Senior Pre-Sales Consultant
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Senior Pre-Sales Consultant
[Employer hidden — sign up to reveal] is a leading provider of billing, charging and customer management systems with more than 25 years’ experience delivering its solutions to the telecoms sector. We are looking for a Senior Developer to join our Software Engineering team in London. This role is ideal for a hands-on technologist who enjoys tackling complex business challenges and delivering high-quality software solutions. The successful candidate will be responsible for technical design, development, and delivery of enhancements to [Employer hidden — sign up to reveal]’s core BSS/OSS products. You will work closely with project managers, architects, and cross-functional development teams to ensure the delivery of robust, scalable, and maintainable systems. As part of this role, you will also mentor junior developers and contribute to code quality and process improvement initiatives.
Key responsibilities include:
- Understand customer business and R&D requirements.
- Analyse existing system functionality and design gaps.
- Participate in requirements and design discussions with architects and analysts.
- Design and develop customisations to [Employer hidden — sign up to reveal]’s core BSS products, including CRM, Mediation, Charging and Rating, Billing, Bill Printing, Credit Control, Provisioning, Product Catalogue, and Self Service.
- Develop new R&D features and modules for inclusion in the product suite.
- Perform code reviews, unit testing, and ensure compliance with development standards.
- Work collaboratively in Agile environments and contribute to sprint planning and estimations.
- Support bug fixing, performance optimisation, and integration testing.
- Provide build and release instructions to DevOps and QA teams.
- Support build and deployment processes, ensuring smooth release cycles and quality assurance.
- Report project/task status, risks, and issues to the Software Engineering Manager.
- Mentor developers and assist in technical troubleshooting and solutioning.
- Contribute to technical design documentation and best practice guidelines.
What we are looking for in our next Senior Developer:
- Educated to degree level (or equivalent) in Computer Science, Software Engineering, or a related discipline.
- Extensive experience in software design and development using Java-based technologies.
- Experience in technical leadership or senior developer roles.
- Experience working on high-transaction, large-scale systems in telecoms, billing, or similar enterprise domains preferred.
- Strong expertise in Java, Spring Boot, and J2EE.
- Hands-on experience with RESTful APIs, Microservices, and Containerisation (Kubernetes/OpenShift).
- Solid understanding of RDBMS, SQL, and PL/SQL.
- Experience with Angular, JavaScript, Bootstrap, HTML5, and CSS3.
- Familiarity with application servers such as JBoss or Oracle 10gAS.
- Proficiency in Git-based source control, debugging, and build tools (e.g., Maven, Jenkins).
- Knowledge of software development lifecycle (SDLC) and Agile methodologies.
What we provide:
- Competitive salary.
- 23 days annual leave (+ bank holidays), increasing to 28 days after 5 years’ service.
- Vitality healthcare cover.
- Cycle-to-work scheme.
- Hybrid working.
- Opportunities for internal and external training.
- Employee Assistance Program.
- Opportunities for travel.
- An office in the heart of Covent Garden, providing an excellent base for our team events and social functions.