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Search by what the work actually is

Every research posting carries a classification and a scale range. Filter by either, and by division, discipline, career rung or how recently it was posted. Everything you choose is kept in the address bar, so a search can be shared or bookmarked.

Scale bands are a research classification, not a claim of experimental reach. Most of this span cannot be probed by any apparatus that exists: nothing below about 10^-19 m has been measured directly, and anything at 10^26 m or beyond is inferred from observation rather than engineered. Every opportunity states the kind of work it actually is.

All roles across every team → Department directory →

Browse by scale band

Eleven bands from 10-100 m to 10100 m. Click one to filter. The hatched bands are the ones no apparatus reaches.

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10-100 m 100 m 10100 m
Experiments reach here 3 bands no experiment reaches

Ultra-fundamental and theoretical (10^-100 m to 10^-35 m)
Below the Planck length. No experiment reaches here and none is proposed; work in this band is mathematics and theory about what a physical theory would have to look like at all.

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Filtering by Department: Extreme-Scale, Nano & Fundamental Engineering Scale: Ultra-fundamental and theoretical Clear all

37 opportunities match your filters

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Computational Fundamental Physics Engineer

Ultra-Fundamental & Mathematical Physics

Turning the division's derivations into numerical codes that converge, are seeded, and reproduce on another machine.

Computational Speculative frontier research L3 · Engineer and Scientist Full-Time On-site — Kolkata, West Bengal, India

Scale 10^-100 m to 10^-35 m

Can derive the Euler-Lagrange equations for a field theory from its action and state the symmetries that follow. · Fluent with tensor calculus in index and index-free notation, including covariant differentiation and curvature. · Has taken a graduate course in general relativity or quantum field theory and can reproduce its central derivations. · Can implement a numerical calculation in Python, Julia or C++ and state its convergence behaviour. + 8 more

Extreme-Scale Theory Lead

Ultra-Fundamental & Mathematical Physics

The theoretical thread that runs across the department's whole declared span, and keeping its claims honest at both ends.

Mathematical Theoretical research L6 · Lead Full-Time On-site — Kolkata, West Bengal, India

Scale 10^-100 m to 10^100 m

Can derive the Euler-Lagrange equations for a field theory from its action and state the symmetries that follow. · Fluent with tensor calculus in index and index-free notation, including covariant differentiation and curvature. · Has taken a graduate course in general relativity or quantum field theory and can reproduce its central derivations. · Can implement a numerical calculation in Python, Julia or C++ and state its convergence behaviour. + 5 more

Fundamental Physics Lead

Ultra-Fundamental & Mathematical Physics

What this division works on, who works on it, and the written standard every result meets before it leaves.

Mathematical Speculative frontier research L6 · Lead Full-Time On-site — Kolkata, West Bengal, India

Scale 10^-100 m to 10^-35 m

Can derive the Euler-Lagrange equations for a field theory from its action and state the symmetries that follow. · Fluent with tensor calculus in index and index-free notation, including covariant differentiation and curvature. · Has taken a graduate course in general relativity or quantum field theory and can reproduce its central derivations. · Can implement a numerical calculation in Python, Julia or C++ and state its convergence behaviour. + 5 more

Mathematical Physics Intern

Ultra-Fundamental & Mathematical Physics

Reconstructing a published derivation in full, including the steps the paper omitted, and writing up where it becomes ambiguous.

Mathematical Speculative frontier research L1 · Research and Engineering Intern Internship On-site / Hybrid — Kolkata, West Bengal, India

Scale 10^-100 m to 10^-35 m

Can derive the Euler-Lagrange equations for a field theory from its action and state the symmetries that follow. · Fluent with tensor calculus in index and index-free notation, including covariant differentiation and curvature. · Has taken a graduate course in general relativity or quantum field theory and can reproduce its central derivations. · Can implement a numerical calculation in Python, Julia or C++ and state its convergence behaviour. + 5 more

Mathematical Physics Research Scientist

Ultra-Fundamental & Mathematical Physics

Framing and answering a whole mathematical question in the division's programme, and reporting its limits.

