FULL-TIMESenior Level
Who we are...
At Trustonic, we make smartphones affordable for the many, enabling global access to devices and digital finance through the world’s most secure smartphone locking technology. We partner with mobile carriers, retailers, and financiers across 30+ countries, powering device financing solutions that drive economic inclusion, profitability, and growth.
We pride ourselves on living by the Trustonic culture code, a blueprint for our journey that recognises that great working environments don’t guarantee success, but bad ones almost always ensure failure.
Working here, you’ll find a company that celebrates its diversity and is looking to do the right thing: for each other, the community and the planet. We believe in equal opportunities and take to heart the old African proverb ’If you only want to go fast, go alone. If you want to go far, go together’.
We work flexibly when and where we’re at our best, but regardless of how you choose to work, we’ll make sure you feel like one of the team.
Click here if you would like to find out more about Trustonic's culture code.
If you would like to work in a fast-moving global technology company, with great ambition, then we’d love to hear from you!
A bit about the job and what you’ll deliver…
We’re looking for a Senior Backend Engineer to play a key role in building and scaling our cloud-native telecoms platform. You’ll design and deliver the backend services that power device lifecycle management at scale, working on highly distributed, event-driven systems in AWS.
This is a high-impact engineering role where you’ll help shape architecture, influence technical direction, and deliver resilient, production-grade services. You’ll work at the intersection of performance, scalability, and reliability, solving complex problems that directly impact real-world systems and customers.
Please note, this is a remote role with attendance required at our office in Winnersh from time to time.
What you’ll do…
Build Scalable Cloud Services
Design and develop Python-based backend services, from early concept through to production, using modern AWS serverless technologies.
Deliver Event-Driven Architectures
Create and evolve event-driven systems using AWS Lambda, SQS, SNS, and Step Functions to support high-scale device operations.
Own Backend Quality & Performance
Write clean, testable code and continuously improve system reliability, observability, and performance in production environments.
Shape System Architecture
Contribute to architecture decisions, design reviews, and technical strategy across multiple backend services.
Drive Engineering Best Practices
Promote strong SDLC practices including CI/CD, automated testing, monitoring, and structured logging.
Collaborate Across Teams
Work closely with product, QA, and other engineers to deliver high-quality features and improve overall platform resilience.
Solve Complex Problems
Diagnose and resolve issues across distributed systems, including performance bottlenecks and production incidents.
Support Critical Systems
Participate in incident response and continuous improvement of business-critical AWS workloads.
What we’re looking for…
Experience & Expertise
Technical Strength
Nice to have
Ways of Working
What we can provide you in return for your investment...
Competitive compensation
Financial security & wellbeing
Flexibility & work-life balance
Growth & development
Inclusive, supportive culture
Impact & purpose
#LI-Remote
Trustonic is an equal opportunity employer. We do not discriminate on any grounds. We empower, engage, enable and value differences between people, including; different races, ethnicities, genders, ages, religions, disabilities and sexual orientations, with differences in education, backgrounds, skill sets, experiences and knowledge.