Senior Backend Engineer, DeFi Wallet

Blockchain.com; Greater London; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A leading blockchain technology firm in Greater London is seeking a Senior Backend Engineer to enhance their DeFi wallet platform. This role demands integrity, motivation, and a deep understanding of cryptocurrencies and blockchain systems. Responsibilities include developing and integrating APIs while ensuring high standards of security. The company offers a hybrid working model, unlimited vacation, and the opportunity to grow within a rapidly expanding technology landscape.

Benefits

Unlimited vacation policy

Work from Anywhere Policy

Apple equipment

Flexible work culture

Meaningful equity

Qualifications

• High integrity and self-driven.
• Passionate about cryptocurrencies and blockchain systems.
• Experience with blockchain systems is a plus.
• Ability to navigate novel problems successfully.
• Strong advocacy for best engineering practices.
• Pragmatic development of clean solutions.
• Consistency in test coverage and documentation.
• Responsibility for all assigned projects.

Responsibilities

• Build on the DeFi wallet platform for multiple networks.
• Integrate APIs into various product applications.
• Ensure high standards in security and performance.
• Work closely with multiple blockchain technologies.
• Optimize systems for scalability and reusability.

Skills

Integrity

Motivation

Curiosity

Clean solutions development

Multiple programming languages

Strong technical documentation

Effective monitoring

Test coverage

Problem-solving

Education

Experience in JVM based languages (Java, Kotlin, Scala)

Tools

Docker

Kafka

PostgreSQL

Job description

Senior Backend Engineer, DeFi Wallet Blockchain is the world's leading software platform for digital assets. Offering the largest production blockchain platform in the world, we share the passion to code, create, and ultimately build an open, accessible and fair financial future, one piece of software at a time.

We are looking for a proactive, thorough Senior Software Engineer to help build our Defi platform. You will play a critical role in building financial and crypto-native products, services and APIs.

As a Senior Back-End Engineer you should lead by example - driving the technical discussions, influencing the approach and making a positive impact on the team's development by advocating the best engineering practices.

WHAT YOU WILL DO

• Build on our DeFi wallet platform, expanding support for multiple networks
• Develop and integrate APIs from new and existing services, to our various product applications.
• Be a part of a dedicated engineering team committed to applying the highest standards and shipping secure and performant systems,
• Work in the core of Blockchain's solution, interacting directly with multiple blockchains and internal services,
• Work extensively with open source technologies (Docker, Kafka, PostgreSQL),
• Ensure security is at the forefront of everything you do,
• Work within interdisciplinary teams to continually deliver the highest quality products to our users,
• Optimise existing systems for scalability, extensibility and performance whilst building out reusable, modular code for use across Blockchain's products.

WHAT YOU WILL NEED

• The foremost quality for this position or any position at Blockchain is integrity,
• You are highly motivated, self-driven, passionate about crypto currencies,
• You know how blockchain systems work, preferably, you worked closely with two
• You find your way around when confronted to a novel problem not many people faced before,
• You possess an innate curiosity, you know multiple programming languages, you are a strong advocate for the best engineering practices and thrive on learning new technologies,
• You take a pragmatic approach to developing clean solutions to complex problems,
• You pride yourself on consistent high levels of test coverage, strong technical documentation and effective monitoring,
• You take full responsibility for all the projects you work in,
• Preferably experience in at least one JVM based language such as Java, Kotlin, Scala or willing to learn these languages,
• Full-time salary based on experience and meaningful equity in an industry-leading company
• Hybrid model working from home & awesome office location in the heart of London
• Unlimited vacation policy; work hard and take time when you need it
• Apple equipment
• Work from Anywhere Policy : You can work remotely from anywhere in the world for up to 20 days per year.
• The opportunity to be a key player and build your career at a rapidly expanding, global technology company in an emerging field
• Flexible work culture

Blockchain is committed to diversity and inclusion in the workplace and is proud to be an equal opportunity employer. We prohibit discrimination and harassment of any kind based on race, religion, color, national origin, gender, gender expression, sex, sexual orientation, age, marital status, veteran status, disability status or any other characteristic protected by law. This policy applies to all employment practices within our organization, including hiring, recruiting, promotion, termination, layoff, recall, leave of absence, and apprenticeship. Blockchain makes hiring decisions based solely on qualifications, merit, and business need at the time.

You may contact our Data Protection Officer by email at dpo@blockchain. Your personal data will be processed for the purposes of managing Controller's recruitment related activities, which include setting up and conducting interviews and tests for applicants, evaluating and assessing the results thereto, and as is otherwise needed in the recruitment and hiring processes. Such processing is legally permissible under Art. 6(1)(f) of Regulation (EU) 2016 / 679 (General Data Protection Regulation) as necessary for the purposes of the legitimate interests pursued by the Controller, which are the solicitation, evaluation, and selection of applicants for employment.

Your personal data will be shared with Greenhouse Software, Inc., a cloud services provider located in the United States of America and engaged by Controller to help manage its recruitment and hiring process on Controller's behalf. Accordingly, if you are located outside of the United States, your personal data will be transferred to the United States once you submit it through this site. Because the European Union mission has determined that United States data privacy laws do not ensure an adequate level of protection for personal data collected from EU data subjects, the transfer will be subject to appropriate additional safeguards under the standard contractual clauses. Job ID 6607574