Mathematical Speculative frontier research L3 · Engineer and Scientist Full-Time On-site — Kolkata, West Bengal, India

Scale 10^-100 m to 10^-35 m

Can derive the Euler-Lagrange equations for a field theory from its action and state the symmetries that follow. · Fluent with tensor calculus in index and index-free notation, including covariant differentiation and curvature. · Has taken a graduate course in general relativity or quantum field theory and can reproduce its central derivations. · Can implement a numerical calculation in Python, Julia or C++ and state its convergence behaviour. + 5 more

Principal Mathematical Physicist

Ultra-Fundamental & Mathematical Physics

The hardest open problems the division holds, and the standard its derivations are held to.

Mathematical Speculative frontier research L7 · Principal Full-Time On-site — Kolkata, West Bengal, India

Scale 10^-100 m to 10^-35 m

Can derive the Euler-Lagrange equations for a field theory from its action and state the symmetries that follow. · Fluent with tensor calculus in index and index-free notation, including covariant differentiation and curvature. · Has taken a graduate course in general relativity or quantum field theory and can reproduce its central derivations. · Can implement a numerical calculation in Python, Julia or C++ and state its convergence behaviour. + 5 more

Quantum Cosmology Scientist

Ultra-Fundamental & Mathematical Physics

The regime where quantum theory and cosmology have to be written in the same equations, and what that costs.

Theoretical Theoretical research L4 · Specialist Full-Time On-site — Kolkata, West Bengal, India

Scale 10^-100 m to 10^26 m

Can derive the Euler-Lagrange equations for a field theory from its action and state the symmetries that follow. · Fluent with tensor calculus in index and index-free notation, including covariant differentiation and curvature. · Has taken a graduate course in general relativity or quantum field theory and can reproduce its central derivations. · Can implement a numerical calculation in Python, Julia or C++ and state its convergence behaviour. + 5 more

Quantum Gravity Research Intern

Ultra-Fundamental & Mathematical Physics

A literature-grounded comparison of how two quantum-gravity programmes treat the same limiting case.

Mathematical Speculative frontier research L1 · Research and Engineering Intern Internship On-site / Hybrid — Kolkata, West Bengal, India

Scale 10^-100 m to 10^-35 m

Can derive the Euler-Lagrange equations for a field theory from its action and state the symmetries that follow. · Fluent with tensor calculus in index and index-free notation, including covariant differentiation and curvature. · Has taken a graduate course in general relativity or quantum field theory and can reproduce its central derivations. · Can implement a numerical calculation in Python, Julia or C++ and state its convergence behaviour. + 5 more

Quantum Gravity Research Scientist

Ultra-Fundamental & Mathematical Physics

Sustained work inside one quantum-gravity framework, including the parts of it that do not work.

Mathematical Speculative frontier research L3 · Engineer and Scientist Full-Time On-site — Kolkata, West Bengal, India

Scale 10^-100 m to 10^-35 m

Can derive the Euler-Lagrange equations for a field theory from its action and state the symmetries that follow. · Fluent with tensor calculus in index and index-free notation, including covariant differentiation and curvature. · Has taken a graduate course in general relativity or quantum field theory and can reproduce its central derivations. · Can implement a numerical calculation in Python, Julia or C++ and state its convergence behaviour. + 5 more

Senior Theoretical Physicist

Ultra-Fundamental & Mathematical Physics

Several related theoretical problems at once, and the technical judgement of the researchers working on them.

Mathematical Speculative frontier research L5 · Senior Full-Time On-site — Kolkata, West Bengal, India

Scale 10^-100 m to 10^-35 m

Can derive the Euler-Lagrange equations for a field theory from its action and state the symmetries that follow. · Fluent with tensor calculus in index and index-free notation, including covariant differentiation and curvature. · Has taken a graduate course in general relativity or quantum field theory and can reproduce its central derivations. · Can implement a numerical calculation in Python, Julia or C++ and state its convergence behaviour. + 5 more

Spacetime Theory Researcher

Ultra-Fundamental & Mathematical Physics

The technical authority on how the division treats causal structure, horizons and background independence.

Mathematical Speculative frontier research L4 · Specialist Full-Time On-site — Kolkata, West Bengal, India

Scale 10^-100 m to 10^-35 m

Can derive the Euler-Lagrange equations for a field theory from its action and state the symmetries that follow. · Fluent with tensor calculus in index and index-free notation, including covariant differentiation and curvature. · Has taken a graduate course in general relativity or quantum field theory and can reproduce its central derivations. · Can implement a numerical calculation in Python, Julia or C++ and state its convergence behaviour. + 5 more

Theoretical Physics Research Associate

Ultra-Fundamental & Mathematical Physics

Independent responsibility for one component of a larger derivation, and for checking it against its classical limit.

