Christchurch, Dorset, United Kingdom Hybrid / WFH Options
BAE Systems
Job Title: Principal Systems Engineer Location: Isle of Wight - Cowes, Chelmsford - Great Baddow or Portsmouth - BroadOak Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available. Part time & accruing hours available' Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role … working, an employee assistance programme, Cycle2work and employee discounts - you may also be eligible for an annual incentive. The Radar Systems Engineering team: You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging More ❯
Kilmarnock, Ayrshire, United Kingdom Hybrid / WFH Options
BAE Systems
Job Title: Principal Systems Engineer Location: Isle of Wight - Cowes, Chelmsford - Great Baddow or Portsmouth - BroadOak Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available. Part time & accruing hours available' Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role … working, an employee assistance programme, Cycle2work and employee discounts - you may also be eligible for an annual incentive. The Radar Systems Engineering team: You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging More ❯
Rochester, Kent, United Kingdom Hybrid / WFH Options
BAE Systems
Job Title: Principal Systems Engineer Location: Isle of Wight - Cowes, Chelmsford - Great Baddow or Portsmouth - BroadOak Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available. Part time & accruing hours available' Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role … working, an employee assistance programme, Cycle2work and employee discounts - you may also be eligible for an annual incentive. The Radar Systems Engineering team: You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging More ❯
City, Bristol, United Kingdom Hybrid / WFH Options
BAE Systems
Job Title: Principal Systems Engineer Location: Isle of Wight - Cowes, Chelmsford - Great Baddow or Portsmouth - BroadOak Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available. Part time & accruing hours available' Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role … working, an employee assistance programme, Cycle2work and employee discounts - you may also be eligible for an annual incentive. The Radar Systems Engineering team: You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging More ❯
Inverkeithing, Fife, United Kingdom Hybrid / WFH Options
BAE Systems
Job Title: Principal Systems Engineer Location: Isle of Wight - Cowes, Chelmsford - Great Baddow or Portsmouth - BroadOak Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available. Part time & accruing hours available' Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role … working, an employee assistance programme, Cycle2work and employee discounts - you may also be eligible for an annual incentive. The Radar Systems Engineering team: You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging More ❯
Job Title: Principal Systems Engineer Location: Isle of Wight - Cowes, Chelmsford - Great Baddow or Portsmouth - BroadOak Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available. Part time & accruing hours available’ Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role … working, an employee assistance programme, Cycle2work and employee discounts - you may also be eligible for an annual incentive. The Radar Systems Engineering team: You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging More ❯
Birmingham, West Midlands, United Kingdom Hybrid / WFH Options
Get2Talent
Our client, a mission-led consultancy , is looking for an experienced Principal Software Engineer (Python or Java) to join their growing team. They deliver secure, modern software solutions to the UK Government and Defence sectors, enabling clients to build scalable systems and progressive web applications that drive real impact. This is a senior-level opportunity for a hands … on engineer who enjoys leading by example , thrives in agile environments , and is passionate about shaping engineering best practice while still contributing to the codebase. Key Responsibilities Lead the design, development, and testing of secure, scalable systems using Python or Java with modern front-end frameworks (e.g., React) Architect and maintain APIs, data pipelines, and cloud-native solutions (AWS … discovery to production support Essential Skills & Experience Deep expertise in Python or Java , with strong full-stack engineering skills Proven experience leading teams or projects at a senior/principal level Strong knowledge of system architecture , cloud solutions, and API design Familiarity with DevOps tools and automation (CI/CD, containers, IaC) Track record of delivering secure, production-grade More ❯
South West London, London, United Kingdom Hybrid / WFH Options
Get2Talent
Our client, a mission-led consultancy , is looking for an experienced Principal Software Engineer (Python or Java) to join their growing team. They deliver secure, modern software solutions to the UK Government and Defence sectors, enabling clients to build scalable systems and progressive web applications that drive real impact. This is a senior-level opportunity for a hands … on engineer who enjoys leading by example , thrives in agile environments , and is passionate about shaping engineering best practice while still contributing to the codebase. Key Responsibilities Lead the design, development, and testing of secure, scalable systems using Python or Java with modern front-end frameworks (e.g., React) Architect and maintain APIs, data pipelines, and cloud-native solutions (AWS … discovery to production support Essential Skills & Experience Deep expertise in Python or Java , with strong full-stack engineering skills Proven experience leading teams or projects at a senior/principal level Strong knowledge of system architecture , cloud solutions, and API design Familiarity with DevOps tools and automation (CI/CD, containers, IaC) Track record of delivering secure, production-grade More ❯
