About this role
Salary: £38,000 - 78,000 per year
Requirements: 5+ years of professional backend or software engineering experienceStrong experience with Java 21 and experience building services with Spring BootExperience with Gradle using Kotlin DSLHands-on experience with PostgreSQL, Redis, and KafkaUnderstanding of microservice and event-driven architectureExperience designing, building, testing, and supporting production servicesStrong problem-solving and communication skillsAbility to work effectively in a collaborative, distributed environmentApplicants must have the legal right to work in their country of residenceNice to have: experience designing cloud-agnostic applications; familiarity with hexagonal architecture, including ports and adapters; experience with MinIO or S3-compatible object storage, Vault or similar secrets-management tools, high-throughput or low-latency systems, or telecommunications and real-time call flows Responsibilities: Build, enhance, and own core microservices across our platformDevelop services supporting call treatment orchestration, brand data, analytics, and billingDesign and implement solutions using hexagonal and event-driven architecture patternsBuild scalable, reliable backend services using Java and Spring BootWork with relational databases, caching technologies, and event-streaming platformsContribute to technical design decisions and improve service reliability and maintainabilityTroubleshoot issues and support services throughout the development lifecycleCollaborate with distributed engineering teams to deliver high-quality solutions Technologies: BackendCloudGradleHexagonal ArchitectureSupportJavaKafkaKotlinPostgreSQLRedisSpringSpring BootmicroservicesFlow More:
We are First Orion, a telecommunications technology company founded in 2008 and headquartered in North Little Rock, Arkansas. We build solutions that protect consumers from scam and spoofed calls and help businesses deliver trusted, branded calling experiences. Our teams work across North America, Europe, and the Middle East in a collaborative, distributed environment. This hands-on individual-contributor Backend Engineer role focuses on core platform microservices and involves working with colleagues across regions; it has no direct people-management responsibilities. The full-time position may be based onsite in Dubai, UAE, or remotely in the UK. Local business hours generally apply, though occasional flexibility may be needed for maintenance, implementations, and service escalations across time zones. The UK salary range is 30,800–54,100, depending on experience; UAE compensation is discussed during recruitment. Our energetic, focused, and collaborative culture emphasizes trust, transparency, empowerment, and ownership. Depending on location, benefits may include medical insurance, paid time off and public holidays, retirement or pension benefits, an annual home-country flight allowance for eligible UAE-based employees and dependents, flexible working arrangements, and professional development opportunities. Employment terms comply with local laws. We are an equal opportunity employer and process applicant data in accordance with our privacy policy and applicable data protection laws.
last updated 40 week of 2026