26 to 50 of 58 Remote/Hybrid Principal Software Engineer Jobs

Principal Embedded Software Engineer

Location
West of England, England, United Kingdom
Principal Embedded Software Engineer now needed in Bristol contributing to architecture, design, and implementation of safety-critical embedded software. This role involves technical leadership within projects, mentoring junior engineers, and ensuring high standards of software quality and compliance with safety standards. I am seeking an experienced … Principal Embedded Engineer with 10 years plus expertise in the following areas: Strong experience in embedded systems design and development Proficiency in C and assembler. strong experience with Real-Time Operating Systems Familiarity with safety-critical software development standards (e.g., IEC 61508, DO 178B/C, ISO26262 ...

Principal Software Engineer

Location
Greater London, England, United Kingdom
Compliance (formerly DRS) audits every worked hour against working-time legislation and NHSE standards so that payroll is exact. About the Role As our Principal Engineer, you will lead all core software engineering work across the entire Lantum platform and service architecture to scale Lantum’s next … covers back-end, front-end, architecture, infrastructure, DataOps, AI SDLC, and security realms and disciplines. Responsibilities you own core, end-to-end software engineering processes and infrastructure; you ensure that our existing core revenue-generating systems run without interruption under strict SLAs while optimising them, expanding their capabilities ...

Principal Software Engineer

Hiring Organisation
TPXImpact Holdings Plc
Location
United Kingdom
Employment Type
Permanent
Salary
£90,000
ABOUT THE ROLE Were looking for a Principal Software Engineer to shape the technical direction of high-profile projects and lead the delivery of modern, scalable software. We use technology to create impactful, human-centred solutions that make a difference to users and organisations. We believe great … working closely with senior stakeholders, mentoring engineers across multiple teams, and line managing a small group of engineers while helping shape our approach to software delivery, architecture, and engineering culture. DIMENSIONS Budget : Awareness and influence on large-scale project budgets. Headcount : Lead multiple teams or larger cross-functional teams ...

Principal Software Engineer

Hiring Organisation
Cathcart Technology
Location
Manchester, United Kingdom
Employment Type
Permanent
Principal Java Engineer (Hands-On) £70,000 - £85,000 + Bonus + Excellent Benefits Hybrid - 1 Day Per Week Onsite in South Manchester Java | Spring Boot | AWS | Technical Leadership Please note: Visa sponsorship is not available for this position. We're working with an established technology business … South Manchester who are looking to appoint a Principal Java Engineer to play a key role in the continued development of their software platforms and engineering teams. This is an opportunity for an experienced Java Engineer who enjoys technical leadership but doesn't want to move ...

Senior/Principal Software Engineer

Location
Cheltenham, England, United Kingdom
Senior/Principal Software Engineer Application Deadline: 30 October 2026 Department: Software Engineering Employment Type: Permanent Location: Cheltenham (Hybrid) Compensation: £70,000 - £100,000/year Description Please note: This role requires applicants to hold active, or recently active, SC or DV clearance. This role also … kind that have to be secure, scalable, and actually usable by the people who rely on them. We’re looking for Senior and Principal Engineers who want to shape meaningful systems, influence technical direction, and work alongside capable people who care about doing the job properly. You’ll help ...

Senior/Principal Software Engineer

Location
Greater London, England, United Kingdom
Senior/Principal Software Engineer Application Deadline: 30 October 2026 Department: Software Engineering Employment Type: Permanent Location: London (Hybrid) Compensation: £70,000 - £100,000/year Description Please note: This role requires applicants to hold active, or recently active, SC or DV clearance. This role also … kind that have to be secure, scalable, and actually usable by the people who rely on them. We’re looking for Senior and Principal Engineers who want to shape meaningful systems, influence technical direction, and work alongside capable people who care about doing the job properly. You’ll help ...

Technical Lead / Principal Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
Technical Lead/Principal Software Engineer - Full Stack & AI Belfast | Hybrid | Up to £67,000 + annual bonus MCS Group is delighted to be exclusively working with an established organisation to recruit a hands‐on Technical Lead for a team developing a cloud‐based software product. … team develop effective agentic workflows. This is a technical leadership position with no direct line management responsibility. About you You’ll bring: Significant commercial software development experience, including technical leadership. Strong React skills and backend development experience with TypeScript or Python. Experience delivering cloud-based applications and working with ...

