{"id":4262867,"url":"https://alion.io/job/version-1-java-engineer","title":"Java Engineer","company":{"id":4010,"name":"Version 1","domain":"version1.com","url":"https://alion.io/company/version1","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":75,"open_postings":7,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":27,"computed_at":"2026-11-12T10:38:37Z"}},"role":"Backend","role_family":"Backend","seniority":"staff","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"Bitbucket","optional":false},{"name":"CI/CD","optional":false},{"name":"Claude","optional":false},{"name":"Copilot","optional":false},{"name":"Cursor","optional":false},{"name":"Docker","optional":false},{"name":"Git","optional":false},{"name":"Gradle","optional":false},{"name":"Java","optional":false},{"name":"Kubernetes","optional":false},{"name":"Maven","optional":false},{"name":"OpenShift","optional":false},{"name":"Prompt Engineering","optional":false},{"name":"Redis","optional":false},{"name":"Rest API","optional":false},{"name":"Scrum","optional":false},{"name":"Snowflake","optional":false},{"name":"Spring Boot","optional":false},{"name":"Spring Framework","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-11-13T11:31:01Z","employer_posted_date":"2026-11-13","last_verified_at":"2026-11-13T15:55:38Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Version 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success. Our deep expertise enables our customers to navigate the rapidly evolving technology landscape. We foster strong partnerships with global technology leaders including Microsoft, AWS, Oracle, Red Hat, OutSystems, Snowflake, ensuring that our customers are provided with the highest quality solutions and services.\nWe’re an award-winning employer reflecting how our employees are at the very heart of what we do:\nUK & Ireland's premier AWS, Microsoft & Oracle partner \n4000+ strong, €450/£400m revenue business \n10+ years as a Great Place to Work in Ireland & UK \nBest Workplace for Women in the UK & Ireland by GPTW \nBest Workplace for Wellbeing in the UK by GPTW \nWe’re a core values driven company, we hire people who share our values, and we reward those who display and foster them, it’s deeply embedded within our DNA. Invest in us and we’ll invest in you!.\n We are seeking a Java Engineer to join our UK Digital Data & Cloud Practice. Our Digital Practice is expanding rapidly and you will have the opportunity to develop your career and technical skills. You will be working for one of our high-profile trading clients within the financial services domain, contributing hands-on to a Java-based development team supporting a high-volume message processing environment.\nThe team is heavily Java-focused, operating within a client ecosystem that relies extensively on Kafka, Kubernetes/OpenShift, caching solutions, REST APIs, and high-throughput distributed systems. You will bring solid, practical experience in backend Java development and a keen interest in scalable distributed systems.\nResponsibilities\nTechnical Delivery\nDesign, develop, and maintain backend components in Java, with a focus on performance and resilience.\nContribute hands-on to features across messaging, caching, and distributed processing layers.\nTroubleshoot and resolve issues related to sequencing, recovery, message failures, and large-volume processing.\nSupport releases, deployments, and production stability activities.\nAdhere to CI/CD pipelines, code quality standards, and operational readiness requirements.\nApply performance, security, and resilience best practices, particularly around message handling.\nCollaboration\nWork closely with the Technical Lead and peers to deliver against team objectives.\nContribute to technical discussions, design reviews, and knowledge sharing within the team.\nRaise risks, blockers, and progress updates clearly within the team.\n Some exposure to trading or financial platforms, with an awareness of non-functional requirements such as latency, resiliency, throughput, and failover handling.\nExperience developing cloud-native applications with a microservices architecture running on Docker/OpenShift/Kubernetes.\nSolid application development skills in Java, SQL (SQL Server, Oracle, etc.) and messaging platforms such as Kafka and MQ.\nExperience with the Spring framework and Spring Boot technologies.\nExperience in Java REST API development and application security best practices (OAuth, JWT, etc.).\nExperience with build and source control tools: Gradle, Maven, Git/Bitbucket.\nFamiliarity with caching services such as Redis.\nAwareness of AI coding assistants such as GitHub Copilot, Cursor, or Claude to accelerate development, generate boilerplate, and review code.\nAbility to apply AI tooling critically - validating, refactoring, and integrating AI-generated code rather than accepting output uncritically.\nAwareness of prompt engineering techniques relevant to software development workflows (code generation, test writing, documentation, debugging).\nExperience working in an Agile/Scrum environment.\n Why Version 1?\nAt Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial stability.\nShare in our success with our Quarterly Performance-Related Profit Share Scheme, where employees collectively benefit from a share of our company's profits \nStrong Career Progression & mentorship coaching through our Strength in Balance & Leadership schemes with a dedicated quarterly Pathways Career Development programme \nFlexible/remote working, Version 1 is tremendously understanding of life events and people’s individual circumstances and offer flexibility to help achieve a healthy work life balance \nFinancial Wellbeing initiatives including; Pension, Private Healthcare Cover, Life Assurance, Financial advice and an Employee Discount scheme \nEmployee Wellbeing schemes including Gym Discounts, Bike to Work, Fitness classes, Mindfulness Workshops, Employee Assistance Programme and much more. Generous holiday allowance, enhanced maternity/paternity leave, marriage/civil partnership leave and special leave policies \nEducational assistance, incentivised certifications, and accreditations, including AWS, Microsoft, Oracle, and Red Hat \nReward schemes including Version 1’s Annual Excellence Awards & ‘Call-Out’ platform. \nEnvironment, Social and Community First initiatives allow you to get involved in local fundraising and development opportunities as part of fostering our diversity, inclusion and belonging schemes. \nAnd many more exciting benefits… drop us a note to find out more.\nVersion 1 is an equal opportunities employer.\nWe are committed to building a diverse, inclusive and respectful workplace where everyone feels valued and able to thrive. We welcome applications from people of all backgrounds, identities and lived experiences, and we value the different perspectives people bring including those shaped by disability and neurodiversity.\nWe want every candidate to have a positive and accessible recruitment experience. If you need reasonable adjustments at any stage of the process, please contact your recruiter at Version 1. 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