At a Glance
- Tasks: Join us to integrate payment gateways and enhance security in a cloud environment.
- Company: Be part of a fast-growing tech company revolutionising software engineering productivity.
- Benefits: Enjoy flexible remote work, competitive pay, and medical insurance in a multicultural community.
- Other info: Position based in Spain, Portugal, or the UK with travel for project activities.
- Why this job: Work independently on exciting projects while shaping the future of technology.
- Qualifications: 6+ years in software development with strong Java skills and cloud experience required.
The predicted salary is between 44000 - 66000 £ per year.
Technology alone does not create impact - the right teams do. Founded in 2018, Parser is a boutique technology services and consulting firm helping global organisations solve complex business challenges through digital transformation, product development and AI enablement.
We are a fast-growing team of 340+ engineers and consultants across Europe (UK, Spain, Portugal), the Americas (US, Argentina, Uruguay, Colombia), and the Middle East. We combine global reach with a mindset focused on agility, senior expertise, and close collaboration. We work as an extension of our clients' teams, helping them define the right problems, shape solutions, and deliver technology-driven outcomes that create measurable business value. Our expertise spans software engineering, AI & data, product development, and customer experience, delivered by teams that combine strong technical depth with a consulting mindset.
Why Join Us?
If you are looking for a place where you can think beyond execution, take true ownership of outcomes, influence decisions, and continuously learn alongside top-tier specialists in a truly global environment, we'd love to meet you.
How will you impact?
We are seeking a Senior Backend Engineer capable of leading the design, development, and support of mission-critical banking services. This role places a strong emphasis on software architecture, cloud engineering, and operational excellence. You will be working on scalable, customer-facing platforms in a dynamic financial services environment.
Your key responsibilities:
- Design, develop, and maintain mission-critical banking services and applications
- Lead architectural decisions for distributed systems and microservices
- Build and support cloud-native applications in multi-cloud environments
- Develop robust RESTful APIs and implement asynchronous processing solutions
- Ensure operational excellence through comprehensive testing strategies and production support
- Participate in incident management and system reliability initiatives
- Collaborate with cross-functional teams across multiple locations
Required Skills & Experience:
- Strong knowledge of JVM technologies and open-source frameworks
- Proven experience building and supporting cloud-native applications
- Deep understanding of distributed systems architecture and microservices
- Hands-on experience with messaging frameworks and asynchronous processing
- Experience working with relational databases and data architecture patterns
- Strong production support experience, including incident management
- Expertise in CI/CD pipelines and automation
- Proven expertise in end-to-end testing practices (unit, component, integration, and performance testing).
Preferred Qualifications:
- Proficiency in Kotlin in addition to Java
- Experience in banking, card issuing, and payment processing, including card network and gateway integrations
- Experience with scalable, customer-facing platforms in financial services
Location:
Candidates based in UK/London: Hybrid model, 2-3 days per week in Canary Wharf, London.
You will receive:
- The chance to join an organization with triple-digit growth that is changing the paradigm on how software products are built.
- The opportunity to form part of an amazing, multicultural community of tech experts.
- A highly competitive compensation package.
- Medical insurance.
Parser is committed to fostering an inclusive workplace and providing equal employment opportunities to all applicants regardless of race, religion, gender, sexual orientation, age, disability, or any other protected characteristic under applicable law.
If you require reasonable accommodations during the recruitment process, please let us know and we will work with you to support your participation.
By applying to this role, you acknowledge that your personal data will be processed in accordance with Parser's Privacy Notice for recruitment purposes.
Parser may use AI-assisted tools during certain stages of the recruitment process to support operational efficiency. Our recruiting teams use AI to streamline note-taking and scheduling. All hiring decisions are made by people, with human review and oversight
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Senior Backend Engineer (Java) in London employer: Parser
Parser is an exceptional employer that champions a culture of innovation and collaboration, offering Senior Java Engineers the chance to work on impactful projects in a fast-growing, multicultural environment. With a hybrid working model based in the UK, employees benefit from competitive compensation, medical insurance, and opportunities for continuous learning alongside top-tier specialists. Join us to take ownership of your work and contribute to meaningful digital transformations while enjoying a flexible work-life balance.
StudySmarter Expert Advice🤫
We think this is how you could land Senior Backend Engineer (Java) in London
✨Tip Number 1
Familiarise yourself with the specific payment gateways mentioned in the job description, especially Worldpay. Understanding their API documentation and integration processes will give you a significant edge during discussions.
✨Tip Number 2
Brush up on your encryption and decryption techniques, as these are crucial for the role. Being able to discuss real-world applications of these methods can demonstrate your hands-on knowledge and problem-solving skills.
✨Tip Number 3
Since the position involves working in a cloud-hosted environment, make sure you're comfortable discussing Azure and any relevant tools you've used. Highlighting your experience with cloud platforms can set you apart from other candidates.
✨Tip Number 4
Prepare to showcase your collaboration skills, as you'll be working with both internal teams and external partners. Think of examples where you've successfully communicated complex technical concepts to non-technical stakeholders.
We think you need these skills to ace Senior Backend Engineer (Java) in London
Some tips for your application 🫡
Tailor Your CV:Make sure your CV highlights your 6/7+ years of experience in software development, particularly your strong proficiency in Java and any experience with payment gateways like Worldpay. Emphasise your cloud platform knowledge, especially Azure.
Craft a Compelling Cover Letter:In your cover letter, express your passion for technology and how it aligns with the company's mission to redefine productivity in software engineering. Mention specific projects or experiences that demonstrate your problem-solving skills and attention to detail.
Showcase Relevant Skills:When detailing your experience, focus on your hands-on knowledge of encryption/decryption techniques and your ability to navigate API documentation. Highlight any experience with observability tools like Grafana or Open Telemetry.
Prepare for Technical Questions:Anticipate technical questions related to payment gateway integration and cloud-hosted environments. Be ready to discuss your previous projects and how you approached network-level challenges, as well as your experience collaborating with internal teams and external partners.
How to prepare for a job interview at Parser
✨Showcase Your Java Expertise
Make sure to highlight your strong proficiency in Java during the interview. Be prepared to discuss specific projects where you've used Java, especially in relation to payment gateway integration or similar technologies.
✨Demonstrate Problem-Solving Skills
Prepare to share examples of how you've tackled complex problems in previous roles. Focus on situations involving encryption/decryption techniques or network-level challenges, as these are crucial for the position.
✨Familiarise Yourself with Payment Gateways
Since experience with payment gateways is preferred, take some time to research Worldpay and other payment systems. Understanding their APIs and how they integrate with applications will give you an edge in the interview.
✨Communicate Effectively
Excellent communication skills are essential for this role. Practice articulating your thoughts clearly and concisely, especially when discussing technical concepts. This will help you collaborate effectively with internal teams and external partners.
