Senior Software Engineer

Synoptix
Gloucestershire, United Kingdom
Today
£51,000 – £60,500 pa

Salary

£51,000 – £60,500 pa

Seniority
Senior
Posted
9 Sep 2026 (Today)

Senior Software Engineer

The Role:

This is a highly varied role giving the successful candidate the opportunity to work across multiple projects and at all stages of the Software Development Lifecycle. Whilst focused on software development, this role also provides the opportunity to participate in software design at all levels. This will include work on:

Research & Development – Internally and externally funded research and development products investigating and developing low TRL technologies.

Product Development – Development and support of Synoptix products, primarily in the AI and Computer Vision (object detection and track) domains.

Service Development – Development of Synoptix services, including our upcoming AI Assurance service offering.

Key Responsibilities:

Leading Software Development Projects

Act as part of a multidisciplinary team to develop products and services. This will include Systems Engineers, Security Engineers, Product Managers and others as required.

Support the wider team in project planning, requirements definition and requirements analysis.

Lead software design, development, testing, deployment and maintenance for a range of AI and Computer Vision products.

Contribute to a culture of continuous improvement, identifying opportunities to enhance our processes, tooling, infrastructure and development frameworks.

Providing Software Engineering Subject Matter (SME) Expertise

Act as part of multidisciplinary teams in delivering engineering services to Synoptix clients.

Provide SME guidance to Synoptix clients on the architecture and design of their software solutions.

Provide technical documentation, briefings and presentations to internal and external stakeholders at all levels of seniority.

Key Skills:

We are interested in any of the following skills, but they are not essential for you to apply:

Strong proficiency in Python with experience in C++ development

Creative problem-solving skills

Experience with Linux operating systems (e.g. Red Hat, Ubuntu)

Experience working within a variety of development frameworks and practices e.g. DevOps, DevSecOps, SCRUM, MLOps, XP.

Experience with data analysis and manipulation tools (e.g. Pandas)

Experience of a broad section of the Software Development Lifecycle (SDLC) with specific focus on:

Design (Architecting, High-Level Design and Low-Level Design)

Development

Testing

Deployment & Maintenance

Experience of using the Unified Modelling Language

Excellent communication skills

Desirable Skills:

Experience in the development of computer vision related products and services.

Experience with visual processing libraries; OpenCV, TensorFlow, PyTorch etc.

Experience in personnel management

Experience operating as part of a multidisciplinary team

Experience developing and/or implementing reference architectures

Experience in the development of Test Harnesses

Benefits:

Annual Company Bonus – Based on company performance

25 Days holiday not including bank holidays with the option to buy/sell up to 5 days

Flexible hybrid working arrangements

Continuous professional development including incentives

Access to online Udemy training facility to support grade specific learning pathways

Electric car scheme

Bike to work scheme

Private health care

About Us:

Synoptix was formed in 2011 to provide engineering solutions across various technical industries. We have evolved from a company established and focussed on Systems Thinking principles into an Engineering company providing solutions and services across three key capabilities: Systems, Cyber & InfoSec and Technology.

What makes us stand out is how we engage in the crossover areas between these disciplines, combining our strengths to provide a truly bespoke, market leading approach. Our engineering competence is bolstered by expertise in commercial, legal, financial and resource, thereby ensuring that we uphold excellence in our product and service offerings.

Please note that due to the nature of our projects we can only accept Sole UK National candidates who will need to be eligible to obtain UK Security Clearance.

By applying to this position, you are confirming that you consent to the retention of your personal data. Your data is held securely on our own premises and under the terms of the Data Protection Act (2018). It will be treated as confidential, and will not be transferred to any third party, or to any other jurisdiction without your consent. We will not hold any data for any longer than is necessary for us to fulfil our obligations and will remove any data at your written request

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