Principal Developer Saas

3 weeks ago


London, United Kingdom eFinancialCareers Full time

We are looking to hire a SaaS Principal Developer to develop, deliver, configure and optimise OSL's white label SaaS offering, which currently services numerous external clients in multi-tenant & single-tenant modes. OSL provides companies a wide array ofbusiness functionality supporting Digital Assets through Exchange, Brokerage, Core Platform, Ledger & Risk Technology Solutions to Banks, Funds, Asset Managers and blue-chip organisations on a global scale. OSL's software is predominantly developed in JVMbased languages with core Java 8 & 11, Groovy & Grails and then GUIs with React.

We are looking to maintain & modernise supporting new initiatives producing independent, isolated deployable artifacts that will improve delivery cadence for our business and customers.

**Key Responsibilities**:

- Work within the SaaS Delivery Team, acting as tech lead managing implementations
- Build, orchestrate, own & run complex components across the core platform
- Be able to coordinate across delivery teams in order to introduce changes
- Low risk delivery enabling modernisation leveraging software development best practices
- Meet functional/non-functional requirements from business & technology teams
- Provide support & assistance to business users, escalated directly or by Support & Operations
- Supporting the quality assurance of the platform to ensure it is fit for purpose

**Essential Technical Experience**:

- Expert knowledge in Java 7 - 11 - concurrency, low latency & advanced Java
- Strong SQL & NoSQL knowledge working with AWS RDS MySQL
- Commercial experience using Kafka, ActiveMQ, REST, WebSockets, JSON, Redis
- Commercial demonstrable experience modernising legacy codebases
- Experience with AWS technology e.g. RDS, EC2, ECS, S3
- Strong analytical experience & communication skills
- Other JVM based languages e.g. Groovy, Kotlin

**Desirable Technical Experience**:

- Web development with modern frameworks, preferably React
- Digital Assets or Financial Services industry experience
- Experience with DevOps tooling e.g. Terraform, GitLab CI, Containerization
- Experience using Atlassian suite

OSL is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, gender, sexual orientation, gender identity or expression, religion, national origin, marital status, age, disability,veteran status, genetic information, or any other protected status.

**Unsolicited CV submissions by agencies will not be recognised



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