{"id":2141320,"url":"https://alion.io/job/mastek-java-developer","title":"Java Developer","company":{"id":59435,"name":"Mastek","domain":"mastek.com","url":"https://alion.io/company/mastek","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":null},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Reading, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":60000,"max_usd":146000,"period":"year","method":"role_country_seniority_unknown","sample_n":383},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"Hibernate","optional":false},{"name":"JavaScript","optional":false},{"name":"Jenkins","optional":false},{"name":"JQuery","optional":false},{"name":"Kanban","optional":false},{"name":"Kubernetes","optional":false},{"name":"Mockito","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Rest API","optional":false},{"name":"Scrum","optional":false},{"name":"Spring Boot","optional":false},{"name":"ActiveMQ","optional":true},{"name":"Amazon EC2","optional":true},{"name":"Amazon ECS","optional":true},{"name":"Amazon EKS","optional":true},{"name":"Apache Camel","optional":true},{"name":"API Gateway","optional":true},{"name":"Databricks","optional":true},{"name":"Dynatrace","optional":true},{"name":"Java","optional":true},{"name":"JMeter","optional":true},{"name":"Kibana","optional":true},{"name":"Kotlin","optional":true},{"name":"Oracle","optional":true},{"name":"Python","optional":true},{"name":"Snowflake","optional":true},{"name":"Splunk","optional":true}],"status":"live","first_seen_at":"2026-10-03T02:00:00Z","employer_posted_date":"2026-10-03","last_verified_at":"2026-10-16T21:35:09Z","board_verified":true,"closed_at":null,"days_open":13,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":13},"description":"Please note this role requires 2 days a week at Mastek office due to the nature of work.\nAbout the Company\nMastek Limited is a global provider of enterprise AI, digital, and cloud services, enabling clients to achieve measurable and sustainable returns on their technology investments. The company has a presence in over 40 countries and a skilled workforce of close to 5,000 employees. Through its \"Lead with AI\" approach, Mastek integrates intelligence across its solutions and operations, enabling organisations to accelerate transformation using ethical, scalable, and domain-driven AI adoption.\nMastek partners with industry leaders including Oracle, Salesforce, Microsoft, AWS, Snowflake, and Databricks, serving key sectors such as Healthcare, Retail, Manufacturing, Higher Education, and Financial Services. With its core values of Trust, Value, and Velocity, Mastek empowers organisations to transform their business through innovative technology solutions while fostering a culture of collaboration, growth, and continuous learning.\nAbout the Role\nMastek is set to deliver a high-profile programme for a central government department. The programme represents the next generation of the UKs biometric capability replacing and integrating with legacy systems and other government departments.\nYou will be part of a Mastek team in a multi-vendor project with a shared code base. As a Java full stack developer you will be responsible for designing and developing cloud native applications using cutting edge technologies.\nThe role requires in-depth understanding of the software development lifecycle and strong technical experience with an open-minded attitude and ability to rapidly adapt and learn.\nResponsibilities\nExtensive server-side, hands-on Java 8+ development experience with strong Spring, Spring Boot & Hibernate\nStrong understanding of Microservice architecture\nExperience building web services and APIs on REST\nStrong understanding of unit & integration tests, following TDD / BDD\nExperience using test frameworks like Junit, Mockito, PowerMockito & Wiremock\nExperience and understanding of CICD pipeline of Docker, Jenkins and Kubernetes\nExperience with front end technologies: HTML, JavaScript, Jquery, Mustcahe Templates\nLed a team of Java developers to deliver high-quality software solutions\nDesign and develop Java applications, APIs, and microservices\nWork collaboratively with other teams to ensure seamless integration of software components\nConduct code reviews and ensure adherence to best practices and coding standards\nActively participating in architectural & design discussions\nExperience with Agile development methodologies (Scrum, Kanban)\nMentor junior developers and provide technical guidance to the team\nTake ownership of scrum team’s timelines and deliverables\nProposing solutions to complex problems that are in the boundary of the existing system architecture\nHave an ability to communicate technical concepts to a non-technical audience.\nUnderstanding of all the agile ceremonies.\nExperience in Relational Database Management System (e.g. PostgreSQL)\nDesirable Skills:\nKnowledge of Workflow/Business Process Management tools\nExperience with Performance and Monitoring tools: JMeter, Kibana, Splunk, Dynatrace\nExperience writing Shell script\nUnderstanding of Python\nGood understanding on AWS services (EC2, ECS, EKS, API Gateway and Serverless technologies)\nIntegration Engine tools: Apache Camel and Active MQ for messaging, web services and distributed systems\nPublic Sector domain experience preferable\nQualifications\nBachelor's degree in Computer Science, Software Engineering, Information Technology, or a related discipline, or equivalent practical experience.\nRelevant cloud or software engineering certifications are advantageous.\nWhy Join Us?\nWork on large-scale digital transformation initiatives within the Banking & Financial Services sector.\nCollaborate with high-performing engineering, architecture, and cloud teams.\nGain exposure to modern AWS-native technologies and engineering practices.\nContribute to complex, business-critical solutions that deliver real customer value.\nAccess continuous learning, professional development, and career progression opportunities.\nBe part of a collaborative and inclusive environment that encourages innovation and technical excellence.\nIf you are passionate about building secure, scalable software solutions and want to play a key role in delivering modern cloud-based platforms within a leading financial services environment, we would love to hear from you.\nOur UK Benefits Include:\nCompetitive salary and annual bonus opportunities\nHybrid and flexible working options\nGenerous annual leave entitlement, plus bank holidays\nCompany pension scheme with employer contributions\nPrivate medical insurance ((for self & dependents))\nLife assurance cover\nEmployee Assistance Programme (EAP)\nGym and wellbeing support initiatives\nLearning and development opportunities, including access to certifications and training\nEmployee recognition and reward programmes\nCycle to Work scheme\nEmployee referral bonus scheme\nEnhanced family-friendly policies\nAbout Mastek\nMastek is a trusted digital engineering and cloud transformation partner delivering innovative solutions to public and private sector organisations globally. We foster an inclusive, collaborative culture where diverse perspectives are valued, and every employee is empowered to make an impact.\nAt Mastek, we are committed to building a diverse workforce and creating an inclusive environment where everyone can succeed. 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