{"id":4156935,"url":"https://alion.io/job/ust-technical-architect-java-remote","title":"Technical Architect (Java) - Remote","company":{"id":1774626,"name":"UST","domain":"ust.com","url":"https://alion.io/company/ust-com","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"RippleHire","truth_index":{"grade":"B","score":76,"open_postings":97,"ghost_share":0,"stale_share":0.979,"repost_share":0,"time_to_fill_p50_days":34,"computed_at":"2026-11-12T10:38:37Z"}},"role":"Backend","role_family":"Backend","seniority":"staff","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Madrid, Spain"],"countries":["ES"],"hiring_countries":["ES"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AssertJ","optional":false},{"name":"CI/CD","optional":false},{"name":"Clean Architecture","optional":false},{"name":"Git","optional":false},{"name":"Gradle","optional":false},{"name":"Java","optional":false},{"name":"JUnit","optional":false},{"name":"Maven","optional":false},{"name":"Mockito","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Rest API","optional":false},{"name":"Spring Boot","optional":false},{"name":"Spring Data JPA","optional":false},{"name":"Apache Kafka","optional":true},{"name":"Blue-Green Deployment","optional":true},{"name":"Docker","optional":true},{"name":"Kotlin","optional":true},{"name":"Kubernetes","optional":true},{"name":"Rolling Update","optional":true},{"name":"SLI/SLO/SLA","optional":true}],"status":"live","first_seen_at":"2026-11-11T00:00:00Z","employer_posted_date":"2026-11-12","last_verified_at":"2026-11-12T10:54:45Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"We are still looking for the very Top Talent… and we would be delighted if you were to join our team!\nMore in detail, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work, with over 35,000 employees worldwide and a presence in more than 35 countries. We are leaders in digital technology services, providing large-scale technology solutions to major companies.\nWhat we look for? We are looking for an experienced Technical Architect to become a technical reference within our TradeNxt team, designing robust, scalable, secure and highly available solutions for a critical enterprise platform. The ideal candidate combines strong hands-on Java/Spring Boot expertise with extensive experience in software architecture, distributed systems and complex enterprise environments. Key Responsibilities:Define the end-to-end technical architecture, including components, integrations, data flows and dependencies.Lead architectural decisions and document them through Architecture Decision Records (ADRs).Translate functional and non-functional requirements into scalable and implementable technical solutions.Design distributed, resilient and scalable systems, considering concurrency, consistency, idempotency, fault tolerance and disaster recovery.Contribute to critical development activities and conduct architecture and code reviews.Define testing strategies covering unit, integration, contract, end-to-end, performance, resilience and security testing.Design and review REST APIs, integration contracts and persistence models.Ensure performance and capacity through profiling, load testing and measurable latency/throughput targets.\nDrive quality and automation across CI/CD pipelines.\nEmbed secure-by-design principles, access control, secrets management and traceability.\nIdentify technical risks, architectural debt and bottlenecks, assessing their impact on scope, cost and delivery.\nCollaborate with Architecture, Security, Infrastructure and Business teams in complex international environments.\nMandatory requirements:\n4+ years of experience as a Technical Architect, leading the architecture and delivery of technically complex platforms or projects.\n5+ years of software development experience, particularly with Java and Spring Boot.\nAdvanced knowledge of Java 21 and Spring Boot 3.x.\nStrong experience with microservices and distributed systems, including synchronous and asynchronous integrations.Strong knowledge of REST API design, contracts, versioning and backward compatibility.Experience with Spring Data JPA, PostgreSQL, data modelling, transactions and query optimisation.Experience with Gradle and/or Maven, dependency management and multi-module projects.Strong understanding of SOLID, DDD, Clean Architecture, design patterns and refactoring.Experience with JUnit 5, Mockito, AssertJ, integration and automated testing.Knowledge of concurrency, caching, messaging, idempotency, consistency, resilience and fault tolerance.Experience with Git, code reviews and branching strategies.Strong knowledge of CI/CD, automated quality controls, static analysis and controlled deployments.Experience with observability, including structured logging, metrics and distributed tracing.Previous experience in financial or regulated environments with high availability, security and traceability requirements.Professional English level, minimum B2.Professional Spanish level, minimum B2.Nice to have:Experience with financial platforms, corporate banking, trading or mission-critical transactional systems.Knowledge of Trade Finance or Documentary Trade.Experience with event-driven architectures and Apache Kafka or similar messaging technologies.Knowledge of Docker, Kubernetes and Cloud environments.Experience with blue-green, canary and rolling deployment strategies.Knowledge of OAuth2, OpenID Connect, threat modelling and secrets management.Understanding of SRE practices, SLI/SLO, high availability, disaster recovery and business continuity.Experience modernising legacy applications using progressive migration approaches such as the Strangler Pattern.Experience defining architecture standards and governance models within large organisations.What can we offer?23 days of Annual Leave plus the 24th and 31st of December as discretionary days!Numerous benefits (Health Care Plan, Internet Connectivity, Life and Accident Insurance).Flexible Compensation Program: meals, kindergarten, transport, online English lessons, Health Care Plan…Free access to several training platforms.Professional stability and career development plans.Referral bonus program.The option to choose between 12 or 14 salary payments per year.Real Work-Life Balance measures: flexibility, WFH/remote work policy, reduced working hours during summertime…\nUST Club Platform discounts and gym access discounts.\nIf you would like to know more, do not hesitate to apply and we’ll get in touch to share further details. UST is waiting for you!\nAt UST, we are committed to equal opportunities in our selection processes and do not discriminate based on race, gender, disability, age, religion, sexual orientation or nationality. 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