About the Job

Everything you need to know before applying for this role.

Java Developer

Mastek

London, England, United Kingdom

6 November 2026

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Pleasenotethisrolerequires2daysaweekatMastekofficeduetothenatureofwork.

AbouttheCompany

MastekLimitedisaglobalproviderofenterpriseAI,digital,andcloudservices,enablingclientstoachievemeasurableandsustainablereturnsontheirtechnologyinvestments.Thecompanyhasapresenceinover40countriesandaskilledworkforceofcloseto5,000employees.Throughits"LeadwithAI"approach,Mastekintegratesintelligenceacrossitssolutionsandoperations,enablingorganisationstoacceleratetransformationusingethical,scalable,anddomain-drivenAIadoption.

MastekpartnerswithindustryleadersincludingOracle,Salesforce,Microsoft,AWS,Snowflake,andDatabricks,servingkeysectorssuchasHealthcare,Retail,Manufacturing,HigherEducation,andFinancialServices.WithitscorevaluesofTrust,Value,andVelocity,Mastekempowersorganisationstotransformtheirbusinessthroughinnovativetechnologysolutionswhilefosteringacultureofcollaboration,growth,andcontinuouslearning.

AbouttheRole

Mastekissettodeliverahigh-profileprogrammeforacentralgovernmentdepartment.TheprogrammerepresentsthenextgenerationoftheUKsbiometriccapabilityreplacingandintegratingwithlegacysystemsandothergovernmentdepartments.

YouwillbepartofaMastekteaminamulti-vendorprojectwithasharedcodebase.AsaJavafullstackdeveloperyouwillberesponsiblefordesigninganddevelopingcloudnativeapplicationsusingcuttingedgetechnologies.

Therolerequiresin-depthunderstandingofthesoftwaredevelopmentlifecycleandstrongtechnicalexperiencewithanopen-mindedattitudeandabilitytorapidlyadaptandlearn.

Responsibilities

  • Extensiveserver-side,hands-onJava8+developmentexperiencewithstrongSpring,SpringBoot&Hibernate
  • StrongunderstandingofMicroservicearchitecture
  • ExperiencebuildingwebservicesandAPIsonREST
  • Strongunderstandingofunit&integrationtests,followingTDD/BDD
  • ExperienceusingtestframeworkslikeJunit,Mockito,PowerMockito&Wiremock
  • ExperienceandunderstandingofCICDpipelineofDocker,JenkinsandKubernetes
  • LedateamofJavadeveloperstodeliverhigh-qualitysoftwaresolutions
  • DesignanddevelopJavaapplications,APIs,andmicroservices
  • Workcollaborativelywithotherteamstoensureseamlessintegrationofsoftwarecomponents
  • Conductcodereviewsandensureadherencetobestpracticesandcodingstandards
  • Activelyparticipatinginarchitectural&designdiscussions
  • ExperiencewithAgiledevelopmentmethodologies(Scrum,Kanban)
  • Mentorjuniordevelopersandprovidetechnicalguidancetotheteam
  • Takeownershipofscrumteam’stimelinesanddeliverables
  • Proposingsolutionstocomplexproblemsthatareintheboundaryoftheexistingsystemarchitecture
  • Haveanabilitytocommunicatetechnicalconceptstoanon-technicalaudience.
  • Understandingofalltheagileceremonies.
  • ExperienceinRelationalDatabaseManagementSystem(e.g.PostgreSQL)
  • KnowledgeofWorkflow/BusinessProcessManagementtools
  • ExperiencewithPerformanceandMonitoringtools:JMeter,Kibana,Splunk, Dynatrace
  • ExperiencewritingShellscript
  • UnderstandingofPython
  • GoodunderstandingonAWSservices(EC2,ECS,EKS,APIGatewayandServerlesstechnologies)
  • IntegrationEnginetools:ApacheCamelandActiveMQformessaging,webservicesanddistributedsystems
  • PublicSectordomainexperiencepreferable

Qualifications

  • Bachelor'sdegreeinComputerScience,SoftwareEngineering,InformationTechnology,orarelateddiscipline,orequivalentpracticalexperience.
  • Relevantcloudorsoftwareengineeringcertificationsareadvantageous.

WhyJoinUs?

  • Workonlarge-scaledigitaltransformationinitiativeswithintheBanking&FinancialServicessector.
  • Collaboratewithhigh-performingengineering,architecture,andcloudteams.
  • GainexposuretomodernAWS-nativetechnologiesandengineeringpractices.
  • Contributetocomplex,business-criticalsolutionsthatdeliverrealcustomervalue.
  • Accesscontinuouslearning,professionaldevelopment,andcareerprogressionopportunities.
  • Bepartofacollaborativeandinclusiveenvironmentthatencouragesinnovationandtechnicalexcellence.

Ifyouarepassionateaboutbuildingsecure,scalablesoftwaresolutionsandwanttoplayakeyroleindeliveringmoderncloud-basedplatformswithinaleadingfinancialservicesenvironment,wewouldlovetohearfromyou.

OurUKBenefitsInclude:

  • Competitivesalaryandannualbonusopportunities
  • Hybridandflexibleworkingoptions
  • Generousannualleaveentitlement,plusbankholidays
  • Companypensionschemewithemployercontributions
  • Privatemedicalinsurance((forself&dependents))
  • Lifeassurancecover
  • EmployeeAssistanceProgramme(EAP)
  • Gymandwellbeingsupportinitiatives
  • Learninganddevelopmentopportunities,includingaccesstocertificationsandtraining
  • Employeerecognitionandrewardprogrammes
  • CycletoWorkscheme
  • Enhancedfamily-friendlypolicies

AboutMastek

Mastekisatrusteddigitalengineeringandcloudtransformationpartnerdeliveringinnovativesolutionstopublicandprivatesectororganisationsglobally.Wefosteraninclusive,collaborativeculturewherediverseperspectivesarevalued,andeveryemployeeisempoweredtomakeanimpact.

AtMastek,wearecommittedtobuildingadiverseworkforceandcreatinganinclusiveenvironmentwhereeveryonecansucceed.Wewelcomeapplicationsfromallbackgroundsandareproudtobeanequalopportunitiesemployer.

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