751 to 775 of 2,219 Open Source Jobs in the UK

AI Native Software Engineer – Agentic & Applied AI

Location
Birmingham, England, United Kingdom
systems Building RAG pipelines, including embeddings, chunking, vector search and context engineering Integrating LLM APIs across providers such as OpenAI, Anthropic, Vertex AI and open-source models Building orchestration, tool invocation, routing and memory capabilities Developing evaluation frameworks and measuring accuracy, latency, cost and safety Implementing LLMOps practices ...

AI Native Software Engineer – Agentic & Applied AI

Location
Greater London, England, United Kingdom
systems Building RAG pipelines, including embeddings, chunking, vector search and context engineering Integrating LLM APIs across providers such as OpenAI, Anthropic, Vertex AI and open-source models Building orchestration, tool invocation, routing and memory capabilities Developing evaluation frameworks and measuring accuracy, latency, cost and safety Implementing LLMOps practices ...

Full Stack Engineer - Contract - Long Term

Hiring Organisation
VIQU IT
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
RKE2 or OpenShift. Data at scale. Spark, Trino, Parquet, Iceberg or similar columnar and distributed query tooling. GPU workloads and serving models on-premise. Open source contributions or a portfolio worth a look. Mentoring engineers or leading a small delivery team. DV clearance, or eligibility for it. Interested ...

Full Stack Engineer - Must be DV Cleared

Hiring Organisation
VIQU IT Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
RKE2 or OpenShift. Data at scale. Spark, Trino, Parquet, Iceberg or similar columnar and distributed query tooling. GPU workloads and serving models on-premise. Open source contributions or a portfolio worth a look. Mentoring engineers or leading a small delivery team. DV clearance, or eligibility for it. Interested ...

Lead/Principle Data Engineer

Hiring Organisation
Sanderson Government and Defence
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
play a key role in building and enhancing secure batch and real-time data processing capabilities, working with modern cloud technologies and industry-leading open-source tools. As part of a collaborative Agile team, you'll help design, develop, and optimise data pipelines, ensuring data is accurately processed ...

Platform Engineer

Location
Greater London, England, United Kingdom
troubleshooting skills. Experience in building/deploying tools related to data pipelines, ETL processes. Confident with cloud‐native technologies like Kubernetes, Docker. Experience deploying open‐source technologies such as Python, Node.JS, Ruby, Postgres and related CI/CD pipelines. Good understanding of cloud security best practices and security ...

Senior Platform Engineer

Location
Greater London, England, United Kingdom
troubleshooting skills. Experience in building/deploying tools related to data pipelines, ETL processes. Confident with cloud-native technologies like Kubernetes, Docker Experience deploying open-source technologies such as Python, Node.JS, Ruby, Postgres and related CI/CD pipelines Good understanding of cloud security best practices and security ...

Senior AI Engineer

Hiring Organisation
MarkIT Placements
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £700 to £900 per day
. Secure-by-design development principles, including ISO 27001, NIST or OWASP. Experience within defence, national security or other highly regulated environments. Contributions to open-source AI/ML projects. Security Clearance Due to the nature of the work, applicants must be eligible to obtain UK security clearance ...

Lead Data Scientist - Public Sector (security cleared)

Hiring Organisation
Hackajob Ltd
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent
Claude, Gemini), machine learning libraries (e.g. scikit-learn,XGBoost). Experience with data storage for AI, vector databases, semanticsearch,and knowledge graphs. Contributions to open-source AI projects or research publications. Familiarity with AI security, privacy, and compliance standardse.g. ISO42001. Embracing our differences We believe in the power ...

Senior Lead Software Data Engineer – Corporate Know Your Customer

Location
Auchentibber, Scotland, United Kingdom
Experience with modern data platforms such as Databricks or Snowflake Hands-on expertise with Spark/PySpark and big data processing technologies Knowledge of open-source table formats and catalog services such as Apache Iceberg Experience with LLM orchestration frameworks and model serving infrastructure or managed endpoints Familiarity ...

Senior Lead Site Reliability Engineer

Location
Glasgow, Scotland, United Kingdom
postmortems for high-availability services Deep understanding of distributed system design principles, networking (TCP/IP, DNS, load balancing), and Linux internals Contributions to open-source observability or telemetry projects Experience working with agent control planes and management protocols; hands‐on knowledge of OpAMP is highly desirable J.P. ...

Lead Software Data Engineer - Corporate Know Your Customer

Hiring Organisation
Hackajob Ltd
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
modern data platforms such as Databricks or Snowflake Deep hands-on experience with Spark/PySpark and other big data processing technologies Expertise in open-source table formats and catalog services such as Apache Iceberg Experience with LLM orchestration frameworks and model serving infrastructure or managed endpoints ...

Lead Software Data Engineer - Corporate Know Your Customer

Hiring Organisation
JP Morgan Chase
Location
Glasgow, UK
Employment Type
Full-time
skillsExperience with modern data platforms such as Databricks or SnowflakeDeep hands-on experience with Spark/PySpark and other big data processing technologiesExpertise in open-source table formats and catalog services such as Apache IcebergExperience with LLM orchestration frameworks and model serving infrastructure or managed endpoints (AWS Bedrock ...

Engineering Manager (Identity)

Location
Greater London, England, United Kingdom
identities into a unified identity model. Familiarity with cloud computing platforms (e.g., AWS, GCP, Azure) and containerisation technologies (e.g., Docker, Kubernetes). Contributions to open‐source projects or a personal portfolio demonstrating technical curiosity and skill. Experience with Domain‐Driven Design (DDD) and standardising communication patterns ...

