinical settings Mentor engineers and promote a high standard … of technical quality and teamwork Ensure delivery of software and documentation on time in an Agile workflow What You Bring Bachelors degree in Computer Science, Engineering, or a related field 12+ years of software development experience 8+ years of advanced C++ (11 or newer), including OOP and multithreading Proven experience with desktop Linux application development in embedded environments More ❯

Principal Software Engineer My client is undergoing an exciting digital transformation, re-platforming its technology stack. They are seeking a Principal Software Engineer to play a key role in shaping the future of their digital platforms. You will lead the design, execution, and integration of cutting-edge solutions across eCommerce, Order Management, and Business … solutions in line with the company's digital strategy Ensure security, governance, and quality standards across development processes Oversee engineering execution, measuring productivity through KPIs Maintain high standards in software architecture, testing, and performance optimisation Collaborate with stakeholders, including Architects, Product Owners, and DevOps teams Support, mentor, and coach engineering teams Provide hands-on coding support when required, ensuring … best practices and modern development techniques What We're Looking For: Proven experience in software architecture, design, and development execution Technical leadership in engineering teams, driving innovation and best practices Expertise in at least one domain: eCommerce, Order Management, BI, Mobile Apps, or Fulfilment Strong technical skills in: AWS/cloud computing (API development, Serverless, NoSQL, containers) JavaScript, React.js More ❯

Principal Software Engineer My client is undergoing an exciting digital transformation, re-platforming its technology stack. They are seeking a Principal Software Engineer to play a key role in shaping the future of their digital platforms. You will lead the design, execution, and integration of cutting-edge solutions across eCommerce, Order Management, and Business … technology solutions in line with the companys digital strategy Ensure security, governance, and quality standards across development processes Oversee engineering execution, measuring productivity through KPIs Maintain high standards in software architecture, testing, and performance optimisation Collaborate with stakeholders, including Architects, Product Owners, and DevOps teams Support, mentor, and coach engineering teams Provide hands-on coding support when required, ensuring … best practices and modern development techniques What Were Looking For: Proven experience in software architecture, design, and development execution Technical leadership in engineering teams, driving innovation and best practices Expertise in at least one domain: eCommerce, Order Management, BI, Mobile Apps, or Fulfilment Strong technical skills in: AWS/cloud computing (API development, Serverless, NoSQL, containers) JavaScript, React.js, Node.js More ❯

Principal Software Development Engineer (C++) St. Neots, Cambridge, UK Software Engineering Full Time - Permanent Key information Full time - 40 hours a week St Neots, Cambridgeshire - hybrid working optional (2-3 days a week in the office) Your role As a Principal Software Development Engineer, you will work within a multi-disciplinary team, embracing … agile methodologies while mentoring Engineers. You'll create high-quality software solutions that meet the needs of our internal and external customers, always delivered on time and to an exceptional standard. This role allows you to dive into resolving technical challenges, addressing technical debt, and continually improving your skills with dedicated "blue sky" time for professional development. You'll … have the opportunity to lead key projects, contribute to feature design, and help shape the architectural direction of our products. Main Areas of Responsibility: The Principal Software Development Engineer will work to design and refine required features, proposing alternative solutions to improve both customer and developer experience. They will acquire and maintain a solid understanding of the More ❯

Principal Software Development Engineer (C++) St. Neots, Cambridge, UK Software Engineering Full Time - Permanent Key information Full time - 40 hours a week St Neots, Cambridgeshire - hybrid working optional (2-3 days a week in the office) Your role As a Principal Software Development Engineer, you will work within a multi-disciplinary team, embracing … agile methodologies while mentoring Engineers. You'll create high-quality software solutions that meet the needs of our internal and external customers, always delivered on time and to an exceptional standard. This role allows you to dive into resolving technical challenges, addressing technical debt, and continually improving your skills with dedicated "blue sky" time for professional development. You'll … have the opportunity to lead key projects, contribute to feature design, and help shape the architectural direction of our products. Main Areas of Responsibility: The Principal Software Development Engineer will work to design and refine required features, proposing alternative solutions to improve both customer and developer experience. They will acquire and maintain a solid understanding of the More ❯