Mathematical Speculative frontier research L2 · Junior and Associate Full-Time On-site — Kolkata, West Bengal, India

Scale 10^-100 m to 10^-35 m

Can derive the Euler-Lagrange equations for a field theory from its action and state the symmetries that follow. · Fluent with tensor calculus in index and index-free notation, including covariant differentiation and curvature. · Has taken a graduate course in general relativity or quantum field theory and can reproduce its central derivations. · Can implement a numerical calculation in Python, Julia or C++ and state its convergence behaviour. + 5 more

Ultra-Fundamental Physics Research Intern

Ultra-Fundamental & Mathematical Physics

One scoped calculation inside a chosen quantum-gravity framework, carried through to a written result with its assumptions listed.

Mathematical Speculative frontier research L1 · Research and Engineering Intern Internship On-site / Hybrid — Kolkata, West Bengal, India

Scale 10^-100 m to 10^-35 m

Can derive the Euler-Lagrange equations for a field theory from its action and state the symmetries that follow. · Fluent with tensor calculus in index and index-free notation, including covariant differentiation and curvature. · Has taken a graduate course in general relativity or quantum field theory and can reproduce its central derivations. · Can implement a numerical calculation in Python, Julia or C++ and state its convergence behaviour. + 5 more

Browse by division

Each division states the scale it works at and the kind of work it does, at the top of its own page.

Ultra-Fundamental & Mathematical Physics

Mathematical and theoretical work on the structure of spacetime, quantum foundations and the frameworks that attempt to describe physics below the Planck length. Entirely theory, mathematics and computation.

Particle, High-Energy & Nuclear Systems

Modelling and data analysis for particle, high-energy and nuclear physics: interaction models, Monte Carlo pipelines, detector data, and radiation effects in materials.

Quantum, Atomic & Precision Systems

Quantum information, algorithms, device modelling, sensing and atomic simulation, in the band where quantum states are measured directly rather than inferred.

Molecular Engineering & Computational Chemistry

Quantum chemistry, molecular dynamics and molecular design: computing what a molecule does, and comparing the prediction with measurement wherever measurement exists.

Nano Engineering & Nanotechnology

Nanomaterials, nanostructures, nanoelectronics, nanophotonics, sensing and metrology, across the band where structures are fabricated, imaged and characterised routinely.

Materials & Advanced Matter

Materials discovery and modelling across alloys, ceramics, polymers, composites, metamaterials, quantum and energy materials, and materials for extreme environments.

Semiconductors, Electronics & Micro/Nano Systems

Device physics, microelectronics and VLSI, MEMS and NEMS, sensors and photonics, in the band where design, simulation and prototype meet.

Computer Science, AI & Scientific Computing

The cross-department division: research software, simulation platforms, HPC, AI for science, digital twins, data pipelines and the reproducibility every other division depends on.

Mathematics & Computational Foundations

The mathematical foundations the whole department stands on: numerical methods, convergence and stability, optimisation, probability, and the modelling support every other division draws on.

Mechanical, Robotics & Multi-Scale Systems

Computational mechanics, robotics, precision engineering and advanced manufacturing, and the multiscale modelling that carries a material property up into a system that has to work.

Civil, Structural & Macro-Scale Systems

Structural engineering, smart infrastructure, advanced construction materials, infrastructure sensing and digital twins, and climate-resilient large-scale systems.

Biology, Biotechnology & Bio-Nano Systems

Nanobiotechnology, biomaterials, biosensors, computational biology and bioinformatics, tissue engineering, lab-on-chip and microfluidics, and the interfaces between biology and engineered surfaces.

Energy, Environment & Climate Materials

Battery and energy-storage materials, hydrogen systems, solar materials, catalysis, carbon capture, water purification, environmental nanotechnology and climate systems modelling.

Aerospace, Space & Extreme Environment Engineering

Aerospace and space systems engineering, extreme-environment materials, orbital and planetary systems modelling, space robotics and the architecture work behind long-horizon space research.

Astrophysics, Cosmology & Extreme-Scale Modelling

Computational astrophysics and cosmology: observational data analysis, gravitational and structure modelling, large-scale simulation, and the mathematics of models at and beyond the observable horizon.