Top Java Jobs in Manchester

Develop and maintain pension calculations in Civica's pensions software. Analyze scheme rules and legislation, create unit tests and test scenarios, support Agile delivery, engage with customers and stakeholders, produce technical documentation, assist product testing and ongoing support.

The Senior Vice President, Full-Stack Engineer will lead the design and delivery of advanced automation platforms, ensuring scalable and efficient engineering practices across workflows and decisioning platforms.

Lead Full Stack Engineer provides hands-on technical leadership, mentors teams, designs fit-for-purpose architectures, and builds secure, scalable cloud-native microservices. Uses AI-enabled capabilities to improve developer productivity, simplifies systems, creates reusable patterns and tooling, and ensures production reliability, observability, testing, and disciplined deployment practices.

Lead software engineering teams, managing project delivery, implementing CI/CD, and enhancing system performance while collaborating with cross-functional teams.

Define technical visions and architecture for products, platforms, and enterprise systems. Evaluate emerging technologies, lead proofs of concept, and design scalable cloud-native, distributed, and hybrid solutions. Establish engineering standards, assess technical risks, conduct architecture reviews, and guide modernization initiatives. Collaborate with customers and stakeholders, support engineering teams through complex decisions, mentor technical leaders, and contribute to product roadmaps, DevOps practices, and technology strategy.

Lead end-to-end projects for Pyroscope: design, build, and operate ingestion, storage, and query for a distributed profiling database. Drive product decisions, participate in customer calls, own on-call rotations, improve operational excellence and cost, collaborate across Grafana teams, and contribute to the open-source Pyroscope project.

Lead design and implement scalable backend services using Java and serverless technologies. Architect RESTful APIs and event-driven systems, optimize performance and cost, contribute to frontend components when needed, maintain CI/CD and IaC, provide technical leadership, mentor junior engineers, and produce documentation for shared components.

Lead backend architecture and delivery for large-scale multiplayer game services. Architect distributed systems, write code, deploy infrastructure, mentor engineers, liaise with clients, design cost estimates, enforce best practices, and drive CI/CD, security, and production readiness.

Design, build and maintain backend services for multiplayer games. Implement distributed systems, CI/CD, containerised microservices, databases (SQL/NoSQL), cloud infrastructure, and documentation. Collaborate on estimates, support teammates, and ensure high-quality deployments and operational standards.

Design, build, deploy and maintain backend services for large-scale multiplayer games. Collaborate with peers and stakeholders on estimates, implement features, ensure CI/CD, docs, security, and support team members while operating autonomously in a remote environment.

Lead Mark43's AI-enabled engineering initiative by designing and orchestrating multi-agent systems that plan, write, review, test, and deploy software. Write prompts, scaffolding, and tool integrations (VCS, test runners, internal APIs), evaluate agent performance, prototype LLM-based workflows, collaborate cross-functionally, mentor teammates, and contribute to on-call rotations.

Lead global SCA and SAST strategy and tooling, integrate static and open-source scanning into CI/CD pipelines, reduce false positives, perform threat modeling and architecture reviews, mentor teams, and drive developer-first application security across diverse tech stacks.

Perform protocol-focused security research to prevent vulnerabilities on Ethereum mainnet. Tasks include AI-assisted analysis, fuzzing, manual review, reviewing hardforks and spec changes, improving security tooling and automation, coordinating disclosures, and supporting audits and audit competitions while collaborating with devops, specifications authors, and client implementers.

Join the Payments cross-functional team to design and build scalable backend services used by millions. Produce high-quality code, collaborate with product and design, follow agile practices, own testing and reliability, and iterate using A/B testing and data-informed decisions.

Lead and execute multi-vector red team campaigns including adversarial emulation, post-exploitation, social engineering, and physical testing. Develop tools, exploit vulnerabilities, produce comprehensive technical reports with remediation guidance, present findings to technical and non-technical stakeholders, mentor team members, support business development, and contribute research to the security community. Requires significant travel.

As a Technical Architect, you'll lead teams in developing innovative solutions, manage staff performance, and collaborate on technical designs with clients.

As a Lead Data Engineer, you will design and develop software for data processing, lead a team, ensure quality, and manage technical proposals.

Manage a software engineering team, oversee Agile project delivery, provide technical leadership, ensure quality standards, and mentor engineers.

Develop and optimize machine learning models for ad technology, manage ML infrastructure, perform data analysis, and collaborate with teams to improve systems.

Lead technical design and delivery of membership and loyalty backend services using Antavo. Own architecture, build scalable low-latency APIs and event-driven integrations (SFCC, Fluent Commerce), integrate LLM APIs and AI services, ensure observability, reliability, security, and drive engineering best practices, mentoring, and performance optimization.

Design, build, and maintain production-grade microservices and web applications to power personalization and recommendations. Implement model-serving and inference integrations, ensure resiliency, observability, and low-latency performance, work with event-driven and caching patterns, collaborate with AI/ML and data teams, drive technical designs, mentor engineers, and operationalize services for production readiness.

Lead technical design and delivery of personalization and recommendation backend services: architecture, model serving, low-latency APIs, event-driven integrations, LLM/AI integration, observability, performance optimization, and technical mentorship across teams to enable real-time, data-driven consumer experiences.

Lead a team building integrations between the core platform and third-party systems. Provide hands-on technical leadership across APIs, message queues, webhooks, and data pipelines; drive architecture, delivery, reliability, testing, and observability; mentor engineers and coordinate with product and partner teams. Hybrid role based in Manchester.

Hands-on Tech Lead responsible for end-to-end ownership of AWS-native services, driving architecture, code quality, CI/CD, IaC (Terraform), observability, and reliability. Mentor engineers, reduce technical debt, embed security, and collaborate with Product and Architecture to deliver scalable, cost-efficient solutions.

Manage curriculum development for data science and engineering, collaborate with instructors, create content, and drive improvements based on learner feedback.