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Salary
$171k – $227k per year
Location
Hybrid (London, United Kingdom)
Seniority
Staff

Confirmed on the employer's own hiring board on Sep 29, 2026. First seen by Alion on Aug 19, 2026. Salt scores C on the Alion truth index.

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Founded in 2009, Salt is a global digital talent, recruitment, and workforce consultancy specializing in technology, creative, marketing, and sales staffing. Headquartered in London, United Kingdom - with an international network of offices spanning North America, Europe, Asia-Pacific, and Latin America - the agency serves fast-scaling startups, mid-market companies, and multinational enterprises. Through its permanent and contract recruitment models, recruitment process outsourcing (RPO), nearshore/offshore talent delivery (Salt: Labs), and strategic HR advisory services, it enables organizations to build, scale, and manage high-performing teams across AI, technology, and digital transformation initiatives.

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Lead Java Developer (Server-side, Microservices) Bank - London

Ref: JO-2608-362912

  • Environment:

    Hybrid

  • Contract Type:

    Contract

  • Starts:

    ASAP

  • Duration:

    12 months

Lead Java Developer (Kafka, Microservices, Spring boot) - Bank - London/Hybrid

Daily rate: €600 - €800 (inside IR35)

Duration: 12 months

Start: ASAP

Hybrid: 8 days per month

My 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.

Responsibilities & Duties

  • Working 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.
  • Lead delivery of a coherent end-to-end IT solution that meets both functional and non-functional requirements.
  • Ensuring that the IT solution complies with the Enterprise engineering and architecture standards.
  • Ensuring end-to-end consistency of solution delivery across platforms and teams by, for instance, organising walkthroughs of the solution with delivery teams.
  • Ensuring that the solution meets guidelines and standards for design and development.
  • Undertaking 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

Candidate Traits:

The 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.

Technical Skills:

  • Strong systems development experience at all stages of systems development covering design, development, testing, live implementation and post implementation support.
  • Strong hands-on Object-Oriented Design skills
  • Strong core Java programming skills
  • Experience of developing services/micro-services in Java
  • Experience of developing containerised services using Docker and Kubernetes
  • Hands-on SpringBoot skills
  • Experience of developing and deploying on Unix or Linux
  • Hands-on experience of using the Kafka ecosystem
  • Experience of profiling and performance tuning
  • Experience of Behaviour-Driven and Test-Driven development principles and skills
  • Experience of Public Cloud development

Soft Skills:

  • Have the ability to motivate those you mentor, coach & lead
  • Be a stand-out colleague and role model, willing to participate in peer reviews and to be reviewed by peers
  • Be reliable, self-motivated and able to work without close management and supervision
  • Possess inspiring communication and presentation skills to present proposals both orally and in writing
  • Have the demonstrable ability to complete work within agreed timescales and identify problems and provide the most suitable solution(s)

Desirable Skills:

The following are not essential but would be a plus if the candidate can demonstrate any experience of:

  • Working in an Agile development team
  • Designing and implementing platform independent, database independent event driven applications
  • Database design skills in technologies such as Oracle
  • Splunk
  • DevOps principles, processes and tooling
  • IBM MQ
  • Messaging Standards, for example ISO 15022, ISO 20022 and JSON
  • Working in Financial Market Infrastructure and/or Regulated environments

*Rates depend on experience and client requirements

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