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Full-Stack Engineer - Java & React for Financial Data
Referment is hiring a full-stack engineer to build enterprise-grade applications in Java and React for a platform that ingests thousands of financial data feeds from hundreds of global sources, balancing short-term feature delivery with long-term architecture on high-availability client systems.
Senior Full-Stack Engineer
Owns the web and commerce side of Humotron's wellness-matching platform end to end: building the React website, Node.js/MongoDB services, Shopify and wearable-tracker API integrations, and a public API with developer tooling, at a small early-stage UK startup working directly with the founder.
Senior Data Engineer
Senior data engineer at otum, a consultancy that builds data platforms for companies without in-house teams. You'll own first-party attribution builds: identity resolution, low-latency event pipelines (ClickHouse, Rust/Go), attribution models like Markov and Shapley, and feeding conversions back to Meta CAPI and Google Ads. Remote with daily overlap.
Full Stack Engineer
Contract Full Stack Engineer in Manchester (2 days onsite) building high-impact features for a global loyalty programme on a React/TypeScript + Java/AWS stack with micro frontends and BFF architecture, using Agentic AI tools like Claude and Codex to accelerate development. £550/day, inside IR35 (umbrella).
Lead Kotlin Full-Stack Engineer — Relocation Support
Hippo seeks a Lead Full-Stack Kotlin Engineer in Leeds to drive Kotlin delivery on client projects for public and private sector customers — hands-on coding of scalable Spring Boot back-end services combined with mentoring squads and shaping architecture, pipelines, and agile best practices.
Data Engineer
6-month contract (inside IR35) Data Engineer, hybrid in Sheffield (2 days office, 3 remote), placed by DCV Technologies at a major global bank. You'll build GCP/BigQuery data pipelines and governed, reusable data products using SQL and Python to support the bank's Operational Resilience programme across Procurement and Real Estate Services.
Data Engineer
Data Engineer in Connells Group's Group Technology team (hybrid, 1 day/week in the Milton Keynes office) building and maintaining the group's reporting data architecture, models and pipelines. Core stack: Python, SQL, Spark, Delta Lake, Medallion Architecture and cloud platforms (AWS/GCP/Azure).
Senior Data Engineer
Senior Data Engineer at Sony Interactive Entertainment (PlayStation) in London, designing and operating batch and near-real-time Player data pipelines, ETL/ELT workflows and curated data products on Snowflake and cloud platforms, serving domains like commerce, hardware and gameplay.
Full stack developer in telecommunications
Senior full-stack developer building a platform that helps large telecom operators monitor networks and automate operations via AI-driven Observe-Think-Act workflows. Day to day: React/Redux front-end, Python (FastAPI/Django) backends for high-volume telemetry, and AWS/CI-CD deployment work.
Full Stack Developer
ASM Research, an Accenture Federal Services company, is hiring a full stack developer to design, build, and maintain web applications for US federal government clients in agile teams. The core stack is TypeScript with Node.js back ends and Angular/React front ends, plus REST/SOAP services, AWS (DynamoDB), and DevOps tooling like Docker, Jenkins, and GitHub.
Data Engineer
Southampton FC seeks a hands-on Data Engineer to own and evolve the club's cloud data platform, building pipelines with Python, SQL, Azure and Databricks to power player recruitment, opposition analysis and sports science, plus DBA duties and AI agents for pipeline monitoring. On-site at Staplewood Campus, permanent, full time.
Data Engineer (G7)
Senior data engineer (G7) at DWP's Skills England: lead a team designing, building and maintaining scalable ETL/ELT pipelines on Azure with Python/PySpark, manage data catalogs and governance, and drive large-scale data platform transformation. Requires UK residency for security clearance.
Lead Data Engineer
Lead a data engineering team at an e-commerce platform in East London (hybrid), architecting scalable ETL/ELT pipelines, cloud data warehouses and lakes, and data governance. Core stack includes Spark, Kafka, SQL, Python/Scala, and AWS/Azure/GCP cloud data services.
Senior Azure Platform Engineer – Hybrid DevOps
Synextra is hiring a Senior Azure Platform Engineer in Warrington (hybrid) to troubleshoot complex production faults, support customers and internal teams, build Azure environments with Terraform, refine deployment pipelines, and improve monitoring and cost controls. Permanent, full-time role at 37.5 hours per week.
Senior DevOps Engineer (AWS, Terraform, CI/CD) – Remote UK
First dedicated DevOps engineer at a fast-growing AI-focused company, owning AWS infrastructure, cloud security, and CI/CD on a small senior team. Day to day: Terraform IaC, Docker/Kubernetes management, production databases, and improving monitoring, security, and reliability. Remote within the UK.
Senior DevOps Engineer: CI/CD, IaC & Observability (12M)
Microlise is hiring a Senior DevOps Engineer on a 12-month fixed-term contract in Langley Mill, UK, to enhance CI/CD pipelines, infrastructure-as-code, observability and deployment automation across its software platforms, working with engineering managers, tech leads, developers and infrastructure teams.
Lead DevOps Engineer – Hybrid, Azure & CI/CD
Lead DevOps Engineer at DWP Digital (UK government) in a hybrid Leeds role: drives DevOps standards across teams, mentors engineers, and shapes platform design using Azure, Kubernetes, Terraform, and CI/CD to keep critical public services secure, scalable, and reliable.
Senior DevOps Engineer - Remote Self-Hosted Kubernetes
Freelance mid-to-senior DevOps engineer migrating customers from cloud providers to self-hosted, Europe-based infrastructure. Day to day: designing architectures, building and maintaining Kubernetes clusters, and leading migrations with a focus on security, reliability, and performance.