Senior Java Software Engineer Full Time

Pontoon

Role: Senior Java Software Engineer

Location: London, 2 days per week on site required

Duration: 6-month contract with a possibility to turn into a perm opportunity

Salary: (Apply online only)k + 5% bonus

Join a high-impact engineering team building innovative solutions that shape the future of compliance and risk technology for global merchants. We’re looking for a Senior Software Engineer with a strong technical foundation, a passion for problem-solving, and a drive to build reliable, scalable systems.

What You’ll Be Doing:

As a Senior Engineer on our Compliance, CDD, and Merchant Risk team, you’ll play a critical role in developing our next-generation Perpetual KYC (pKYC) platform – a key solution designed to support our SMB and Enterprise customers across multiple global markets.

You’ll work across the full development lifecycle, designing and delivering secure, scalable solutions in a modern, cloud-first tech stack. You’ll collaborate closely with engineers across the UK, Romania, and India in a fast-paced, SAFe Agile environment.

Responsibilities:

• Design, build, test, and support cutting-edge pKYC features and compliance systems
• Translate complex business requirements into clean, efficient code
• Develop and maintain integrations with cloud-native platforms and third-party SaaS tools
• Write technical documentation and propose improvements to streamline development and deployment
• Participate in system architecture design, performance monitoring, and continuous improvement

What You Bring:

• Strong Java/J2EE development experience with a solid understanding of backend architecture
• Proficiency with Oracle (DML, DDL), JBoss, XML, CSS
• Expertise in building and consuming RESTful and SOAP web services
• Familiarity with Spring, Kafka, GraphQL, OpenID, and GitHub
• Solid experience with AWS services like Lambda, DynamoDB, ElastiCache, and OpenShift
• Experience integrating third-party SaaS platforms into enterprise systems
• Agile mindset – comfortable working in a SAFe Agile environment with global teams
• Excellent communication and problem-solving skills

Nice to Have:

• Domain experience in financial services, payments, or regulatory compliance
• Knowledge of CDD/Risk platforms in a payments environment
• Experience with tools like Rally, Confluence, or Single Sign-On (SSO) solutions
• Exposure to AWS cloud infrastructure at scale

Why Join Us?

You’ll be part of a global engineering team that’s forward-thinking and quality-driven, working on mission-critical systems that directly impact how merchants operate and grow. If you’re looking to take ownership, innovate, and collaborate with experts across borders-this is the place for you.

Candidates will ideally show evidence of the above in their CV to be considered please click the “apply” button.

Please be advised if you haven’t heard from us within 48 hours then unfortunately your application has not been successful on this occasion, we may however keep your details on file for any suitable future vacancies and contact you accordingly.

Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone’s chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive.