Staff Software Engineer, Backend Belfast

Applied Intuition Inc.; Remote; GBP 70,000 - 90,000; Full time

Job summary

A leading energy technology company based in Belfast seeks a Staff Software Engineer to lead the design and delivery of services within a service-oriented architecture. This role requires 7+ years of development experience and proficiency in a JVM language, with hands-on knowledge of cloud platforms. The company supports its employees with competitive salaries, annual bonuses, and a flexible work approach, fostering an environment of growth and collaboration.

Benefits

Competitive base salary

Annual performance-related bonus

25 days annual leave plus statutory days

Wellness allowance

Flexible working approach

Qualifications

• 7+ years of relevant development experience building production‑grade solutions.
• Delivery focused with exposure to SOA and/or Microservices environment.
• Hands-on knowledge building on cloud service platforms.

Responsibilities

• Lead the design and delivery of services that power our platform.
• Provide technical leadership across teams.
• Collaborate with product managers and designers to deliver features.

Skills

JVM Language (Kotlin, Java, Scala)

Cloud service platforms (GCP, AWS)

AI-assisted development tools

Production-grade solutions

Collaboration with remote teams

Tools

Kubernetes

Docker

Google Cloud Platform

Job description

RigUp is the source‑to‑pay solution built for energy. By combining purpose‑built software with expert teams, we empower the world’s leading energy companies and their suppliers to work better, together.

Learn more about how RigUp is equipping everyone in the energy ecosystem to operate with greater speed and efficiency at rigup.com

At RigUp, our Engineering teams build the technology powering our next‑generation marketplace. We operate in agile, cross‑functional teams, working collaboratively to deliver scalable, reliable, and high‑impact solutions.

We invest in our people, encouraging career growth and empowering you to shape your own path.

We are looking for a Staff Software Engineer to help evolve our platform within a service‑oriented architecture. You’ll work alongside engineers, product managers, and designers to build and deliver high‑value features that drive our business forward.

What you’ll be doing

We will support you as you get up to speed with our teams, product domains, tech stack, and processes – helping you understand how we collaborate and deliver together.

As a Staff Software Engineer you will:

• Lead the design, build and delivery of the services, applications and domains that power our platform – shaping the capabilities across our platform ecosystem
• Provide technical leadership, leading by example both within your team/domain and across our organisation
• Exert your passion and thinking to shape the technical direction of our product & platform domains – using best‑of‑breed languages, frameworks and technologies
• Collaborate with Product Managers, Designers and Engineers to take ideas from concept to delivery – balancing the desire to ship code with the responsibility to get it right
• Contribute to our culture improving how we deliver as an organisation – helping us to leave things better than we find them & making it easier for all of us to get stuff done
• Support, coach and mentor Engineers across our organisation – sharing your insight, knowledge and experience as we learn & grow together

Our main tech stack includes: Google Cloud Platform, Kubernetes & Docker, Kotlin, Temporal, SpringBoot, React.js, Typescript, Material‑UI, Next.js, Node.js, MongoDB, PostgreSQL and Kafka.

If you have production‑scale experience in a different stack (Go, Java, Python, Scala, C# etc.) and are interested in moving to a new stack, we should chat!

Who you are

You’re a hands‑on developer who gets stuck in, you enjoy solving complex problems & building impactful solutions – importantly you lead by example in making a difference.

• Take the initiative to own outcomes from start to finish – knowing what needs to be done within your domain and how we work together to deliver the best solution
• You’ve a passion for developing your craft – you get what it takes to build quality, robust and scalable solutions
• You’ll see the learning when things don’t quite go to plan – not just for you but how we continuously improve as a team

So, what is important to us

Above all you’ll get stuff done, more importantly you’ll collaborate to do the right things, in the right way to achieve the right outcomes.

• Proficient with a JVM Language (open to Kotlin or Java, Scala, Groovy etc.)
• 7+ years of relevant development experience building production‑grade solutions
• Hands‑on knowledge building on cloud service platforms (GCP, or AWS, Azure etc.)
• Delivery focussed with solid exposure to SOA and/or Microservices environment
• Experience partnering and collaborating with remote teams (across different time zones)
• Practical experience leveraging AI‑assisted and agentic development tools (e.g., GitHub Copilot, Claude Code, Cursor) as part of day‑to‑day workflows to accelerate delivery, improve code quality, and enhance developer productivity.
• Proven track record in learning new technologies and applying that learning quickly

Please Note:

• All candidates must be able to demonstrate their right to work in the UK.
• All appointments will be made on merit.
• The successful candidate will be required to complete a Basic Access NI check prior to commencing employment.

More than a job:

Between now and 2050, global energy demand is forecasted to rise nearly 50%, which is a staggering number. With every step forward – AI, electrification, you name it – that bar may still get higher. RigUp is uniquely positioned to empower the biggest industry in the world to work smarter – and move faster – in the race to rise to this challenge. The world depends on it.

We recognize that making an impact matters to you and we believe in providing an environment that fosters your growth. We use data to drive our decisions and improve the experience of the workers and clients we serve. With mutual respect for each other, we continually collaborate to find the best solution.

We support you with:

• Talented peers who can help bring out your best
• The opportunity to significantly impact the lives of skilled laborers
• Competitive base salary & market‑leading equity package (pre‑IPO)
• Annual performance‑related bonus opportunity
• 25 days of annual leave plus 11+ statutory days
• Group Critical Illness & Life Cover
• Employee Assistance Program
• Flexible approach to working
• Excellent new hire WFH office contribution
• Generous Family Friendly policies
• Wellness allowance

RigUp is committed to providing an environment where all people feel belonging, mutual respect, and the freedom to be their authentic selves. We welcome applicants of all gender identity and expression, sexual orientation, neurodiversity, educational background, religion, ethnicity, disability, age, veteran status, and citizenship. We’d love to learn what you can add to our team.

Who we are:

What began as a workforce management platform for Oil & Gas has since grown to serve the biggest companies in energy across both workforce and vendor management, absorbing much of the supply chain complexity these energy companies face and making it easier, faster, and safer to get work done. To date, RigUp has raised over $750 M in funding from Founders Fund, Andreessen Horowitz, Bedrock Capital, Brookfield, Baillie Gifford, along with others, and will continue to use these investments for strategic growth.

We’d love to share more through the interview process and look forward to learning more about your journey.