Principal Software Engineer - Remote, AI-Driven Impact

Location
Belfast City District, Northern Ireland, United Kingdom
Group in Northern Ireland is establishing a new engineering presence and seeks a Principal Software Engineer who enjoys building software, solving complex problems, and leveraging modern AI tools to improve workflows. This senior Individual Contributor role offers genuine ownership, technical autonomy and a chance to shape ...

Principal Software Engineer – Hybrid, Cloud & Microservices

Location
Greater London, England, United Kingdom
McNally Recruitment Ltd is seeking a Principal Engineer to join a large UK client in Edinburgh or London, with 6 days in the office per month and the rest remote. You will design and engineer software with customer experience at the forefront, contribute to architecture … engineering excellence, and collaborate to enhance the bank's software capabilities. You will lead engineering teams, drive architecture roadmaps, and deliver end-to-end solutions leveraging Java, Spring Boot, ReactJS and #J-18808-Ljbffr ...

Principal Software Engineer – Hybrid, Cloud & Microservices

Location
City of Edinburgh, Scotland, United Kingdom
McNally Recruitment Ltd is seeking a Principal Engineer to join a large UK client in Edinburgh or London, with 6 days in the office per month and the rest remote. You will design and engineer software with customer experience at the forefront, contribute to architecture … engineering excellence, and collaborate to enhance the bank's software capabilities. You will lead engineering teams, drive architecture roadmaps, and deliver end-to-end solutions leveraging Java, Spring Boot, ReactJS and #J-18808-Ljbffr ...

Principal Software Engineer

Location
Greater Manchester, England, United Kingdom
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 pattern, with two days per week based in an office in London, Bournemouth … Stockport, alongside flexible working arrangements. Key Responsibilities: Lead software delivery across the full development lifecycle, ensuring applications are designed, built, tested, released and supported to high standards Provide strategic technical leadership across engineering teams and contribute to architecture decisions and technical direction Design and deliver integrated solutions across ...

Principal Software Engineers

Location
Luton, England, United Kingdom
Description: Job Description Are 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 environment, Leonardo has multiple roles available. Do you want to deliver solutions … value job security and flexible working with great benefits and an emphasis on work life balance? Then you should apply for one of our PRINCIPAL SOFTWARE ENGINEER roles as we are looking for engineers to join our team working on a variety of exciting projects. Below ...

Principal Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
client is a major defence and aerospace company. Date Posted: 2026-10-15 Country: United Kingdom Location: Manchester, Lancashire Position Role Type: Unspecified Principal Software Engineer Location: Manchester Permanent Onsite Due to the interesting work we do and the sector this team is working in, we require … teams work synchronously with our customers to solve some of the toughest digital challenges faced in the world today. Role & Responsibilities Design and build software using industry best practice Collaborate with stakeholders and other engineers Contribute to the completion of milestones associated with your project Contribute to continuous improvement ...

Principal Software Engineer - Industrial Cloud (Hybrid)

Location
Cambridge, England, United Kingdom
AVEVA is seeking a Principal Software Engineer in Cambridge, United Kingdom with a hybrid work model. You will maintain and enhance desktop and cloud applications within the E3D development group, designing features per Product Owner requirements and ensuring timely delivery. You will collaborate across teams to improve ...

Principal Software Engineer - C#/.NET, AWS | FinTech AI

Location
Greater London, England, United Kingdom
Client Server Limited is seeking a Principal Software Engineer in London/Hybrid to architect and deliver scalable C#/.NET services on AWS, with optional Python work. You will influence product direction, champion best practices, and guide cross-functional teams in fast-paced sprints. The role ...

Principal Software Engineer - Lead Scalable FinTech Systems (Remote)

Location
United Kingdom
DeepCamp is seeking a Principal Software Engineer in the United Kingdom with hybrid remote flexibility. You will own architectural direction for major platforms and drive critical engineering efforts across backend, frontend, APIs and cloud infrastructure. The role requires deep expertise across distributed systems, system design, and leadership ...