Engineering Manager - Communications Platform

Hiring Organisation
ebury
Location
London, United Kingdom
Salary
£ 70 K
marketing and sales team driving growth and retention.Familiarity with cloud computing platforms (e.g., AWS, GCP, Azure) and containerisation technologies (e.g., Docker, Kubernetes).Contributions to open-source projects or a personal portfolio demonstrating technical curiosity and skill.Experience with Domain-Driven Design (DDD) and standardizing communication patterns in a centralized ...

Engineering Manager - Communications Platform

Location
Greater London, England, United Kingdom
sales team driving growth and retention. Familiarity with cloud computing platforms (e.g., AWS, GCP, Azure) and containerisation technologies (e.g., Docker, Kubernetes). Contributions to open-source projects or a personal portfolio demonstrating technical curiosity and skill. Experience with Domain-Driven Design (DDD) and standardizing communication patterns ...

Senior Application Development Lead – Generative AI (Gen AI), Vice President

Location
Belfast City District, Northern Ireland, United Kingdom
will put you at the heart of a global financial institution? Then bring your skills in analysis, application development, problem solving and communication to Source to Pay Solutions Technology group. By Joining Citi, you will become part of a global organisation whose mission is to serve as a trusted … partner to our clients by responsibly providing financial services that enable growth and economic progress. Team/Role Overview Source to Pay Solutions Technology group is part of COO (Citi Operating Office) Technology organization supporting Citi Operating Office business function and its enterprise‐wide transformation agenda to achieve improvements ...

Senior Software Engineer, CoinDesk Media

Location
Greater London, England, United Kingdom
backend services. AI-Native Engineering: Leverage AI tools as a standard part of how you design, build, and optimize software. We use Claude Code, Open Code, and open-source models daily. You champion internal AI tooling that accelerates workflows for product managers, designers, and editorial staff. Safe ...

Site Reliability Engineer with Python

Hiring Organisation
Nexus Jobs
Location
London, UK
Employment Type
Full-time
large-scale production systemsDeep knowledge of Python is preferred, though other languages like Java, Go, Rust, or similar will also be heavily consideredExperience using source control (Git, GitHub) and feature branching strategiesExperience with a variety of open-source databases (MySQL, Postgres, Redis, etc.)Experience with DevOps engineering ...

Software Engineer

Location
Southampton, England, United Kingdom
will be working alongside Design and Product Management to develop Kaleido’s industry-leading web3 asset platform, and you will participate in the open-source Hyperledger Firefly community. You will also work with Kubernetes operators and other tools to power scale and automation of the Kaleido platform across … perks! Our collaborative culture is focused on putting people first, reflected by how we work together & build products as a flat team with open participation. Health Coverage We provide comprehensive health coverage, including medical, dental, and vision benefits, tailored to meet the needs of our employees in both ...

Systems Engineer

Hiring Organisation
Tower Research Capital
Location
London, UK
Employment Type
Full-time
orchestration tool (Ansible)Good knowledge of Python, expert knowledge of Bash for scripting and automation tasks in a Linux environmentUnderstanding of Linux configuration management, source control, CI/CD, and automated deploymentExperience of continuous improvement and/or refactoring of infrastructure automation to improve the stability, reliability and performance … components are specifically tuned for an EC2 environment and the AWS networkPreferred QualificationsExperience with container technologies such as Docker and/or KubernetesParticipation in open source or personal projectsCertifications in AWS DevOps Engineer Professional, AWS Advanced NetworkingBenefitsTower's headquarters are in the historic Equitable Building, right ...

Lead Site Reliability Engineer (Kubernetes Required) - Hybrid

Location
Greater London, England, United Kingdom
FactSet creates flexible, open data and software solutions for over 200,000 investment professionals worldwide, providing instant access to financial data and analytics that investors use to make crucial decisions.At FactSet, our values are the foundation of everything we do. They express how we act and operate, serve … Ability to work effectively under pressure, particularly during incident response* Commitment to a blameless culture and continuous learning**Nice to Have*** Experience contributing to open-source projects* Familiarity with SRE principles as defined by the Google SRE handbook* Previous experience in a DevOps or Platform Engineering role **Company ...

Hands-On Software Engineer for AI Data Automation

Location
Manchester, England, United Kingdom
etc.) Innovation Research projects, including prototyping, to explore future opportunities. Investigate new technologies. Optimise the development process through use of automation, in-house and open source solutions. Self Development and Growth Develop new skills by working with other members of the team. Be a self-starter … solving - recognition of problems and recasting difficult-to-solve problems in order to find unique and innovative solutions Integrity - honest and transparent in dealing, open to voice and accept criticism, is trustworthy and builds credibility through actions Detail focussed - pays attention to the details and can make a conscious ...

London - ML Ops Engineer II (Experiences)

Location
Greater London, England, United Kingdom
About Tripadvisor The Tripadvisor Group connects people to experiences worth sharing, and aims to be the world’s most trusted source for travel and experiences. We leverage our brands, technology, and capabilities to connect our global audience with partners through rich content, travel guidance, and two-sided marketplaces … model optimization with experience in handling high throughput and low latency applications with an eye on cost. Good to have: Experience with LLMOps leveraging open source models Ability to develop across a diverse technology stack and willingness and ability to take on new technologies. Demonstrated experience participating ...

Senior Applied AI Engineer (Defence Contractor)

Location
United Kingdom
operators can interrogate complex information at speed and make better decisions under pressure. AVISTM powers our digital decision products, such as ORION for multi-source decision-to-effect, and it powers our physical platforms. We work where wrong decisions can be catastrophic. We partner with defence, security and private … agentic systems Familiarity with secure‐by‐design development principles (ISO 27001, NIST, OWASP) Experience in defence, national security, or similarly regulated environments Contributions to open‐source AI/ML projects An active SC or DV clearance is a strong advantage for this role. Why This Role? This ...