Senior security engineer Work, Jobs in Llanwern, Nwp (with Salaries)

Senior Principal Systems Engineer
One Big Circle —Bristol
- £40,000 - £65,000 a year
- Full-time
- Research
- Organisational skills
- In-person
Quick apply
Agile Delivery Manager
Intellectual Property Office —Newport
- £47,766 - £58,850 a year
- Full-time
- Hybrid work
- Presentation skills
- Communication skills
- Annual leave
7d
Safety Engineer - Speculative Talent Pipeline
Rowden —Bristol
- £32,000 - £70,000 a year
- Full-time
- Hybrid work
- Analysis skills
- Presentation skills
- Continuous improvement
Quick apply
Senior GRC / Security Assurance Officer
Rowden —Bristol
- £65,000 - £90,000 a year
- Full-time
- Hybrid work
- No degree
- Communication skills
Quick apply
Senior Software Engineer, Architecture & Algorithms
KLA —Newport
- Full-time
- Doctoral degree
- Master's degree
- Maths
- Annual leave
Senior DevTest Engineer Biometrics
ASSA ABLOY —Cardiff
- Engineering
- Mentoring
- Scripting
- Annual leave
Senior Data Engineer and Data Manager
Welsh Revenue Authority —Cardiff
- £47,675 - £56,445 a year
- Full-time
- Hybrid work
- No experience needed
- Analysis skills
- Presentation skills
- Annual leave
- Language training provided
14d
Head of Data Exploitation
Department for Environment, Food and Rural Affairs —Bristol
- £67,730 - £75,480 a year
- Part-time
- Presentation skills
- No degree
- Leadership
3d
Software Engineer (Mid and Senior Levels)
One Big Circle —Bristol
- £36,000 - £70,000 a year
- Full-time
- Machine learning
- In-person
- Communication skills
Quick apply
10d
Senior Dynamics Developer
Intellectual Property Office —Newport
- £47,766 - £58,850 a year
- Part-time
- Hybrid work
- Azure
- Presentation skills
- Continuous improvement
- Annual leave
Senior Engineer
LDMS —Cardiff
- Up to £68,000 a year
- Full-time
- Hybrid work
- Mentoring
- AI
- Annual leave
- Employee assistance programme
Quick apply
Senior Operations Fibre NOC Engineer
BUUK Infrastructure —Cardiff
- Hybrid work
- Organisational skills
- Training & development
- Communication skills
10d
Strategic Lead - Delivery (Defence)
AtkinsRéalis —Bristol
- Full-time
- Hybrid work
3d
Senior / Principal Autonomous Systems Safety Engineer
AtkinsRéalis —Bristol
- Full-time
- Hybrid work
- No degree
- Leadership
14d
Senior CFD Engineer
Capgemini —Bristol
- Hybrid work
- Engineering
Senior / Principal Engineer - Nuclear System Engineer
AtkinsRéalis —Bristol
- Full-time
- Hybrid work
- Mentoring
- Leadership
Senior Planner
AtkinsRéalis —Bristol
- Full-time
- Hybrid work
Senior Integrated Management System Engineer
Graphcore —Bristol
Senior Cyber Security Engineer
Hodge Bank —Cardiff
- £64,000 - £69,000 a year
- Full-time
- Hybrid work
- Computer Science
- Quality control
- Store discount
- Health & wellbeing programme
Quick apply
Senior Consultant or Manager, Identity & Access Management Engineer - Cyber - Defence & Security GPS
Deloitte —Bristol
- Hybrid work

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Senior Principal Systems Engineer

One Big Circle
Bristol

Quick apply

Job details

Permanent | Full-time
£40,000 - £65,000 a year

Benefits

Cycle to work scheme
Company pension
Private medical insurance

Qualifications

Technical troubleshooting
Driving Licence
Research
Risk management
Systems engineering
Organisational skills
Technical writing
Communication skills

Full job description

Senior / Principal Systems Engineer

One Big Circle – Bristol

Full-Time 37.5 hours over 5 Days

Salary £40 - £65k depending on experience

About One Big Circle

Be part of an award-winning workplace: The Sunday Times Best Medium-sized Technology Company 2025

Formed in 2017, One Big Circle is a fast-growing Bristol technology company that provides “Intelligent Video” solutions. We focus entirely on solving real-world industry problems by fusing new technology in the field of Video, IOT, Cloud and AI providing end to end solutions which allow our customers to dramatically improve their operational efficiency and safety. Our culture is one of high-quality technical delivery and we work at a speed that many industries are unaccustomed to; we have done this by building a team dynamic that challenges and empowers our people and creating an environment where everyone contributes and learns. We are growing, profitable and have ambitious plans to continue expansion in and beyond our existing markets.

