Backend Engineer
First Orion · London, England ·
Level: Mid-Senior Location: Dubai, UAE (Onsite) or UK (Remote)Employment Type: Full-timeAbout Us: First Orion is a telecommunications technology company focused on restoring trust and transparency to phone communications.
If you want to know about the requirements for this role, read on for all the relevant information. Founded in 2008 and headquartered in North Little Rock, Arkansas (USA), First Orion provides solutions that protect consumers from scam and spoofed calls while enabling businesses to deliver trusted, branded calling experiences.
With teams across North America, Europe, and the Middle East, First Orion operates in a highly collaborative, distributed environment that brings together world-class engineering, operations, and customer-focused talent.
This role will work closely with colleagues across multiple regions, contributing to products and services that help millions of consumers and businesses communicate with confidence.
About the role
We are looking for an experienced Backend Engineer to help design, build, deploy, and own core microservices. This hands-on role emphasizes backend architecture and cloud deployment for services supporting call treatment orchestration, brand data, analytics, and billing.
You'll work in a cloud-agnostic, multi-tenant environment using hexagonal and event-driven architecture. You'll collaborate with distributed engineering teams to deliver secure, observable, carrier-grade services that can run consistently across public clouds and on-premises environments.
This is an individual contributor role with no direct people management responsibilities.
What you'll do
Design, build, enhance, and own Java 21 and Spring Boot 3.x microservices Develop REST APIs and services supporting call treatment orchestration, brand data, analytics, and billingApply hexagonal architecture to isolate business logic from infrastructure through ports and adaptersBuild event-driven services using Apache Kafka for event streaming and asynchronous processingWork with PostgreSQL, Redis, and MinIO or other S3-compatible object storageDesign cloud-agnostic, multi-tenant services for deployment across public cloud and on-premises environmentsContainerize and deploy services using Docker and KubernetesImplement secure integrations using modern identity, access management, secrets management, and transport-security practicesBuild observable services using modern monitoring, structured logging, dashboards, and distributed tracing toolsContribute to CI/CD pipelines, technical design decisions, testing, troubleshooting, and production supportCollaborate with distributed engineering teams to deliver reliable, maintainable, carrier-grade solutionsMust-have:3+ years of professional Java development experience using Java 11 or later; Java 17 or 21 preferredHands-on experience with Spring Boot 3.x, including Web, Data JPA, and SecurityExperience designing and implementing REST APIsExperience with PostgreSQL and/or RedisExperience using Git; Bitbucket experience preferredFoundational experience with Docker and KubernetesUnderstanding of microservice architecture and modern backend design principlesExperience designing, building, testing, deploying, and supporting production servicesStrong problem-solving and communication skillsAbility to work effectively in a collaborative, distributed environmentNice to have: Experience with Gradle using Kotlin DSLExperience with OIDC or comparable identity and access management standardsTelecommunications or carrier-integration exposureExperience building multi-tenant SaaS platformsExperience with hexagonal, ports-and-adapters, or clean architectureExperience creating or maintaining Helm chartsExperience with modern monitoring, dashboards, distributed tracing, or structured application loggingKnowledge of cloud-agnostic design patterns and deployment across public cloud or on-premises environmentsExperience with S3-compatible object storageExperience using secrets-management toolsFamiliarity with GDPR, data residency, or regional data-protection requirementsExperience building high-throughput or low-latency systemsWhile the position primarily follows local business hours in the employee's country of employment, occasional flexibility may be required to support planned maintenance activities, project implementations, and service escalations across time zones.
This position may be based in either the United Kingdom or Dubai, UAE.For UK-based employees, the salary range for this position is 30,800 - 54,100, depending on experience Compensation for UAE-based employees will be discussed during the recruitment process and will depend on experience Company Benefits Our work environment is energetic, focused, fun, and collaborative.
We've created a unique culture built on trust, transparency, and empowerment, where employees are encouraged to take ownership, make decisions, and contribute to the success of the business. Our team is passionate about what we do and driven to make a meaningful impact every day.
At First Orion, everyone plays an important role in the bigger picture. Working hours and employment terms will comply with applicable local employment laws and regulations in the country of hire This role may be based in either the United Kingdom or Dubai, UAE, depending on the selected candidate's location.
Applicants must have the legal right to work in their country of residence. We offer a competitive benefits package that varies by location and may include: Competitive salary package Comprehensive medical insurance Generous paid time off and public holidays in accordance with local employment requirements Retirement or pension benefits where applicable Annual home-country flight allowance for eligible UAE-based employees and dependents Flexible working arrangements and a collaborative team environment Opportunities for professional growth and development within a global organization First Orion is an equal opportunity employer and is committed to creating an inclusive environment for all employees.
All qualified applicants will be considered without regard to race, religion, gender, sexual orientation, age, disability, or any other protected characteristic. By applying for this role, you acknowledge that your personal data will be processed in accordance with First Orion's privacy policy and applicable data protection laws. SummaryLocation: United Arab Emirates; United KingdomType: Full time