National AI Awards 2025Discover AI's trailblazers! Join us to celebrate innovation and nominate industry leaders.

Nominate & Attend

Back-end Engineer (Scala)

Napier AI
Belfast
5 months ago
Applications closed

Related Jobs

View all jobs

Artificial Intelligence Engineer - Agentic bioimage data platform

Machine Learning Engineer

Senior Data Scientist

Entry-Level Artificial Intelligence Automation Analyst

Natural Capital Data Scientist

Data Science Manager

Description

Napier is a new breed of financial crime compliance technology specialist. Our AI enhanced platform – Napier Continuum – transforms compliance from legal obligation to competitive edge.

At Napier, our mission is to fight financial crime through automation & AI. We believe that by automating the detection and prevention of financial crime, we can make the world a safer place for everyone.

Collaboration, innovation and wonderful people are just some of the reasons to bring your career to Napier. Our culture is shaped by our core values that promote equality, creativity, and opportunity in everything we do.

After successfully securing a £45million investment to fuel our ongoing growth and to further invest in our AI products, we are currently building out our Tech Hub in Belfast - this is a super exciting time to join Napier in Belfast as we expand.

TheScala Engineeris a key member of our core Engineering teams, building our powerful, flexible financial crime detection engine that is used by top Financial Institutions globally to quickly and easily apply predefined scenarios or Machine Learning algorithms to customer, and transaction data.

In this role, you (Scala Engineer) will be responsible for building high-quality features in alignment with Napier’s overall technical vision and architecture, following appropriate engineering practices (such as CI/CD, high automation and test coverage, and trunk-based development), continually improving technical debt, and evolving the system to meet changing needs and market opportunities. You’ll be a passionate hands-on technologist who is ready to do what’s needed to keep technical quality high. A desire to teach, to learn and to help grow a culture of delivery excellence in Napier is welcome.

You will also work with Napier tech leads, Solution Architects, Product Owners, and other stakeholders to help design technical solutions in support of Napier’s wider business and technical goals. Your creativity and innovative ideas will be encouraged and supported - we are ready to hear your ideas!


What you'll be doing

  • Assuming direct development responsibility for developing, debugging and unit testing of product features in accordance with internal procedures and standards
  • When required, diagnosing, and solving functional and performance/scalability issues
  • Helping to improve technical practices towards a continuously releasable end-state, especially in terms of GitHub, CI/CD, and development processes


Do you have what it takes?

  • At least 4 years of commercial experience in an engineering role working on microservice-based solutions – but we are open-minded in what industry or sector (does not have to be compliance & AML)
  • Experience in Agile delivery environments - a track record of constantly looking for ways to do things better and an excellent understanding of the mechanisms necessary to successfully implement change
  • Knowledge of DevOps and infrastructure engineering principles and practices
Skills
These skills are essential to be successful in this role
  • Hands-on programming experience – Scala and either Rust or Go
  • Technologies & Tools – Apache Kafka, Kubernetes, Docker, GitHub
  • Azure and AWS or GCP and data processing in cloud
  • Database and SQL development experience, especially PostGreSQL
  • Collaborative team player with strong (written and verbal) communication skills
  • Comfortable working with remote engineering teams and distributed delivery models

We’d be thrilled if you also have experience with, and are keen to grow your skills in, some of these other areas:
  • Programming Languages – Kotlin, Java
  • Analytics engines, especially ElasticSearch
  • KeyCloak
  • ETL tools
  • Performance engineering principles and tools
  • CI/CD and DevOps tooling
  • Open Telemetry and related observability tools and techniques, especially Grafana and Prometheus


Why Napier?

Our people are our most valuable asset, as such, we offer the below benefits to all Naperians
  • Group life assurance policy
  • Income protections policy
  • Access to our employee wellbeing programme
  • An extra day off to celebrate your birthday
  • Enhanced Maternity & Paternity leave
  • An open and flexible culture that allows you to work in the best way for you
  • Private health and dental insurance
We are compliance technology specialists. Our platform is founded on broad experience and deep expertise; and our products increase efficiency and minimise risk by successfully combining big data technologies with AI and machine learning. It all adds up to the world’s first truly intelligent compliance platform.

But tech is only half the story. Our intelligent approach is applied to underpin your policy, process and procedure, so you can focus on specific outcomes. The Napier platform is fast, scalable and easily configurable, as well as user-friendly. It rapidly strengthens your AML defences and trade compliance capabilities, while meeting your company’s compliance obligations and challenges in any sector.
National AI Awards 2025

Subscribe to Future Tech Insights for the latest jobs & insights, direct to your inbox.

By subscribing, you agree to our privacy policy and terms of service.

Industry Insights

Discover insightful articles, industry insights, expert tips, and curated resources.

How to Present AI Models to Non-Technical Audiences: A Public Speaking Guide for Job Seekers

In today’s competitive job market, AI professionals are expected to do more than just build brilliant algorithms—they must also explain them clearly to stakeholders who may have no technical background. Whether you're applying for a role as a machine learning engineer, data scientist, or AI consultant, your ability to articulate complex models in simple terms is fast becoming one of the most valued soft skills in interviews and on the job. This guide will help you master the art of public speaking for AI roles, offering tips on structuring presentations, designing effective slides, and using storytelling to make your work resonate with any audience.

AI Jobs UK 2025: 50 Companies Hiring Now

Bookmark this guide – we refresh it every quarter so you always know who’s really scaling their artificial‑intelligence teams. Artificial intelligence hiring has roared back in 2025. The UK’s boosted National AI Strategy funding, record‑breaking private investment (£18.1 billion so far) & a fresh wave of generative‑AI product launches mean employers are jockeying for data scientists, ML engineers, MLOps specialists, AI product managers, prompt engineers & applied researchers. Below are 50 organisations that have advertised UK‑based AI vacancies in the past eight weeks or formally announced growth plans. They’re grouped into five easy‑scan categories so you can jump straight to the kind of employer – & culture – that suits you. For each company you’ll find: Main UK hub Example live or recent vacancy Why it’s worth a look (tech stack, culture, mission) Use the internal links to browse current vacancies on ArtificialIntelligenceJobs.co.uk – or set up a free job alert so fresh roles land in your inbox.

Return-to-Work Pathways: Relaunch Your AI Career with Returnships, Flexible & Hybrid Roles

Stepping back into the workplace after a career break can feel like embarking on a whole new journey—especially in a cutting-edge field such as artificial intelligence (AI). For parents and carers, the challenge isn’t just refreshing your technical know-how but also securing a role that respects your family commitments. Fortunately, the UK’s tech sector now boasts a wealth of return-to-work programmes—from formal returnships to flexible and hybrid opportunities. These pathways are designed to bridge the gap, equipping you with refreshed skills, confidence and a supportive network. In this comprehensive guide, you’ll discover how to: Understand the booming demand for AI talent in the UK Leverage transferable skills honed during your break Overcome common re-entry challenges Build your AI skillset with targeted training Tap into returnship and re-entry programmes Find flexible, hybrid and full-time AI roles that suit your lifestyle Balance professional growth with caring responsibilities Master applications, interviews and networking Whether you’re returning after maternity leave, eldercare duties or another life chapter, this article will equip you with practical steps, resources and insider tips.