{"id":1483815,"url":"https://alion.io/job/salt-lead-java-developer-server-side-microservices-bank-london","title":"Lead Java Developer (Server-side, Microservices) Bank – London","company":{"id":1935342,"name":"Salt","domain":"welovesalt.com","url":"https://alion.io/company/welovesalt","size_band":"201-500","is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":{"grade":"C","score":63,"open_postings":1440,"ghost_share":0.613,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-02T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":null,"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":{"min":600,"max":800,"currency":"EUR","period":"day","gross":null,"usd_annual":227000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Apache Kafka","optional":false},{"name":"Docker","optional":false},{"name":"Java","optional":false},{"name":"Kubernetes","optional":false},{"name":"Linux","optional":false},{"name":"Spring Boot","optional":false},{"name":"Unix","optional":false},{"name":"COBOL","optional":true},{"name":"IBM MQ","optional":true},{"name":"Oracle","optional":true},{"name":"Splunk","optional":true}],"status":"live","first_seen_at":"2026-08-19T00:00:00Z","employer_posted_date":"2026-08-19","last_verified_at":"2026-09-29T22:22:26Z","board_verified":false,"closed_at":null,"days_open":45,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":44},"description":"Back to all jobs\nApplications are now closed.\nLead Java Developer (Server-side, Microservices) Bank - London\nRef: JO-2608-362912\nUnited Kingdom, London \n\nSoftware Development & Engineering, Technology \n\nIT \n\n1,000 - 4,999 Employee \n\n€500.00 - €800.00 per day \n\nEnvironment:\n\nHybrid \n\nContract Type:\n\nContract \n\nStarts:\n\nASAP \n\nDuration:\n\n12 months \n\nLead Java Developer (Kafka, Microservices, Spring boot) - Bank - London/Hybrid\nDaily rate: €600 - €800 (inside IR35)\nDuration: 12 months\nStart: ASAP\nHybrid: 8 days per month\nMy banking client is looking for contractors with strong Core Java expertise, as this role primarily involve server-side development. You will be required to be onsite 8 days per month in London office.\nResponsibilities & Duties\nWorking as part of an Agile development team to deliver the migration of the legacy application to new event-based and service-oriented architecture solution, working in collaboration with the Solution Architect, Technical Lead, Application architects and other stakeholders.\nLead delivery of a coherent end-to-end IT solution that meets both functional and non-functional requirements.\nEnsuring that the IT solution complies with the Enterprise engineering and architecture standards.\nEnsuring end-to-end consistency of solution delivery across platforms and teams by, for instance, organising walkthroughs of the solution with delivery teams.\nEnsuring that the solution meets guidelines and standards for design and development. \nUndertaking hands-on development and coaching staff in the new technologies used; The successful candidate will be expected to support the development of more junior colleagues\nCandidate Traits:\nThe successful candidate will have demonstrable solutions design and development skills and experience alongside validated strong systems development experience at all stages of the software delivery lifecycle.\nTechnical Skills:\nStrong systems development experience at all stages of systems development covering design, development, testing, live implementation and post implementation support.\nStrong hands-on Object-Oriented Design skills\nStrong core Java programming skills\nExperience of developing services/micro-services in Java\nExperience of developing containerised services using Docker and Kubernetes\nHands-on SpringBoot skills\nExperience of developing and deploying on Unix or Linux\nHands-on experience of using the Kafka ecosystem\nExperience of profiling and performance tuning\nExperience of Behaviour-Driven and Test-Driven development principles and skills\nExperience of Public Cloud development\nSoft Skills:\nHave the ability to motivate those you mentor, coach & lead\nBe a stand-out colleague and role model, willing to participate in peer reviews and to be reviewed by peers\nBe reliable, self-motivated and able to work without close management and supervision\nPossess inspiring communication and presentation skills to present proposals both orally and in writing\nHave the demonstrable ability to complete work within agreed timescales and identify problems and provide the most suitable solution(s)\nDesirable Skills:\nThe following are not essential but would be a plus if the candidate can demonstrate any experience of:\nWorking in an Agile development team\nDesigning and implementing platform independent, database independent event driven applications\nDatabase design skills in technologies such as Oracle\nSplunk\nDevOps principles, processes and tooling\nIBM MQ\nMessaging Standards, for example ISO 15022, ISO 20022 and JSON\nWorking in Financial Market Infrastructure and/or Regulated environments\n*Rates depend on experience and client requirements","description_format":"text","description_chars":3648,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-09-29T21:54:51Z"}],"liveness":{"score":13,"band":"cold","label":"Long shot","p_open":0.9,"p_active":0.338,"p_room":0.44,"age_days":44,"expected_fill_days":40,"reasons":["conf:55","agency","stale_co","urgency","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-02T05:45:00Z"},"pay":{"stated_usd_annual":227000,"is_top_pay":true},"html_url":"https://alion.io/job/salt-lead-java-developer-server-side-microservices-bank-london","json_url":"https://alion.io/job/salt-lead-java-developer-server-side-microservices-bank-london.json","meta":{"generated_at":"2026-10-03T04:21:25Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":4551,"day_limit":5000,"remaining_today":449,"minute_limit":60,"resets_at":"2026-10-04T00:00:00Z"}}}