Senior Software Engineer II
Content + Source + Freshness • 17 Dec 2025 • 95% confidence
Offer value
Moderate value due to strong company vision but a lack of detailed salary information impacting perceived worth.
- Modern tech stack with emphasis on data.
- Collaborative work culture promotes best practices.
- Potential for significant impact on aviation decisions.
- Uncertainty due to lack of salary transparency.
Pros
- Engagement in a modern data platform with high visibility.
- Strong focus on collaboration and continuous improvement.
- Opportunity to influence data solutions across the aviation sector.
Cons
- No specified salary limits create uncertainty.
- Experience expectations may limit candidate pool.
- Need for self-leadership may not appeal to everyone.
Who it's for
Senior • On-site with options for hybrid work
Good fit
- Software engineers with experience in SRE.
- Individuals who enjoy working with data platforms.
- Those looking for a collaborative, innovative workspace.
Not recommended for
- Junior developers without data experience.
- Candidates desiring a fully remote position.
- Individuals preferring strict supervision.
Motivation fit
Key skills
About the job
About our Team:
Cirium is transforming the way the world understands aviation data. Our Data Platform team builds and maintains the foundational systems that power Cirium’s products, enabling customers to make smarter decisions with trusted, scalable, and timely data.
About Role:
We are looking for a Senior Software Engineer II to join our Southampton-based team. This is an exciting opportunity to work on a modern data platform that underpins products providing data and insights across the aviation industry.
Responsibilities
As a Senior Software Engineer II, you will:
- Design, build, test, and maintain scalable and resilient data platform services.
- Peer review code to promote best practice and continuous improvement.
- Respond to support requests to keep other teams in Cirium running with our Data Platform.
- Apply Site Reliability Engineering (SRE) principles to ensure system reliability and performance.
- Collaborate with cross-functional teams to deliver high-quality software aligned with business goals.
- Demonstrate self-leadership by taking ownership of initiatives and driving them to completion.
- Foster a culture of curiosity, continuous learning, and technical excellence within the team.
- Keep abreast of new technology developments and bring these into the business, particularly GenAI.
Requirements
- A minimum of 5 years’ experience in software engineering or a related field (equivalent experience and non-traditional backgrounds are welcome).
- Strong communication skills, with an ability to share ideas and designs effectively through documentation and collaboration.
- Experience working with data platforms, distributed systems, and data pipelines in cloud-native environments.
- Solid understanding of SRE practices, including observability, incident response, and automation.
- Experience working in Agile or Scrum environments.
- Proficiency with Git and Github, Terraform, AWS environments, python. (Equivalent technologies are welcome, too.)
- A proactive mindset with a passion for solving complex problems and troubleshooting technical issues.
We know that your wellbeing and happiness are key to a long and successful career. These are some of the benefits we are delighted to offer:
- Generous holiday allowance with the option to buy additional days
- Health screening, eye care vouchers and private medical benefits
- Wellbeing programs
- Life assurance
- Access to a competitive contributory pension scheme
- Save As You Earn share option scheme
- Travel Season ticket loan
- Electric Vehicle Scheme
- Optional Dental Insurance
- Maternity, paternity and shared parental leave
- Employee Assistance Programme
- Access to emergency care for both the elderly and children
- RECARES days, giving you time to support the charities and causes that matter to you
- Access to employee resource groups with dedicated time to volunteer
- Access to extensive learning and development resources
- Access to employee discounts scheme via Perks at Work
Learn more about the LexisNexis Risk team and how we work here
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