Principal Robotics Software Engineer | AUV’s | ROV’s | Harwell – Hybrid | £70,000pa plus share scheme & benefits: A once in a lifetime opportunity has arisen for a passionate robotics Software Engineer to join a game changing company who has a pipeline of robotic AUV, ROV & UAV products which are going to be brought into existence and … robotics and the autonomous vehicle and unmanned vehicle industry, you honestly need to make contact with us, this one is not to be missed. MARS is recruiting an experienced Principal Software Engineer to lead the design, development, and integration of advanced software for next-generation underwater unmanned platforms. This role will play a pivotal part in … driving autonomy, perception, and mission-critical software for submersible robotic systems. Candidates must be British Citizens or lived in the UK for 10 years, due to needing SC clearance. Key Responsibilities: Lead the architecture, design, and development of software for autonomous underwater vehicles (AUVs) and remotely operated vehicles (ROVs), leveraging ROS/ROS 2 and other robotic middleware. More ❯

that's building a globally-used product utilised across multiple industry sectors. With significant investment secured and major scaling plans already underway for 2025, they're looking for a Principal Java Developer to play a pivotal role in the evolution of their core software platform. As their Principal Java Engineer, you'll join a small yet … collaborative, high-performing software engineering team and take ownership of a critical product area. You'll be at the forefront of architecture and development while mentoring the next generation of software talent and less experienced software engineers -all under the guidance (and support) of a visionary Head of Engineering and CTO. If you're looking for a … product-focused tech start-ups will be highly advantageous Natural leadership skills with a passion for mentoring and team development A problem-solver with a drive for clean, modern software engineering What's in it for You: Salary up to £90,000 Bonus scheme (10%) Share options Flexible hybrid working (2 days in office per week) Huge opportunity for More ❯

the engineering of Disney Entertainment & ESPN digital and streaming products and platforms. This includes product engineering, media engineering, quality assurance, engineering behind personalization, commerce, lifecycle, and identity. As a Principal Software Engineer, you will be part of a diverse and talented organization focused on building and maintaining complex sports platform services and applications for ESPN. You will … Document architectural platform frameworks for shared solutions across teams. Lead code and architectural reviews. Conduct competitive backend industry research. Basic Qualifications Bachelor's degree in Computer Science, Information Systems, Software, Electrical or Electronics Engineering, or comparable field of study, and/or equivalent work experience. 10+ years relevant industry experience. Mastery of backend platform development technologies and principles. Mastery … of software architectural patterns. Extensive experience with Cloud-based architecture. Extensive experience with Java, Kotlin, Rust, Go or other system level languages. Experience with task Automation (GitLab Pipelines, GitHub Actions, TeamCity). Experience with multiple database technologies such as MySQL, Postgresql, RDS, Cassandra, Mongo, etc. Experience using enterprise-grade frameworks such as Spring Boot. Strong communication skills and attention More ❯

development and the impact we have within the community. So, what's your possible? Opportunity: This is more than just a job; it's a mission. As a Lead Engineer you play a pivotal role in designing, developing and maintaining the critical infrastructure that powers our services. You will be self-driven and organised with a passion for building … challenges to accommodate the customer's requirements. "My purpose is to lead a team of engineers, rise to the challenges presented, push the boundaries and define possible together." - Matt, Software Manager at Northrop Grumman UK. Responsibilities: Ownership of the team deliverables, working with the Scrum Master to define a path forward that meets the customer's requirements. Get involved … in the entire software development lifecycle from requirements gathering to design, implementation, test and deployment. Collaborate effectively with cross-functional teams including product, front-end development and QA. Mentor and guide junior developers contributing to the overall team's growth. Benefits: We can offer you a range of flexible, hybrid and options to suit you, including optional compressed working More ❯

