Top Software Engineer Jobs in Bristol

Design, build and operate production Scala services within multidisciplinary agile teams to meet GDS standards. Write secure, well-tested code, support production incidents, conduct code reviews, coach junior engineers, and collaborate with product and design.

Develop, test, deploy and maintain secure, scalable backend services and APIs in an Agile environment. Follow secure SDLC and DevOps practices; senior engineers provide architecture direction, lead technical initiatives, mentor engineers, and support high-volume production systems.

Join Starling as a Software Engineer to design, implement, and maintain ML-powered features, collaborating with engineers and data scientists, while delivering impactful solutions in a hybrid working environment.

Work as an embedded QA engineer for Unity Studio performing manual and exploratory testing, owning QA processes from requirements to sign-off, writing and maintaining test cases, managing defect lifecycles, collaborating with engineers/product managers, participating in agile ceremonies, and contributing to quality process improvements.

Lead test strategy and validate low-level Linux kernels, device drivers and platform tools. Design, build, run and report component-to-system tests, debug across hardware, firmware and software stacks, improve test infrastructure and mentor engineers to ensure production-ready drivers and platform reliability.

The Software Engineer will design, develop, and support the MEMX Trading system software, focusing on production support during US evening hours.

Build and own end-to-end backend systems for forecasting and agentic LLM research: design, deploy, monitor, debug, and harden features and pipelines (benchmarks, agents, production services). Prototype quickly, work with LLM APIs and coding agents, and collaborate with researchers to improve evaluation and forecasting tools.

Develop, implement, and support enterprise software using Java/Spring Boot and Angular. Collaborate with product and agile teams to design, code, test, review and deploy microservices and APIs, provide production support, document artifacts, and ensure scalability, performance and adherence to architecture and best practices.

As a Frontend Engineer, you'll craft user interfaces, write engineering requirement documents, build test suites, and integrate analytics for product success.

As a Backend Engineer, you will design scalable APIs, create Engineering Requirement Documents, and build test suites for product analytics and performance.

The Senior Software Engineer will lead the development of backend systems for payment processing, collaborating with teams, setting goals, and fostering quality and ownership in code development.

As a Senior Software Engineer, you will enhance the REDAPL platform, leading initiatives in data ingestion, processing, and supporting infrastructure-related projects while mentoring other engineers.

Lead design and implementation of scalable AI-centric systems for offensive security, develop agentic AI capabilities (LLMs, RAG), own feature lifecycle to production, mentor engineers, run design reviews, and integrate AI into microservice architectures with cloud, container, and messaging technologies.

Build and ship native Android features in Kotlin for an AI-enabled neobank. Design clean mobile flows for payments, insurance and financial services, integrate backend APIs, improve performance and reliability, use analytics and on-device ML (TensorFlow Lite) to enhance user journeys, and collaborate with product and design.

Join an agile development team to contribute to underpinning platform services using the Microsoft .NET stack. Learn best-practice programming, gain MCP qualifications, write clean code, collaborate with UX, product and test teams, and continuously develop technical skills.

Build and maintain scalable, reliable agentic AI systems for biomedical research, integrating LLMs, tool-calling, and data platforms. Drive technical decisions, optimize analytical workflows, deploy agents on the data platform, mentor teammates, and participate in on-call rotation to ensure performance, security, and continuous improvement.

Join Canonical as a graduate software engineer to write high-quality code across the open source stack, work on Linux system-level and application projects, engage with communities, respond to customer issues, and develop security-aware software while collaborating remotely and attending biannual in-person team sprints.

Analyze and optimize ClickHouse database performance, develop performance tests, support engineering teams, collaborate with core teams, and engage with the open-source community.

Customer-embedded principal software engineer driving production-grade solutions for strategic accounts. Translate business needs into technical designs, build and deploy end-to-end systems, influence senior stakeholders, and transition work to FDE crews. Operate in ambiguous, fast-paced environments with strong ownership, industry context, and an entrepreneurial mindset to deliver measurable business outcomes.

Build and maintain full-stack features for customer and internal web apps, design backend APIs for onboarding and transactions, integrate third-party services, implement OAuth2 authentication, operate in a microservices AWS environment, ensure security, performance, observability, participate in code reviews and architecture, and write technical documentation.

Design, develop, and maintain web applications, Python middleware, and automation for BEAR research computing. Deploy and operate services on Linux/BEAR Cloud, improve CI/CD and testing, integrate systems (e.g., GitLab, ServiceNow), support users, participate in triage/housekeeping rotas, and collaborate on technical design and engineering practices to improve reliability and scalability.

Build and maintain the Internal Engineering Platform and CI/CD systems to help internal teams release software reliably. Automate build/release/deploy processes, manage artifact and configuration tooling, integrate observability, operate platform services (on-call), and collaborate with security and application teams to drive developer productivity.

Develop and maintain the backend ecosystem for the Alta Video Management System, focusing on cloud-based distributed systems and coding quality.

The Software Engineer will develop the backend for a cloud-based video management system, focusing on system design, feature development, and enhancing existing capabilities.

The Software Engineer will shape AI governance in developer tooling, build product features, collaborate with teams, support users, and innovate rapidly.