We are looking for a proactive and motivated individual to join our team to support the business in further growing our flagship award-winning product: AIVR. AIVR (Automated Intelligent Video Review) is a state-of-the-art video technology system used by thousands of people in the rail industry. AIVR has won dozens of awards and is recognised as the market leading solution, but we are building many more opportunities both in existing and new markets which will further accelerate our growth.

We have built a culture where people feel supported, included, and empowered to do their best work. Our team is growing, and we’d love for you to be part of the journey.

Role Summary

We are looking for an experienced Senior or Principal Systems Engineer to be involved in the projects we complete from specification, design, test & build and commissioning.

You will be working on projects primarily destined for the railway environment, as well as other national infrastructure. These systems might typically consist of technology such as line scanning and machine vision cameras, lighting, laser measurement systems, thermal sensors, industrial embedded Linux, IP networking, GPS/4G/5G. The ideal candidate will hold a broad fundamental understanding of integrating and fault finding this type of equipment.

Responsibilities

Deliver solutions on new and existing projects, ensuring compliance to project requirements, budget and timelines.
Identify and mitigate technical project risks.
Take ownership of complex technical problems.
Carry out research in order to make well informed technical decisions.
Communicate proactively with other team members to provide encouragement, identify problems, create solutions and unblock technical issues.
Build relationships with key external stakeholders.
Testing and fault finding.
Create and maintain technical and test documentation.

Personal Qualities:

Self-motivated with strong communication and organisational skills.
Effective working under pressure.
Strong delivery-focused work ethic, with the ability to multitask and ensure priority work is completed on time.
Flexible and adaptable style of approach but with meticulous and systematic attention to detail when it matters.
Strong written communication skills, including document/specification writing.

Experience:

5+ years experience delivering projects in an industrial environment.
Ideally a background/experience in the rail Industry including certification.
Ideally hold a UK Driving license and willingness to drive to various UK site locations.

Company Benefits Include:

Auto enrolment Pension Scheme
25 Days Holiday plus bank holidays
Life Assurance
Private Healthcare Cover
Work related training courses as required
Complimentary snacks and refreshments including fresh fruit
Office-Centric role
Access to Bike to Work Scheme
Secure bike storage and shower facilities
Social events

How to Apply

Join an award-winning team, named ‘The Sunday Times Best Medium-sized Technology Company 2025’. At One Big Circle, you’ll be part of a fast-growing team where your ideas and contributions are truly valued.

Please send your CV and covering letter to [email protected]

Successful applicants will be required to pass a BPSS (Baseline Personnel Security Standard) check.

By applying for this role, you understand that we will process your personal information in accordance with our privacy policy, accessible at https://onebigcircle.co.uk/privacy-policy/

Job Types: Full-time, Permanent

Pay: £40,000.00-£65,000.00 per year

Work Location: In person

Quick apply

Refine Your Search

senior security engineer jobs in llanwern, nwp

Senior Principal Systems Engineer

Agile Delivery Manager

Safety Engineer - Speculative Talent Pipeline

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Senior Software Engineer, Architecture & Algorithms

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Software Engineer (Mid and Senior Levels)

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Senior Engineer

Senior Operations Fibre NOC Engineer

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Senior / Principal Autonomous Systems Safety Engineer

Senior CFD Engineer

Senior / Principal Engineer - Nuclear System Engineer

Senior Planner

Senior Integrated Management System Engineer

Senior Cyber Security Engineer

Senior Consultant or Manager, Identity & Access Management Engineer - Cyber - Defence & Security GPS

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