development and the impact we have within the community. So, what's your possible? Opportunity: This is more than just a job; it's a mission. As a Lead Engineer you play a pivotal role in designing, developing and maintaining the critical infrastructure that powers our services. You will be self-driven and organised with a passion for building … Grumman UK. Responsibilities: Ownership of the team deliverables, working with the Scrum Master to define a path forward that meets the customer's requirements. Get involved in the entire software development lifecycle from requirements gathering to design, implementation, test and deployment. Collaborate effectively with cross-functional teams including product, front-end development and QA. Mentor and guide junior developers … benefits including private health care, career development opportunities and performance bonuses. For a comprehensive list of benefits, speak to our recruitment team. We are looking for: Experience as a Software Developer with a strong focus on one of: Backend Java development and it's ecosystem (Spring boot, Maven) Frontend development and it's ecosystem (React, Npm) Proven experience in More ❯

Principal Software Engineer II (Fully Remote) Location: 100% Remote (UK & Ireland-based candidates preferred) Recruitment Partner: VANRATH Job Type: Full-time Permanent Industry: Fintech/SaaS/Payments VANRATH is proud to be partnering with an innovative and rapidly scaling fintech company to recruit a Principal Software Engineer II . This is a rare … building a modern, merchant-focused ecosystem while remaining hands-on in engineering. You'll help shape the future of the company's technical direction while contributing directly to the software that powers a nationwide payment infrastructure. This role is fully remote , offering you flexibility while working alongside a passionate, pragmatic, and forward-thinking engineering team. The Opportunity: As a … Principal Software Engineer II , you'll lead the design, development, and strategic direction of key platform capabilities-such as APIs, Billing, Settlement, and more. This is a hands-on technical leadership role with significant influence across architecture, engineering culture, and delivery practices. You'll guide feature teams, set standards, and participate in delivering real-world solutions that More ❯

something much more ambitious: a smart, intuitive app that removes the stress from travel and enhances every step of the journey. To support this mission, theyre looking for a Principal Software Engineer who can lead from the front, shape architectural decisions, and mentor across teams. This is a high-impact, high-autonomy role where your technical vision … React Native (a bonus) Theyre looking for someone who brings deep technical insight, but also pragmatism someone who builds for impact, not complexity. What youll bring: Experience operating at Principal or Staff Engineer level within modern product-led teams Expertise in scalable systems design and cloud architecture (ideally AWS) A track record of shaping engineering direction across teams More ❯

Principal Software Engineer (Rates & FX) page is loaded Principal Software Engineer (Rates & FX) Apply locations Belfast time type Full time posted on Posted 4 Days Ago job requisition id R3782 Role Overview As a Principal Software Engineer at TP ICAP you will be part of a talented team delivering business critical … software for the internal broking division and their external customer base. You will work within an Agile environment, from design through to implementation, with a strong focus on continuous improvement whilst working collaboratively as part of self-organising, cross-functional team with a focus on continuous integration and deployment. Role Responsibilities Lead and manage a cross-functional team of … engineers working on innovative Front Office solutions for our Rates & FX business lines Work closely with principal engineers in other regions to set and implement standards for engineering excellence Work closely with Solution Architects and Enterprise Architecture to build solutions that align to the IT strategy/vision Take ownership of, and be accountable for, the delivery and quality More ❯

This role is pivotal in leading the development of user-facing Ground Control Station (GCS) software designed to enable operators to remotely control and monitor autonomous vehicles beyond visual line-of-sight. This involves creating robust, intuitive interfaces using C++, Qt, QML, and JavaScript, alongside incorporating modern UX principles and rigorous testing methodologies. Key Responsibilities: Lead the design and … development of user-facing GCS software for autonomous vehicle monitoring and control. Build and maintain user interface software using C++ and Qt - QML and JavaScript experience would be useful here too. Engage with operators to gather requirements, validate usability, and refine user experience. Develop prototypes and storyboards to capture user requirements and iterate on design concepts. Ensure software robustness through rigorous testing, validation, and performance optimisation. Collaborate with cross-functional teams, including autonomy and hardware engineers, to integrate software solutions. Document and maintain codebases with a focus on readability, scalability, and maintainability. Provide technical leadership and mentorship to junior developers. Job Requirements: Extensive experience in C++ and Qt, ideally including QML and JavaScript. Strong understanding of More ❯