hackajob

About the Company

We’re revolutionising tech hiring with hackajob intelligence - The AI-assisted hiring platform connecting leading tech employers with top talent, globally.

Leveraging our unique large language model built from millions of platform data points, companies match with high-intent job seekers based on context and experience, not just keywords. Candidates privately explore highly relevant job offers by accepting or declining their interview requests - 90% respond within 24 hours.

Powerful industry benchmarking, brand sentiment, and DE&I insights help companies reduce time-to-hire, refine their hiring strategy, and maximize ROI.

Land your dream job by joining our global community of over 900,000 tech professionals, representing more than 170 tech job types—more than any other platform.

Or join hundreds of leading tech employers and supercharge your tech hiring game with hackajob

Listed Jobs

Company Name

hackajob

Job Title

STEM Computational Problem Creation Expert

Job Description

Job Title: STEM Computational Problem Creation Expert Role Summary: Design, implement, and validate deterministic, computationally intensive STEM problems and reference Python solutions for AI training and evaluation datasets. Expectations: Deliver fully reproducible problems with unique correct outputs; maintain rigorous documentation and verification standards; demonstrate advanced Python numerical skills and peer‑review validation. Key Responsibilities: • Create deterministic computational problems (numerical integration, fixed‑seed simulations, combinatorial enumeration, optimization with unique optimum, physics/engineering simulations). • Develop reproducible Python solutions using NumPy, SciPy, Pandas, and optionally scikit‑learn. • Verify numerical and algorithmic correctness, ensuring single deterministic outcome. • Document problem specifications: inputs, methodology, constraints, expected outputs. • Review and validate reference solutions for accuracy and performance. Required Skills: • Advanced proficiency in Python (NumPy, SciPy, Pandas). • Experience in numerical methods, simulations, optimization, and algorithmic verification. • Ability to design reproducible computational experiments and benchmark datasets. • Strong analytical and problem‑solving capabilities. Required Education & Certifications: • MSc or PhD in Physics, Applied Mathematics, Engineering, or Scientific Computing. • Minimum 5 years of professional computational or numerical problem‑solving experience. • (Optional) Research/post‑doctoral experience, HPC/simulation work, or prior benchmark/problem‑set design.

United kingdom

Remote

Mid level

24-12-2025

Company Name

hackajob

Job Title

Computational Data Science Problem Creation Expert

Job Description

**Job title** Computational Data Science Problem Creation Expert **Role summary** Contract, remote. Design deterministic, end‑to‑end data science problems that mimic real‑world analytical workflows. Provide fully documented Python solutions and definitive expected outputs to aid AI model training and evaluation. **Expectations** - Deliver clear, repeatable datasets and solution code. - Ensure problems cover the entire data science lifecycle. - Provide comprehensive documentation of business context, schemas, logic, and outputs. **Key responsibilities** - Design realistic, business‑driven data science problems. - Define data ingestion, cleaning, exploration, feature engineering, statistical modeling, and validation steps. - Implement verified Python solutions (pandas, numpy, scipy, scikit‑learn, statsmodels). - Validate determinism and reproducibility of all components. - Document problem specifications: context, inputs, schemas, analytical logic, and expected results. **Required skills** - MSc or PhD in Data Science, Statistics, Mathematics, Computer Science, or related field. - 5+ years professional data‑science experience. - Proven ownership of end‑to‑end pipelines. - Advanced Python programming (pandas, numpy, scipy, scikit‑learn, statsmodels). - Strong statistical modeling and interpretation skills. - Ability to create explicit, verifiable outputs. **Required education & certifications** - Master’s or PhD degree in a quantitative discipline. ***Additional desirable experience** (not mandatory) – cross‑industry exposure (finance, healthcare, telecom, gov, e‑commerce); teaching, mentoring, publications, case studies; consulting or research‑oriented background.

United kingdom

Remote

Mid level

24-12-2025

Company Name

hackajob

Job Title

Lead Software Engineer

Job Description

**Job title**: Lead Software Engineer **Role Summary** Lead the end‑to‑end development of engineering software solutions, driving requirements gathering, design, testing, and deployment across development, testing, and production environments. **Expectations** - Proven experience as a software engineer in a professional setting. - Proficiency in C++, C#, Java, or Blazor (or comparable languages). - Ability to manage and configure application environments including SQL Server, CATIA, and Visual Studio. - Experience with data migration, application deployment, and maintaining comprehensive documentation. **Key Responsibilities** - Participate in requirement analysis, solution design, and verification through testing. - Configure, deploy, and maintain application environments (dev, test, prod). - Conduct data migration activities and ensure data integrity. - Support development, testing, and production environments, troubleshooting issues as they arise. - Enhance and develop the documentation knowledge base. - Facilitate application deployment to development environments and handle subsequent support. **Required Skills** - Strong programming skills in one or more of: C++, C#, Java, Blazor. - Solid understanding of the software development lifecycle (SDLC). - Experience with configuration and management of SQL Server, CATIA, and Visual Studio environments. - Knowledge of data migration techniques and best practices. - Competency in creating and maintaining technical documentation. - Ability to troubleshoot and resolve issues across multiple environments. **Required Education & Certifications** - Relevant software or computing qualification (e.g., Bachelor’s degree in Computer Science, Software Engineering, or related field). - Professional certifications in software development or related areas are a plus.

Carnforth, United kingdom

Hybrid

Senior

25-12-2025

Company Name

hackajob

Job Title

Software Developer, Data

Job Description

Job title: Software Developer, Data Role Summary: Design, build, and support the core infrastructure and services powering the company's data ecosystem. Lead development of real‑time data pipelines, cloud database management, and custom data solutions on platforms such as Kafka, Spanner, and BigQuery. Expectations: - Deliver high‑quality, low‑latency, and highly available data services in a fast‑paced, multi‑project environment. - Maintain and extend existing data platform components, ensuring scalability, reliability, and performance. - Collaborate cross‑functionally with product, operations, and testing teams to meet independent deadlines. Key Responsibilities: - Develop, test, and deploy data pipelines using Apache Kafka and related streaming technologies. - Manage cloud‑native databases (Google Spanner, BigQuery) and automate release processes. - Implement monitoring dashboards and enforce best practices for observability. - Create and maintain developer tooling and automation scripts to streamline data workflows. - Identify and address technical debt; propose architectural improvements. - Participate in functional and performance testing; provide detailed quality assurance for code releases. Required Skills: - Proficiency in at least one high‑level language (Python, Java, Go). - Hands‑on experience with Apache Kafka and real‑time data streaming. - Strong background in building low‑latency, scalable, and highly available systems. - Knowledge of cloud database services (e.g., GCP Spanner, BigQuery). - Familiarity with Linux environments and shell scripting. - Solid grasp of monitoring, logging, and dashboarding practices. - Excellent written and verbal communication; able to interact with stakeholders at all levels. - Strong problem‑solving ability, self‑motivated, and team‑oriented. Required Education & Certifications: - Bachelor’s (or Master’s) degree in Computer Science, Software Engineering, or related technical field. - Relevant certifications (e.g., Google Cloud Platform Professional Data Engineer, Kafka Certified Engineer) are a plus.

Manchester, United kingdom

Hybrid

01-01-2026