Technical Consultant - Java

Are you a solutions and project focused Technical Consultant with a strong back-end coding background in Java or Python?

Do you have excellent people skills and enjoy a focus on client delivery?

Are you technology agnostic and enjoy working with different tech stacks?

Would you like to work for a boutique consultancy and help with other areas of running a business?

Then we have an amazing role for you!

• Lead end-to-end delivery of mission-critical financial software solutions for global investment banking clients

• Own component architecture, estimation, and production delivery with full technical and project accountability

• Work with modern Java technology stacks (Spring Boot, Java 17/21) and cloud infrastructure (AWS, Docker, Kafka), As a Technical Consultant, you'll own the delivery of critical software components and workflows for global financial clients. You'll assess requirements, estimate work, and deliver solutions to production either independently or leading small technical teams. This role sits at the intersection of technical leadership and project management, where your ability to manage timelines, communicate with stakeholders, and drive technical excellence directly impacts client success and business growth.

Responsibilities

• Own components or workflows from requirements through to production delivery, ensuring quality and stability

• Assess technical requirements and produce realistic estimates for work packages and project timelines

• Lead small sub-teams or pods on specific project deliverables, managing task allocation and progress

• Evaluate system performance, stability, and maintainability, developing and implementing improvement plans

• Collaborate with clients throughout the full project lifecycle, from design and development through testing and implementation

• Communicate work status, risks, and timeline deviations clearly to management and stakeholders

• Leverage AI tools (GitHub Copilot, Claude Code) to improve productivity and code quality

• Contribute to technical architecture decisions, selecting appropriate technologies to meet client needs

• Mentor team members and share knowledge across projects and client engagements

• Join a collaborative software consultancy with 20+ years' industry experience and genuine startup culture, * Develop your expertise in financial systems whilst building lasting client relationships across the full project lifecycle, Essential:

• High-level technical experience (EA/MEA level or equivalent) with proven delivery ownership

• Strong proficiency in modern Java technology stacks, particularly Spring Boot

• Experience with cloud technologies and containerisation (AWS, Docker)

• Solid understanding of databases (Cassandra, Oracle) and messaging systems (Kafka, MQ)

• Demonstrated project leadership experience with independent task management and timeline ownership

• Ability to lead high-quality code reviews

• Ability to estimate work accurately and manage expectations with stakeholders

• Proficiency with development tools (GIT, Jenkins, Jira, Confluence, GitHub Copilot)

• Strong analytical skills and ability to assess technical performance and stability

• Excellent communication skills, both written and verbal

• Proven ability to manage your own time and that of team members effectively

Desirable:

• Experience managing small pods or teams within larger project structures

• Familiarity with Golang

• Background in financial services or investment banking systems

• Experience with Oracle or Cassandra databases at scale

Our client is a well-established software consultancy specialising in mission-critical systems for investment banks, custodians, and asset managers. With over 20 years' industry experience, they've built a reputation for delivering complex financial software solutions on time and to specification. Projects tend to focus on payments, trading execution, settlements, and securities financing across front and back office across buy and sell-side institutions. They combine deep investment banking expertise with technical excellence, working with some of the world's largest financial institutions. The organisation champions a collaborative, learning-focused culture where technical teams work closely with clients from design through to implementation, balancing the energy of a startup with the stability and credibility of an established business. With 150 staff globally, you would be joining a small team of around 20 in the growing London office.