Our client, a mission-led consultancy , is looking for an experienced Principal Software Engineer (Python or Java) to join their growing team. Make sure to apply with all the requested information, as laid out in the job overview below. They deliver secure, modern software solutions to the UK Government and Defence sectors, enabling clients to build scalable systems … and progressive web applications that drive real impact. This is a senior-level opportunity for a hands-on engineer who enjoys leading by example , thrives in agile environments , and is passionate about shaping engineering best practice while still contributing to the codebase. Key Responsibilities Lead the design, development, and testing of secure, scalable systems using Python or Java with … discovery to production support Essential Skills & Experience Deep expertise in Python or Java , with strong full-stack engineering skills Proven experience leading teams or projects at a senior/principal level Strong knowledge of system architecture , cloud solutions, and API design Familiarity with DevOps tools and automation (CI/CD, containers, IaC) Track record of delivering secure, production-grade More ❯
Our client, a mission-led consultancy , is looking for an experienced Principal Software Engineer (Python or Java) to join their growing team. Make sure to apply with all the requested information, as laid out in the job overview below. They deliver secure, modern software solutions to the UK Government and Defence sectors, enabling clients to build scalable systems … and progressive web applications that drive real impact. This is a senior-level opportunity for a hands-on engineer who enjoys leading by example , thrives in agile environments , and is passionate about shaping engineering best practice while still contributing to the codebase. Key Responsibilities Lead the design, development, and testing of secure, scalable systems using Python or Java with … discovery to production support Essential Skills & Experience Deep expertise in Python or Java , with strong full-stack engineering skills Proven experience leading teams or projects at a senior/principal level Strong knowledge of system architecture , cloud solutions, and API design Familiarity with DevOps tools and automation (CI/CD, containers, IaC) Track record of delivering secure, production-grade More ❯
Basingstoke, Hampshire, United Kingdom Hybrid / WFH Options
Anson Mccade
Principal Support Engineer (Technical Publications) £51,000 - £61,000 GBP Hybrid WORKING Location: Bristol, South West - United Kingdom Type: Permanent Role: Principal Support Engineer - Technical Publications Location: Greater Bristol Area Salary: £51,000 - £61,000 (depending on experience) Security Clearance: Currently hold or are eligible to obtain SC Clearance, with a willingness to undergo DV Cle More ❯
Job Title: PrincipalEngineer - Safety Location: Frimley, Weymouth, Bristol, Portsmouth, or Plymouth dependent on role and your personal circumstances. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £60,000 depending on experience What you’ll be doing: Providing advice on product safety More ❯
Our aerospace client is looking for a Principal Systems Engineer with Active Interim Secret Clearance to support the GPI program's SEIT Technical Execution Lead Engineer to define the environmental requirements. Location: Chandler, AZ 85286 (Onsite) Position: Principal Systems Engineer with Active Secret Clearance Pay Rate: $56.72/hr. - $75.16/hr. on W2 (DOE … Duration: 24 months or longer Schedule: 9x80 A Shift: 1st Shift TRAVEL: 10% of the Time RESPONSIBILITIES: -Support the GPI program's SEIT Technical Execution Lead Engineer to define the environmental requirements. (Environments RSE). This position will serve on-site in Chandler, AZ. -Responsible for working under general direction for the SEIT Technical Execution Lead to define the More ❯
structures as part of the South East trunk road network which includes a number of complex bridges. We have an exciting opportunity within the Southeast Bridges Team for a Principal Bridge Engineer to lead a team from our Bonnyrigg Office. The Principal Bridges Engineer will manage the identification, investigation, design, planning, procurement and construction management of … the CDM Regulations, as required, and ensure that robust risk assessments are carried out before works, operations or inspections take place. This will include undertaking the role of a Principal Designer and, at times, Principal Contractor. Liaise with clients and auditors. Co-ordinate the production, issue and archiving of all drawings, documents, and scheme files. Ensuring that adequate More ❯
Principal Platform Engineer – Digital Experience (Nexthink) Location: UK wide Salary: £70k+ 10% Bonus + Benefits We are seeking an experienced Principal Platform Engineer to lead the design, development, and optimisation of enterprise platforms that deliver exceptional digital experiences. This role will shape architecture, monitor performance, and drive automation to ensure high-performing, user-fo Check you More ❯
St. Neots, Cambridgeshire, East Anglia, United Kingdom Hybrid / WFH Options
MASS Consultants
Principal Countermeasure Development Engineer St. Neots (PE19 6BN) 25 days annual leave, inclusive of up to 3 days December shut-down Buy or sell up to 5 days annual leave Two pension schemes to choose from Private medical & dental Insurance + discounts for additional family members Life Assurance scheme up to 4 x salary Multiple save schemes Electric … tend to work three days in the office and two days from home, giving you the best of both worlds: flexibility and collaboration. How youll support us As a principal modeller, you will lead a team of engineers developing models, designing and adding new features into the countermeasure software, solving customer challenges and requirements. You will be responsible for More ❯
Principal Countermeasure Development Engineer St. Neots (PE19 6BN) 25 days annual leave, inclusive of up to 3 days December shut-down Buy or sell up to 5 days annual leave Two pension schemes to choose from Private medical & dental Insurance + discounts for additional family members Life Assurance scheme up to 4 x salary Multiple save schemes Electric … tend to work three days in the office and two days from home, giving you the best of both worlds: flexibility and collaboration. How youll support us As a principal modeller, you will lead a team of engineers developing models, designing and adding new features into the countermeasure software, solving customer challenges and requirements. You will be responsible for More ❯