Principal Software Engineer - Simulation & Autonomy

Location
Portsmouth, England, United Kingdom
technology consultancy firm in Portsmouth is seeking a Principal Software Engineer to lead the design and development of applications across various sectors, including defence and health. The ideal candidate has over 15 years of experience with expertise in C/C++, C#, and Python, alongside strong stakeholder ...

Principal Software Engineer – Data & AI Platform (Hybrid)

Location
Greater London, England, United Kingdom
Simple Machines, a boutique technology firm, seeks a Principal Software Engineer to lead the design and delivery of large-scale data platforms. You will own backend services, APIs, data pipelines, and cloud infrastructure while collaborating with clients and internal teams. You’ll work across the full stack ...

Senior Principal Flight Control Software Engineer

Location
Tewkesbury, England, United Kingdom
Moog Aircraft Group is seeking a Senior Principal Software Engineer to lead the development of software for advanced flight control and actuation systems. You will influence architecture decisions, mentor teams, and ensure software meets the highest standards of reliability and certification. The role requires deep … expertise in safety-critical software, real-time embedded systems, and aerospace compliance. Hybrid work model in Tewkesbury, GBR with strong collaboration across hardware and systems #J-18808-Ljbffr ...

Principal Cloud Software Engineer

Location
Cambridge, England, United Kingdom
AVEVA is creating software trusted by over 90% of leading industrial companies. Job Title: Principal Cloud Software Engineer Location: Cambridge, UK – Hybrid Employment Type: Full-time regular The job Reporting to the Director of CONNECT Core Services, you will provide technical leadership for the design … cloud‐native application platforms Experience with Angular or equivalent web development frameworks Experience using AI-assisted coding tools to improve engineering productivity and software quality Strong communication, ownership, adaptability, and curiosity, with the ability to motivate others and lead through technical influence UK Benefits Flexible benefits fund emergency leave ...

Principal Software Engineer

Location
Greater London, England, United Kingdom
Gloucester, and Manchester (England); we are committed to investing in British careers and technology development. Role & Responsibilities You will be part of our experienced software dev function, working in a cross-functional team, delivering and deploying critical software across a variety of business areas. Design and build software … sector this team is working in, we require all candidates to hold an active eDV clearance for this role. Location: London, Permanent, Onsite. Role: Principal Software Engineer. About Raytheon UK, an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. ...

Senior/Principal Software Engineer - Cloud & Security SC/DV

Location
Cheltenham, England, United Kingdom
Gemba Advantage is seeking Senior and Principal Software Engineers to design and deliver secure, scalable cloud-native services in small teams. You will remain hands-on while guiding architecture and standards, mentoring peers, and collaborating with customers. The role requires active or recently active SC/DV clearance ...

Principal Software Engineer

Location
Harrogate, England, United Kingdom
communities and our customers' most critical missions. Opportunity Overview This is more than just a job; it's a mission. We're seeking a Software Engineer to join an Operations and Maintenance team supporting advanced national security and defence systems. You'll play a key role in maintaining … directly contribute to mission success, collaborating with engineers, operators and technical specialists in a dynamic operational environment. This role offers a unique blend of software engineering, systems operations and technical problem‐solving, making it ideal for someone who enjoys working at the intersection of technology and real‐world mission ...

Principal Cloud Software Engineer – Hybrid, C#/.NET

Location
Cambridge, England, United Kingdom
Selection is seeking a principal software developer to guide and contribute to cloud software development with AWS or Azure. The role centers on a data-oriented platform shaping global sustainability and delivering impactful applications. You will translate architecture decisions into robust designs, collaborating with stakeholders and applying ...

Principal Cloud Software Engineer

Hiring Organisation
Aveva Group
Location
Cambridge, Cambridgeshire, UK
Employment Type
Full-time
AVEVA is creating software trusted by over 90% of leading industrial companies. Job Title: Principal Cloud Software EngineerLocation: Cambridge, UK – HybridEmployment Type: Full-time regularThe jobReporting to the Director of CONNECT Core Services, you will provide technical leadership for the design and implementation of AVEVA's cloud … Kubernetes, containers, or cloud-native application platformsExperience with Angular or equivalent web development frameworksExperience using AI-assisted coding tools to improve engineering productivity and software qualityStrong communication, ownership, adaptability, and curiosity, with the ability to motivate others and lead through technical influenceR&D at AVEVAOur global team of 2000+ ...