Novatus
Senior Software Engineer
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Job Overview
As a Senior Software Engineer, you'll build and maintain our core domain services. You'll write clean, well-tested code, deliver reliably, and hold a consistently high standard in everything you ship.
You'll work within a modern architecture built on Domain-Driven Design, event-driven patterns, and hexagonal architecture. You'll join at a pivotal stage as we re-platform from a legacy Django application to a service-based .NET platform on AWS. Our systems power regulatory reporting for major financial institutions, requiring precision, traceability, and reliability.
Key Responsibilities
- Build and maintain core domain services using C# and.NET.
- Deliver high-quality, well-tested, maintainable code.
- Review peers' code and contribute to a strong, consistent engineering standard.
- Build systems that are auditable, resilient, and observable in regulated environments.
- Use AI tooling in your workflow to deliver efficiently without compromising quality.
- Collaborate with Product, Data Engineering, DevOps, QA, and Regulatory teams to turn requirements into working software.
About You
Required Experience
- Strong hands-on experience building services with C# and .NET.
- Solid experience working in event-driven (we use Kafka), service-based systems.
- Familiar with Domain-Driven Design and hexagonal architecture.
- Strong software engineering fundamentals (clean code, automated testing, CI/CD, observability).
- Hands-on experience with AWS.
- Actively use AI tooling (e.g. Copilot, Claude Code, Codex etc) and have opinions on best practices.
- Ability to translate regulatory or domain requirements into working code.
- High ownership mindset and accountability for delivery and reliability.
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Beneficial Experience
- Experience re-platforming or modernizing legacy systems.
- FinTech, RegTech, or financial services background.
Why Join Us?
- Work Across Disciplines: You won't be confined to a single track- you will develop a broader skillset across our capabilities and offerings.
- Solve Problems that Matter: Work on complex challenges, where your thinking, analysis, and execution have real impact.
- Flat, Visible, Collaborative: We keep the structure flat, so you can collaborate directly with senior leaders and experienced specialists. Your work is visible, your perspectives are valued, and you will see the impact of your contributions every day.
- A Place for Builders: This is a great place for people who enjoy driving results and taking ownership. If you are driven to add value and help grow our business, you will enjoy a rewarding experience that recognises your contributions.
Perks & Benefits
- Private Medical Insurance (via AXA): includes mental health, dental, vision, and private GP access
- Life Insurance - 4× salary (via Unum)
- Unum’s Help@Hand: includes GP access, medical second opinions, physiotherapy, lifestyle coaching, savings and discounts, mental health support, bereavement counselling, and cancer support services for you, your partner, and your child(ren)
- Salary sacrifice childcare and nursery scheme (via YellowNest)
- Employee Assistance Programme
- Enhanced parental leave (maternity & paternity)
- Professional qualification sponsorship
- Accelerated career progression based on readiness and performance, not tenure or time spent in role
- Holiday entitlement increases with tenure
- Flexible hours with core collaboration time
- Paid volunteering leave
- Gym & fitness discounts
- Bi-annual socials
- Office snacks and drinks
- Interest-based working groups to collaborate and innovate
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Novatus’ Equal Opportunities Statement
Novatus is an Equal Opportunity Employer. All employment decisions are made based on business needs, role requirements, and individual qualifications, without regard to race, age, religion or belief, sex, sexual orientation, gender identity or expression, marital or civil partnership status, pregnancy or maternity, socioeconomic background, disability, or any other characteristic protected under the Equality Act 2010.
We maintain a workplace culture that is inclusive, respectful, and supportive. Our recruitment and selection processes are designed to ensure fairness and consistency for all candidates.
Reasonable adjustments are available throughout the application and interview process, and candidates are encouraged to contact Human Resources to discuss any specific requirements.
This commitment is embedded in all aspects of our employment practices, including recruitment, compensation, professional development, promotion, and workplace conduct.
Novatus’ Privacy Policy
By applying for this role, you agree that we may process your personal data for recruitment purposes in accordance with our Privacy Policy.
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