Job description
Waracle are looking for a Senior Java Developer for an exciting new role joining our world-class digital technology consultancy and home to a diverse, smart, curious and ambitious community of specialists in technology-driven transformation. We work with ambitious clients to help them solve their biggest business and customer challenges. We help our clients to innovate and create intelligent digital products and services. We thrive on complex challenges and deliver business-critical IT transformation projects, moving seamlessly from strategy, design and delivery to operations.
This is a Hybrid role working from our Sofia office 2 days a week, offering you the perfect balance of collaborative in-person connection and focused remote flexibility.
Key Aspects of the Role
As a Senior Java Developer, you will operate at the Enables/Ensures level (SFIA 5-7), designing and delivering end-to-end backend features and subsystems. You will be a guardian of quality, ensuring code is modular, reusable, and scalable while guiding the testing strategy across unit, integration, and service levels. You will act as a technical mentor, conducting peer reviews and coaching others to maintain robust application security and high-performance standards.
Duties of this role include:
- Architectural Delivery: Designing and delivering end-to-end backend subsystems while ensuring code is modular, maintainable, and scalable.
- Quality & Security: Conducting peer reviews to ensure standards are met and delivering robust application security by applying defensive measures.
- Technical Guidance: Guiding the testing strategy across unit and service-level tests while introducing new industry ideas to the practice.
- Consulting & Communication: Explaining technical trade-offs in plain language and presenting confident demos to clients and stakeholders.
- Mentorship: Mentoring junior colleagues in craft and process while providing constructive peer feedback.
- Delivery Accountability: Evaluating trade-offs between speed and quality while being accountable for the successful delivery of features.
- Practice Growth: Regularly mentoring others across the practice and contributing to Waracle’s body of knowledge through lessons learned.
What you'll bring
- 3+ years of experience working with Java.
- Deep expertise in backend architectures, including microservices and event-based systems.
- A strong understanding of industry-standard security (OWASP) and compliance principles (GDPR, SOC2).
- Proven experience optimizing application performance (such as threading, caching, and query tuning).
- The ability to guide and shape testing strategies across multiple levels.
- A collaborative mindset with a passion for mentoring others and evaluating engineering trade-offs with empathy and balance.
Recruitment process
The Recruitment Process
- Initial Chat: You’ll have a call with your dedicated Talent Acquisition Partner and a member of our technical panel to talk about Waracle, your career goals, briefly about your experience and the “important stuff” like salary and benefits.
- Two-Stage Process: You’ll be invited to showcase your skills and find out more about the role.
- Supportive Onboarding: Your Talent Partner will guide you through the whole process right up to your first day.
Our Benefits
We believe in supporting our team, inside and outside of work. Here's a glimpse of what you can expect:
Additional health insurance – comprehensive supplementary coverage beyond the mandatory social insurance, provided by one of Bulgaria’s leading insurance companies.
Sports cards (Multisport / CoolFit) – access to a wide range of sports and wellness facilities across the country.
We champion hybrid working, providing a home office setup budget to ensure you're comfortable and productive wherever you are.
Invest in yourself with access to Udemy Business and a dedicated learning and development budget for continuous growth.
We foster a vibrant culture with regular fun meet-ups and lunch on us in the office once a month. You'll also have the opportunity to make a local impact through Spirit of Waracle, our initiative for getting involved in charitable causes locally, building strong team bonds and giving back.
Our values
To make the world a better place through impactful software
We take pride in delivering high quality work and seeing the impact it has. We are curious, proactive, and always learning; continuously improving ourselves and our skills. We strive for excellence in everything we do. We see every opportunity as a chance to raise the bar - for Waracle, our clients, and for our own professional growth.
We succeed together: whether we’re leading, supporting or learning. We lead with empathy, working as a unified team to understand and appreciate other people’s perspectives and experiences. This commitment to one another empowers everyone to do their best work and reach their full potential. We build trust, celebrate every contribution, and create a space where everyone has the opportunity to shine.
We have big goals, but we don’t try to do everything. We know there are a limited number of hours in a day, so we make every one of them count. We accomplish this by regularly pausing to assess the potential impact of our work, prioritising what matters most and then acting with purpose.
We are transparent in how we think and act. We seek and share context, give and accept feedback, and communicate openly. We take full ownership of what we deliver as individuals and as a team, and hold ourselves accountable. This openness and accountability gives us the clarity and purpose to deliver at our best.
We love what we do and find the fun in each day, celebrating our shared successes and the satisfaction of doing hard work well. We’re in this together, creating space for connection, laughter, and fun. When we look after our clients and each other, and do work we’re proud of, we go home happy.
Frequently-asked questions
Here are some of the things that people tend to ask about working at Waracle.
Absolutely! At Waracle, we welcome both permanent and contract applicants. Each job posting indicates if it's open to contract applications. We offer a diverse range of projects, both within and outside IR35 regulations, catering to various preferences and expertise levels.
We work on a Hybrid working model and offer flexible working hours. We're spread across 4 vibrant UK offices, but our teamwork isn't confined to those spaces, it's all about collaboration! While using the office is encouraged for our teams to work together, each of us has a home office setup, relishing the freedom of hybrid workstyles. As of now, remote work outside the UK isn't part of our standard practice.
We always want to hear from talented people, join our talent pool 👇 and we'll contact you when a new opportunity becomes available.
Equal Opportunities
We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, gender, disability, religion/belief, sexual orientation or age.
We are not accepting applications from recruitment agencies.