Principal Countermeasure Development Engineer St. Neots (PE19 6BN) 25 days annual leave, inclusive of up to 3 days December shut-down Buy or sell up to 5 days annual leave Two pension schemes to choose from Private medical & dental Insurance + discounts for additional family members Life Assurance scheme up to 4 x salary Multiple save schemes Electric … tend to work three days in the office and two days from home, giving you the best of both worlds: flexibility and collaboration. How youll support us As a principal modeller, you will lead a team of engineers developing models, designing and adding new features into the countermeasure software, solving customer challenges and requirements. You will be responsible for More ❯
Role: Principal Support Engineer – Technical Publications Location: Greater Bristol Area Salary: £51,000 – £61,000 (depending on experience) Security Clearance: Currently hold or are eligible to obtain SC Clearance, with a willingness to undergo DV Clearance in the future. Working Arrangement: Hybrid – 3 days per week on site, with flexibility required based on project needs. On-site presence … will be essential during initial training. A leading defence organisation is seeking a Principal Support Engineer to manage the production of Interactive Electronic Technical Publications (IETPs) for a major UK submarine programme. This is a key role within a wider technical publications team supporting multiple submarine classes. Key Responsibilities Lead the IETP Production Team, ensuring all deliverables meet More ❯
Lincoln, Massachusetts, United States Hybrid / WFH Options
WINGBRACE LLC
Massachusetts. This position will require working on Hanscom AF base and our office 55 Old Bedford Rd Lincoln Mass with limited remote work. Day to day responsibilities As a Principal Software Engineer, you will have the opportunity to leverage and grow your engineering expertise by: Working at the intersection of infrastructure and software engineering to design and deploy … push the boundaries of engineering disciplines and emerging technologies to pioneer transformative data, systems modeling, and decision-intelligence platforms critical to national defense programs. We code, we architect, we engineer, and we have fun - whether simulating in a synthetic battlespace; pioneering in our AFFINITY Labs environment; or claiming first place at the annual hot-wings competition. Join us at More ❯
Your new company A Principal Data Engineer/Architect is required on a permanent basis for a forward-thinking organisation at the heart of Leeds. The Data Services team are on a mission to unlock the value of data by delivering high-quality, secure, and accessible data services. With a focus on modern cloud-based technologies and strong … partnerships, they help colleagues navigate the complexities of a data-driven world. Your new role As a Principal Data Engineer, you will be instrumental in shaping the organisations strategic cloud data platform. You'll lead the design and implementation of scalable data pipelines, drive innovation in data-centric products, and champion automation and predictive analytics. This is a More ❯
merrimack, new hampshire, united states Hybrid / WFH Options
Fidelity TalentSource
Fidelity TalentSource is your destination for discovering your next temporary role at Fidelity Investments. We are currently sourcing for a Principal Software Engineer- Production Support in Merrimack, NH and Westlake, TX! The following information aims to provide potential candidates with a better understanding of the requirements for this role. The Role The Fidelity Institutional Wealth Management Services group … is seeking a highly experienced Senior to Principal level Software Engineer – Production Support to lead efforts in maintaining and enhancing the stability, performance, and reliability of IWMS client platforms and offerings. In this role, you will apply your deep technical expertise across distributed and mainframe systems to ensure seamless operations of mission-critical applications that support our intermediary More ❯
Job Title Sr. Principal Systems Engineer Top Skills Details 1. Experience in using a requirements management tool, such as DOORS to update and write system level requirements. 2. Experience in modeling tools (preferably Rhapsody or Cameo) 3. Experience in programs using the Model-Based Systems Engineering (MBSE) methodology. Essential Functions: The selected candidate will be the point of … management skills. • Minimal (10%) travel to Government locations within U.S. Enterprise Req Skills Systems engineering, secret clearance, DOORS, CAMEO, SYSML, UML, Agile, jira, scrum, documentation, hardware tests, software tests Principal Systems Engineer: Bachelor's Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline from an accredited university and 5 years of related experience, or a Master's More ❯
Rd Security Clearance Secret Min. Requirement to Start Secret Eligible Position Description We have openings for individuals with experience and a passion for real-time, embedded software development. The Principal Software Engineer plans, leads, and performs a variety of tasks across the areas of software requirements analysis, software architecture and design, implementation (code and unit test), documentation, hardware … software integration, troubleshooting, problem solving, and software verification testing. The Principal Software Engineer: • Plans, leads, and executes efforts to architect, design, develop, maintain, upgrade, port, and verify/qualify embedded product software and/or product support software to enhance, implement and support project/system functionality. • Mentors less experienced software engineers to help develop their software development More ❯
Edinburgh, Stockbridge, City of Edinburgh, United Kingdom Hybrid / WFH Options
Lorien
Principal Hardware Engineer - Near Edinburgh Hybrid Having placed a number of people into their team ourselves, Lorien's long standing client based near Edinburgh - a leader in their industry with a growing and consistently award-winning product line - have asked us to help them in their searches for a Principal Hardware Engineer to join their team More ❯