Back-End Software Engineer – £120,000 Salary (DOE), Equity and More

TechHeads; Greater London; On-site; GBP 100,000 - 140,000; Full time

Job summary

TechHeads is seeking a talented Back-End Software Engineer to join their London team, focusing on advanced cybersecurity solutions. The role involves developing high-performance Java services, collaborating with cross-functional teams, and contributing to secure, scalable systems that protect global data. Ideal candidates will possess deep technical expertise and a passion for innovative problem-solving.

Benefits

Equity

Healthcare

Flexible working environment

Qualifications

• 7+ years of professional software engineering experience focused on Java backend.
• Solid understanding of DevOps practices and modern API design.
• Exposure to large-scale system architectures.

Responsibilities

• Design and maintain Java-based backend services using Spring Boot.
• Contribute to infrastructure modernization and DevOps practices.
• Lead engineering best practices and mentor junior developers.

Skills

Java

Spring Boot

Kafka

RabbitMQ

PostgreSQL

DevOps

Software Security

Education

Bachelor's or Master's degree in Computer Science or related field

Job description

Back-End Software Engineer – £120,000 Salary (DOE), Equity and More

TechHeads Greater London, England, United Kingdom

Back-End Software Engineer – £120,000 Salary (DOE), Equity and More

TechHeads Greater London, England, United Kingdom

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This range is provided by TechHeads. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

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Recruitment Consultant with TechHeads, operating in the Technology sector.

Back-End Software Engineer – £120,000 Salary (DOE), Equity and More

TechHeads is working with a global cybersecurity powerhouse to hire askilled Back-End Software Engineer for their growing London-based team. This is a permanent, full-time role, fully onsite in London, giving you the opportunity to be hands-on with critical systems at the heart of a secure, global platform.

In this role, you’ll design and maintain high-performance backend services that directly power next-generation cybersecurity solutions. With a focus on clean architecture, resilient systems, and robust infrastructure, your work will support mission-critical applications used by enterprises worldwide.

You’ll work with a cutting-edge stack including Java and Spring Boot, applying DevOps practices and automation to deliver reliable, secure software at scale. Whether enhancing core functionality or contributing to new services, you’ll be solving real-world problems with real-world impact.

This is a chance to join a technically driven engineering team that values precision, clarity, and accountability. You’ll engage in complex, meaningful work where your technical decisions directly contribute to global data protection and security.

If you’re looking for a role where you can apply deep backend expertise to problems that matter, within a technically mature and driven environment, this opportunity could be your next move.

Responsibilities:

• Design, develop, and maintain Java-based backend services using Spring Boot, REST/GraphQL, Kafka, PostgreSQL, and RabbitMQ.
• Contribute to infrastructure modernisation efforts, working closely with DevOps teams on Kubernetes, CI/CD pipelines, and legacy system migrations.
• Innovate across the stack, taking ownership of key projects and delivering performant, scalable solutions.
• Lead engineering best practices including coding standards, unit testing, code reviews, and system architecture discussions.
• Support, coach, and mentor junior developers, fostering a culture of technical excellence and collaboration.
• Work closely with cross-functional teams, including product and engineering groups different countries/regions, to ensure alignment and execution.
• Build and deploy secure, resilient APIs (REST/GraphQL) and optimise the full software development lifecycle through automation.

Requirements:

• 7+ years of professional experience in software engineering, with a strong focus on Java backend development.
• Solid understanding of Spring Boot, Kafka, RabbitMQ, PostgreSQL, and modern API design patterns.
• Hands-on experience or familiarity with DevOps tools and concepts – e.g. Kubernetes, Git-based CI/CD, cloud infrastructure (AWS/GCP/Azure).
• Strong grasp of software security principles, system performance optimisation, and infrastructure reliability.
• Experience working on large-scale, production-grade systems with distributed architectures.

Nice to Have:

• Exposure to tools like Elasticsearch/Kibana, Hadoop/HBase, OpenSearch, or VPN/proxy architectures.

Ideal Candidate will:

• Bring technical vision, initiative, and a passion for exploring and implementing emerging technologies.
• Are a natural technical leader with experience mentoring engineers and driving engineering quality across teams.
• Enjoy solving complex problems and have a product mindset with an eye toward continuous improvement.

Compensation:

• Benefits: Equity, Healthcare and More

If you would like to be considered for this position, please share a copy of your updated CV to [e-mail]

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Information Technology, Consulting, and Engineering

• Industries

  IT Services and IT Consulting, Computer and Network Security, and Software Development

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